Our Leadership

Board of Direc­tors, Physi­cian Group

Paul Mer­rick, MD, Chief Physi­cian Exec­u­tive and Co-Chair­man
Duly Health and Care Physi­cian Organization

Dr. Paul Mer­rick, a board-cer­ti­fied and renowned urol­o­gist, serves as the Co-Chair­man of the Board and Chief Physi­cian Exec­u­tive of Duly Health and Care, the largest inde­pen­dent, mul­ti-spe­cial­ty group in Illinois.

In his role, Dr. Mer­rick leads the Board and physi­cians in their goal of mak­ing health­care bet­ter for patients and com­mu­ni­ties by offer­ing high-qual­i­ty and com­pas­sion­ate care. He ensures that Duly’s physi­cian-dri­ven approach con­tin­ues to lead to excep­tion­al physi­cian engage­ment and improved patient outcomes.

As a leader crit­i­cal to the organization’s suc­cess, Dr. Mer­rick has played an impor­tant role in Duly’s growth dur­ing the last decade.

Under­stand­ing the impor­tance of giv­ing back, Dr. Mer­rick also helped estab­lish the organization’s char­i­ta­ble foun­da­tion, the Duly Health and Care Char­i­ta­ble Fund, which sup­ports and grants fund­ing to more than 30 Chicagoland non­prof­it orga­ni­za­tions that pro­vide access to food, afford­able hous­ing and healthcare/​wellness ser­vices to those in need.

He has been in prac­tice since 1994, was a found­ing physi­cian when Duly Health and Care start­ed as DuPage Med­ical Group in 1999 and has been lead­ing the physi­cian orga­ni­za­tion since 2009. He pre­vi­ous­ly served as chair­man of the Urol­o­gy depart­ment for 13 years; he also served as Trea­sur­er and remains a mem­ber of the Board of Directors.

Dr. Mer­rick earned his med­ical degree from Rush Med­ical Col­lege and com­plet­ed his res­i­den­cy at Rush Uni­ver­si­ty Med­ical Cen­ter, where he served as chief res­i­dent of urology.

Christi­na E. Bratis, MD, President

Dr. Christi­na Bratis, a hos­pi­tal­ist board-cer­ti­­fied in inter­nal med­i­cine, serves as Pres­i­dent of the Board of the Duly Health and Care physi­cian organization.

Dr. Bratis joined Duly Health and Care in August 2009. As a leader, she is known for being calm and fair and is rec­og­nized for her focus on under­stand­ing the per­spec­tive of others.

She is pas­sion­ate about health­care because of the irrefutable impact it has on her patients and their com­mu­ni­ties, form­ing the foun­da­tion of a hap­py and pro­duc­tive life.

She earned her med­ical degree in 2005 from Rush Med­ical Col­lege, com­plet­ed her res­i­den­cy at the Uni­ver­si­ty of Illi­nois at Chica­go, and served an addi­tion­al year there as chief res­i­dent in inter­nal med­i­cine. She is affil­i­at­ed with Advo­cate Good Samar­i­tan Hos­pi­tal, Edward Hos­pi­tal, Elmhurst Hos­pi­tal and North­west­ern Med­i­cine Cen­tral DuPage Hospital.

Dr. Bratis loves con­nect­ing with her fam­i­ly and friends in her free time. She enjoys food, trav­el, the out­doors and run­ning. With­in the com­mu­ni­ty, she played an instru­men­tal role as the Clin­i­cal Leader of the McCormick Place Alter­nate Care Facil­i­ty, the first local field facil­i­ty built to address the city of Chica­go and state of Illi­nois’ COVID-19 response. The most reward­ing accom­plish­ment of Dr. Bratis’ career thus far has been being able to devel­op con­nec­tions with her patients, work­ing to earn their trust as she cares for them through the often vul­ner­a­ble and stress­ful expe­ri­ence of being in the hospital.

Juli­et Fal­lah, MD, Vice President

Dr. Juli­et Fal­lah, board-cer­ti­fied in radi­ol­o­gy, serves on Duly Health and Care’s radi­ol­o­gy team and is the radi­a­tion safe­ty offi­cer of Duly Health and Care. She devel­oped poli­cies and imple­ment­ed pro­to­cols for Duly Health and Care patients to min­i­mize and track imag­ing radi­a­tion expo­sure. In her lead­er­ship role, Dr. Fal­lah upholds inclu­sive­ness, cre­ativ­i­ty and inspi­ra­tion when empow­er­ing others.

Dr. Fal­lah has been prac­tic­ing at Duly Health and Care for sev­er­al years, fol­low­ing her work at Advo­cate Good Samar­i­tan Hos­pi­tal where she devel­oped the PET/CT pro­gram as well as the CT angiog­ra­phy program.

She is pas­sion­ate about health­care because she loves hav­ing the chance to tru­ly help people.

She com­plet­ed her fel­low­ship train­ing in chest imag­ing at the Mallinck­rodt Insti­tute of Radi­ol­o­gy at Barnes-Jew­ish Hos­pi­tal in St. Louis.

Dr. Fal­lah is an avid read­er and firm sup­port­er of the arts. She also enjoys trav­el­ing and is con­stant­ly in awe of her two chil­dren. With­in the com­mu­ni­ty, she fundrais­es for Med­g­lob­al Inter­na­tion­al and has men­tored many stu­dents in their jour­neys into the med­ical field. The most reward­ing accom­plish­ments of Dr. Fallah’s career thus far have been spear­head­ing the PET/CT onco­log­ic imag­ing pro­gram at Duly Health and Care, launch­ing our screen­ing low dose chest CT pro­gram and imple­ment­ing our pro­gram to pro­vide the low­est radi­a­tion dose pos­si­ble dur­ing imag­ing procedures.

Lead­er­ship Recognition

• Rec­og­nized in Inter­na­tion­al Women’s Forum 2018, 2019

Shilpa Red­dy Cheruku­pal­ly, MD, Treasurer

Dr. Shilpa Red­dy Cheruku­pal­ly, board-cer­ti­fied oto­laryn­gol­o­gist, has more than 15 years of expe­ri­ence with­in her spe­cial­ty. Her med­ical inter­ests include: min­i­mal­ly inva­sive sinus surgery, in-office bal­loon sin­u­plas­ty, sinus surgery in adults and chil­dren, treat­ment of nasal obstruc­tion and snor­ing in adults and chil­dren as well as pedi­atric oto­laryn­gol­o­gy con­di­tions. In her lead­er­ship role, Dr. Cheruku­pal­ly upholds com­mu­ni­ca­tion, col­lab­o­ra­tion and empa­thy when empow­er­ing oth­ers. Prac­tic­ing at Duly Health and Care since August 2005, she pre­vi­ous­ly served as direc­tor of pedi­atric oto­laryn­gol­o­gy at Cor­nell Med­ical Center/​New York Pres­by­ter­ian Hos­pi­tal as well as the assis­tant pro­fes­sor of Oto­laryn­gol­o­gy Head and Neck Surgery at Cor­nell Med­ical School.

Dr. Cheruku­pal­ly is pas­sion­ate about health­care because she cher­ish­es how the med­ical field is an out­let to mean­ing­ful­ly improve people’s dai­ly lives. 

She received her under­grad­u­ate degree from Duke Uni­ver­si­ty and her med­ical degree from Bay­lor Col­lege of Med­i­cine in 1997. She com­plet­ed her res­i­den­cy through Har­vard Med­ical School at the Mass­a­chu­setts Eye and Ear Infir­mary and com­plet­ed her fel­low­ship train­ing in pedi­atric oto­laryn­gol­o­gy at Uni­ver­si­ty of Chica­go Com­er Children’s Hos­pi­tal. Dr. Cheruku­pal­ly is affil­i­at­ed with Edward Hos­pi­tal and North­west­ern Med­i­cine Cen­tral DuPage Hospital.

Dr. Cheruku­pal­ly enjoys spend­ing time with her hus­band and two chil­dren, trav­el­ing and indulging in var­i­ous cuisines as an avid food­ie. Addi­tion­al­ly, she has climbed Mount Kil­i­man­jaro and ran the Chica­go Marathon. With­in the com­mu­ni­ty, she has par­tic­i­pat­ed in human­i­tar­i­an mis­sions with non-prof­it orga­ni­za­tion, ​“Med­ical Mis­sions for Chil­dren.” The most reward­ing accom­plish­ment of Dr. Cherukupally’s career thus far has been win­ning the CUE award for teach­ing at Harvard. 

Lead­er­ship Recognition

• Named one of Cas­tle Connolly’s ​‘Top Doc­tors’ in 2019 
• Named one of Cas­tle Connolly’s ​‘Top Doc­tors’ in 2017 

David Dun­gan, MD, Secretary

Dr. David Dun­gan, board-cer­ti­fied in inter­nal med­i­cine and pedi­atrics, is an expe­ri­enced internist and pedi­a­tri­cian who spe­cial­izes in high qual­i­ty per­son­al­ized health­care for all ages. In his lead­er­ship role, Dr. Dun­gan upholds active lis­ten­ing, con­sen­sus build­ing, and integri­ty. He takes this same approach to the deliv­ery of care of his patients. 

His spe­cial areas of clin­i­cal inter­est are cho­les­terol, hyper­ten­sion, nutri­tion and dia­betes, includ­ing obe­si­ty pre­ven­tion and lifestyle medicine.

Dr. Dun­gan joined Duly Health and Care in 2000; out­side of his med­ical prac­tice, he chairs the Qual­i­ty Assur­ance and Uti­liza­tion Man­age­ment Com­mit­tee of Duly Health and Care. In addi­tion, he serves as board chair for FOR­WARD (Find­ing Oppor­tu­ni­ties that Result in Well­ness for All Res­i­dents of DuPage), a 501c3 char­i­ta­ble orga­ni­za­tion which is ded­i­cat­ed to build­ing com­mu­ni­ty-based sys­tems to counter the grow­ing prob­lem of chron­ic dis­ease and health dis­par­i­ties. Also, Dr. Dun­gan has been award­ed as a Fel­low of the Amer­i­can Acad­e­my of Pedi­atrics and a Fel­low of the Amer­i­can Col­lege of Physicians. 

He is pas­sion­ate about health­care because of the over­all expe­ri­ence demon­strat­ed between patients and providers; there is an abil­i­ty for patients to gen­er­ate self-improvement.

He received his med­ical degree in 1988 from Loy­ola Uni­ver­si­ty Stritch School of Med­i­cine in May­wood. Dr. Dun­gan com­plet­ed his com­bined res­i­den­cy in inter­nal med­i­cine and pedi­atrics at Loy­ola Uni­ver­si­ty Med­ical Center/​Foster McGaw Hos­pi­tal in 1992. He is affil­i­at­ed with Advo­cate Good Samar­i­tan Hospital.

Dr. Dun­gan is the proud father of triplets, who are now young adults. As a cham­pi­on of healthy lifestyle habits, he enjoys culi­nary med­i­cine as well as the arts and recre­ation­al sports. With­in the com­mu­ni­ty, he has served on var­i­ous hos­pi­tal com­mit­tees, has been a speak­er for new mom/​baby class­es and donat­ed his time to com­mu­ni­ty orga­ni­za­tions. He and his wife are active sup­port­ers and fundrais­ers for Mis­eri­cor­dia, because of their belief in the way this orga­ni­za­tion has helped their daugh­ter and many oth­ers with intel­lec­tu­al dis­abil­i­ties thrive. He also has coached youth base­ball, vol­un­teered with his parish’s health team and served peri­od­i­cal­ly as a com­mu­ni­ty instruc­tor for clin­i­cal med­ical res­i­dents and advanced nurs­ing stu­dents. Cur­rent­ly, Dr. Dun­gan rep­re­sents Duly on the DuPage Health Coali­tion, a con­sor­tium of health care providers com­mit­ted to pro­vid­ing access to health­care for res­i­dents of DuPage Coun­ty. The most reward­ing accom­plish­ment of his career thus far has been learn­ing that his two sons have cho­sen med­i­cine as careers; he hopes their deci­sions to enter this field were reflec­tive of his own care phi­los­o­phy that he strives to imple­ment dai­ly to his patients. 

Eva R. Chat­man, MD

Dr. Eva Chat­man, a board-cer­ti­fied physi­cian in Fam­i­ly Prac­tice, serves on the clin­i­cal board at Duly Health and Care. She joined Duly in 2018 as a pri­ma­ry care physi­cian with an ethos of putting patients first. Dr. Chatman’s work with Duly has includ­ed mem­ber­ship on sev­er­al com­mit­tees includ­ing serv­ing as a found­ing mem­ber and joint chair of the Diver­si­ty Equi­ty and Inclu­sion com­mit­tee where she worked to estab­lish a trans­fer pipeline for under­served and under­rep­re­sent­ed col­lege stu­dents to under­staffed roles with­in Duly Health and Care’s med­ical and busi­ness units.

Dr. Chat­man is an engaged physi­cian leader with a care phi­los­o­phy of open dia­logue and col­lab­o­ra­tion with her patients. In her role on the physi­cian board of Duly, Dr. Chat­man cham­pi­ons physi­cian and patient advo­ca­cy, med­ical best prac­tices, trans­paren­cy, and active engage­ment with patients, col­leagues, and cor­po­rate part­ners.

Upon com­ple­tion of her med­ical degree from the Med­ical Col­lege of Wis­con­sin in 2011, Dr. Chat­man com­plet­ed her res­i­den­cy at Saint Louis Uni­ver­si­ty in col­lab­o­ra­tion with Scott Air­force Base in Belleville, IL. Pri­or to join­ing Duly, Dr. Chat­man served 10 years as a physi­cian in the Unit­ed States Air­force while earn­ing the rank of Major. As a dec­o­rat­ed offi­cer, Dr. Chat­man enhanced her lead­er­ship skills, includ­ing serv­ing as Sur­geon Gen­er­al of the 20^th Med­ical Group. Dur­ing her time in active duty, Dr. Chat­man deployed over­seas to a com­bat zone as lead physi­cian and com­mand­ing med­ical offi­cer in one of the busiest med­ical regions in Africa.

Dr. Chat­man is fam­i­ly ori­en­tat­ed and cher­ish­es her time with her hus­band, and three chil­dren. She enjoys spend­ing time in north­ern Wis­con­sin dur­ing the sum­mer and reg­u­lar trav­el to Dal­las vis­it­ing her fam­i­ly. One of her strongest pas­sions is the work that she does with young peo­ple through men­tor­ship, guid­ing those who lack the resources and con­nec­tions to pro­fes­sion­al oppor­tu­ni­ties in the med­ical field.

Notable achieve­ments include the Air Force Com­men­da­tion Medal and Mer­i­to­ri­ous Ser­vice Medal. 

Thomas Gal­lagher, MD

Dr. Thomas Gal­lagher, a board-cer­ti­fied inter­nal med­i­cine physi­cian, serves on the clin­i­cal board at Duly Health and Care. He was one of the found­ing mem­bers of DuPage Med­ical Group In 1999 and has prac­ticed in the Hins­dale area through­out his career which began in 1992. He has thor­ough­ly enjoyed form­ing long-term rela­tion­ships with patients over his 30 years of prac­tice and has cared for mul­ti­ple gen­er­a­tions of patients from the same families.

Dr. Gal­lagher has been a site leader at the Hins­dale Clay Street loca­tion since 2009. He was also the depart­ment of med­i­cine chair­man from 2014 until 2017. He has served on numer­ous com­mit­tees over the years, includ­ing the EMR and Char­i­ta­ble Fund com­mit­tees. In 2017, Dr. Gal­lagher stepped away from lead­er­ship roles and pur­sued a master’s degree in clin­i­cal infor­mat­ics at North­west­ern. He com­plet­ed the degree in 2020 and became board-cer­ti­fied in infor­mat­ics in 2021. He is hop­ing to use the knowl­edge he has gained to help physi­cians, staff and patients more effi­cient­ly use the elec­tron­ic tools avail­able to improve the qual­i­ty of care for patients and lessen the stress of pro­vid­ing this care for providers.

Over the last 27 years, he has rel­ished watch­ing his chil­dren grow from adorable, spir­it­ed chil­dren into suc­cess­ful, self-assured adults. He feels they are a joy to spend time with just as much now as when they were lit­tle, though that togeth­er time gets a lit­tle hard­er to find giv­en they live in 3 sep­a­rate cities. His wife has been a pil­lar of sta­bil­i­ty for the fam­i­ly with her unpar­al­leled emo­tion­al intel­li­gence and warmth mak­ing every­one around her a bet­ter person.

Dr. Gal­lagher grad­u­at­ed from the Uni­ver­si­ty of Michi­gan and then attend­ed the Uni­ver­si­ty of Chica­go for med­ical school. After fin­ish­ing a res­i­den­cy at North­west­ern, he joined a small, four physi­cian med­ical prac­tice in Hins­dale. These physi­cians ulti­mate­ly became found­ing mem­bers of DuPage Med­ical Group. 

Jean Houli­han, MD

Dr. Jean Houli­han, board-cer­ti­­fied in inter­nal med­i­cine, serves on the clin­i­cal board at Duly Health and Care. In her lead­er­ship role, she upholds active lis­ten­ing, effec­tive com­mu­ni­ca­tion and open-mind­ed­­ness. Using these qual­i­ties, she works to​“see the big pic­ture” and eval­u­ate all sides of an issue when work­ing toward a solution.

As a physi­cian, Dr. Houli­han strives to part­ner with her patients, help­ing them man­age a healthy lifestyle. Her clin­i­cal inter­ests include women’s health, pre­ven­tive care, car­diac health and cho­les­terol management.

She has been prac­tic­ing in DuPage Coun­ty since 1995 and has served on Duly’s lead­er­ship team since 2015. Dr. Houli­han is pas­sion­ate about health­care because it allows her to active­ly edu­cate and engage patients while striv­ing to pro­vide acces­si­ble care for all.

Dr. Houli­han received her degree from Rush Med­ical Col­lege in Chica­go. At Rush Med­ical Col­lege, she was award­ed the Ramsey/​Ramsey Schol­ar­ship for Aca­d­e­m­ic Excel­lence in Lead­er­ship Qual­i­ties. She also received a Janet M. Glas­gow Memo­r­i­al Award of the Amer­i­can Women’s Asso­ci­a­tion for grad­u­at­ing first in her class as a female stu­dent and a Nathan M. Freer Prize for being vot­ed by fac­ul­ty as an out­stand­ing senior med­ical stu­dent. While com­plet­ing her intern­ship and res­i­den­cy at Rush Pres­by­ter­ian-St. Luke’s Med­ical Cen­ter in Chica­go, she received a Robert E. Slay­ton Prize for Spe­cial Com­pe­tence, Sen­si­tiv­i­ty and Com­pas­sion in Med­ical Oncol­o­gy and a Depart­ment of Inter­nal Med­i­cine Award for Excel­lent Work as a Res­i­dent. Fur­ther­more, Dr. Houli­han is a mem­ber of the Alpha Omega Alpha Med­ical Hon­or Society.

Dr. Houli­han enjoys bond­ing with her large, close fam­i­ly in addi­tion to bik­ing, hik­ing, ski­ing, play­ing golf, trav­el­ing and prac­tic­ing yoga. She also loves ani­mals. With­in the com­mu­ni­ty, she vol­un­teers on the Duly Health and Care Char­i­ta­ble Fund advi­so­ry board. The most reward­ing accom­plish­ments of Dr. Houlihan’s career thus far have been tak­ing care of her won­der­ful patients and being part of Duly’s lead­er­ship team.

Abdul Sankari, MD, MBA, FACC, FCCP

Dr. Abdul Sankari is board cer­ti­fied in Inter­ven­tion­al Car­di­ol­o­gy, Nuclear Car­di­ol­o­gy, Crit­i­cal Care Med­i­cine, Car­dio­vas­cu­lar Dis­ease, and Inter­nal Med­i­cine. He joined Duly Health and Care in 2016 after serv­ing near­ly 15 years as a prac­tic­ing physi­cian with Heart­land Car­dio­vas­cu­lar where he held numer­ous lead­er­ship roles, includ­ing group pres­i­dent.

Dr. Sankari’s exper­tise includes 24-Hour Holter Mon­i­tor­ing, 30-Day Event Mon­i­tor­ing, Car­diac Stress Test­ing, Car­diac Test­ing, Com­plex Coro­nary Inter­ven­tions, Coro­nary Angiog­ra­phy, Coro­nary Stent Place­ment, Diag­nos­tic Test­ing, EKG Stress Test­ing, Echocar­dio­graph­ic Stress Test­ing, Left Heart Catheter­i­za­tion, Low­er Extrem­i­ty Angiog­ra­phy, Nuclear Tech­nol­o­gy Pro­gram, Periph­er­al Inter­ven­tions, Periph­er­al Vas­cu­lar Inter­ven­tion, Phar­ma­co­log­ic Stress Test­ing and Right Heart Catheter­i­za­tion.

Dr. Sankari embraces a care phi­los­o­phy of treat­ing his patients as fam­i­ly.

He received his Med­ical Degree from the Uni­ver­si­ty of Alep­po, Syr­ia, where he earned the First Rank in the Grad­u­a­tion Exam at the Uni­ver­si­ty of Alep­po. Dr. Sankari com­plet­ed his intern­ship and his res­i­den­cy at the Uni­ver­si­ty of Illi­nois, Michael Reese Hos­pi­tal and Med­ical Cen­ter in Chica­go, where he was the Chief Med­ical Res­i­dent. He also com­plet­ed a fel­low­ship in Car­di­ol­o­gy at the Uni­ver­si­ty of Illi­nois at Chica­go and the Michael Reese Hos­pi­tal and Med­ical Cen­ter, where he was the Chief Car­di­ol­o­gy Fel­low. Dr. Sankari com­plet­ed a Crit­i­cal Care Fel­low­ship at Emory Uni­ver­si­ty.

He is the recip­i­ent of the Mai­monides Award for Human­ism and the Teacher of the Year Award from the Michael Reese Hos­pi­tal and Med­ical Cen­ter. He is a Fel­low of the Amer­i­can Col­lege of Car­di­ol­o­gy and the Amer­i­can Col­lege of Chest Physi­cians. He is an Asso­ciate Mem­ber of the Amer­i­can Col­lege of Physi­cians.

Dr. Sankari serves as the Direc­tor of the Car­diac Catheter­i­za­tion Lab at Sil­ver Cross Hos­pi­tal, New Lenox. He is the past Pres­i­dent of the Heart­land Edu­ca­tion and Research Foun­da­tion. His research has been pub­lished in numer­ous peer-reviewed journals.

Mia A. Taormi­na, DO, FACOI

Dr. Mia Taormi­na, board-cer­ti­fied in Infec­tious Dis­ease and Inter­nal Med­i­cine with Hos­pi­tal Med­i­cine focus, serves on the clin­i­cal board at Duly Health and Care. Dr. Taormi­na has been a part of Duly Health and Care since 2012 and has served in var­i­ous lead­er­ship roles includ­ing as Chair of the Depart­ment of Infec­tious Dis­ease and her lead­er­ship has been high­light­ed dur­ing orga­ni­za­tion­al COVID response. Large­ly because of her con­tri­bu­tions to Duly Health and Care through­out the pan­dem­ic, Dr. Taormi­na has been named one of Chica­go Mag­a­zine’s Top Doc­tors in Infec­tious Dis­ease annu­al­ly and was named Physi­cian of the Year here at Duly in 2020. She was also named one of Crain’s 2021 Notable Health Care Heroes.

Detroit area born and raised, Dr. Taormi­na grad­u­at­ed from Michi­gan State Uni­ver­si­ty — Col­lege of Osteo­path­ic Med­i­cine in 2004 where she grad­u­at­ed with hon­ors and served as Pres­i­dent of the Stu­dent Gov­ern­ment. She com­plet­ed an Inter­nal Med­i­cine res­i­den­cy in 2007 and Infec­tious Dis­ease Fel­low­ship in 2009 at Beu­mont Bots­ford Hos­pi­tal in Farm­ing­ton Hills, MI where her lead­er­ship skills were fur­ther uti­lized in her roles as Chief Intern and Chief Res­i­dent dur­ing her train­ing. Dr. Taormi­na recent­ly received the hon­or of giv­ing the Keynote Address at her alma mater at the con­vo­ca­tion of osteo­path­ic med­ical school grad­u­ates at Michi­gan State Uni­ver­si­ty in 2022.

Dr. Taormi­na’s clin­i­cal inter­ests lie in the care for diverse patient pop­u­la­tions, espe­cial­ly those with clin­i­cal HIV/AIDS or at high risk for severe com­pli­ca­tions of com­mu­ni­ty dis­ease trans­mis­sion, com­pli­cat­ed skin/​soft tissue/​bone and joint infec­tions, pre­ven­ta­tive health, and gen­er­al infec­tious dis­ease med­i­cine. She empha­sizes a doc­tor-patient rela­tion­ship that allows for patients to make informed deci­sions regard­ing their care and her office wel­comes indi­vid­u­als of all race, sex­u­al, and gen­der minori­ties. Her exper­tise has also been wel­comed in many aspects of oper­a­tional employ­ee health and risk man­age­ment, writ­ing and eval­u­at­ing many poli­cies and pro­ce­dures to pro­mote the health and safe­ty of patients, providers, and staff. Focus­ing on a goal of judi­cious use of antimi­cro­bials, Dr. Taormi­na has also served as Co-Chair of Med­ical Uti­liza­tion Man­age­ment and Antibi­ot­ic Stew­ard­ship Com­mit­tees at local hos­pi­tals. She was award­ed the AMI­TA Health Val­ue Award for Stew­ard­ship in 2019.

As a ris­ing leader in the Amer­i­can Col­lege of Osteo­path­ic Internists, Dr. Taormi­na has served as Co-Chair of the Infec­tious Dis­ease Sub­sec­tion and mod­er­a­tor for numer­ous annu­al con­fer­ences and con­ven­tions. Her pas­sion for pub­lic speak­ing and teach­ing is not only exem­pli­fied by her many speak­ing engage­ments on nation­al and inter­na­tion­al stages, but she has also been an Adjunct Clin­i­cal Pro­fes­sor at Mid­west­ern Uni­ver­si­ty — Chica­go Col­lege of Osteo­path­ic Med­i­cine in Down­ers Grove, IL since 2011. Her com­mit­ment to med­ical edu­ca­tion has earned her awards for Out­stand­ing Basic Sci­ence Pro­fes­sor in 2018 and Out­stand­ing Com­mit­ment to Inclu­sive­ness in 2021. Dr. Taormi­na is no stranger to advo­cat­ing for pub­lic health, pre­sent­ing as a sound sci­en­tif­ic voice on WBEZ Chicago’s RESET with week­ly infec­tion con­trol pod­cast updates live on air. 

When not busy prac­tic­ing med­i­cine, teach­ing, or work­ing close­ly with admin­is­tra­tive col­leagues at Duly Health and Care, Dr. Taormi­na is the proud sin­gle moth­er to her daugh­ter Stel­la. She enjoys com­pet­i­tive dis­tance run­ning and triathlons and is a 2x Iron­man and 4x Olympic dis­tance nation­al qual­i­fy­ing triath­lete. Dr. Taormi­na is not one to back down when asked to rise to any occa­sion that chal­lenges her growth phys­i­cal­ly, aca­d­e­m­i­cal­ly, or in lead­er­ship roles and looks for­ward to fur­ther serv­ing our organization.

Senior Man­age­ment Team

Tami Reller, Chief Exec­u­tive Offi­cer and Co-Chairman 

Tami Reller serves as Chief Exec­u­tive Offi­cer and Co-Chair­man at Duly Health and Care. Tami leads clin­ic oper­a­tions, man­age­ment insights and solu­tions, finance and infor­ma­tion and tech­nol­o­gy for the organization.

Tami brings more than 20 years of expe­ri­ence in finance, tech­nol­o­gy, growth, oper­a­tions, mar­ket­ing and con­sumer expe­ri­ence. Most recent­ly, Tami served as the Chief Mar­ket­ing, Dig­i­tal and Expe­ri­ence Offi­cer at Unit­ed­Health­care. Pri­or to this role, she served in sev­er­al lead­er­ship roles with­in Optum, includ­ing CFO, mar­ket­ing, inno­va­tion and growth. She also had a suc­cess­ful 13-year career at Microsoft.

She received a bachelor’s degree in Math­e­mat­ics from Uni­ver­si­ty of Min­neso­ta, Moor­head and a master’s in busi­ness admin­is­tra­tion from St. Mary’s Col­lege in Mor­a­ga, Cal­i­for­nia. Addi­tion­al­ly, Tami serves on the boards of tech­nol­o­gy com­pa­nies, SPS Com­merce and Avalara.

This role excites Tami because it puts her clos­er to patient care and mod­ern­iz­ing the expe­ri­ence for con­sumers in inter­est­ing and inven­tive ways.

John Por­cel­li, MD, Pres­i­dent of Clin­i­cal Operations

Dr. John Por­cel­li, board-cer­ti­fied in crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine, serves as Pres­i­dent of Clin­i­cal Oper­a­tions at Duly Health and Care.

He works close­ly with the Duly lead­er­ship team to direct and improve all aspects of patient care, ensure con­tin­u­ous physi­cian engage­ment and dri­ve growth ini­tia­tives for the organization.

In his lead­er­ship role, Dr. Por­cel­li upholds humil­i­ty, pas­sion and com­mit­ment while he leads physi­cians in prob­lem-solv­ing and devel­op­ing solu­tions for achiev­ing high­er qual­i­ty, low­er cost out­pa­tient care. He also works to assure physi­cians have influ­ence and oppor­tu­ni­ty in how they prac­tice medicine.

In prac­tice at Duly Health and Care since 2004 and appoint­ed pres­i­dent in 2019, he pre­vi­ous­ly served as trea­sur­er and mem­ber of the Duly Board of Direc­tors, chair­man of Duly’s crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine depart­ment, med­ical direc­tor of an inten­sive care unit at a local hos­pi­tal and leader at sev­er­al inter­nal and exter­nal com­mit­tees. As a full-time prac­tic­ing physi­cian, he brings exten­sive expe­ri­ence in treat­ing lung can­cer, COPD, acute lung injury, adult asth­ma, sleep dis­or­ders and sepsis.

Dr. Por­cel­li is pas­sion­ate about health­care because he finds the team­work approach between physi­cians and patients gratifying.

He earned his under­grad­u­ate degree from the Uni­ver­si­ty of Notre Dame and his med­ical degree from Rush Med­ical Col­lege. He com­plet­ed his res­i­den­cy in inter­nal med­i­cine at Rush Uni­ver­si­ty Med­ical Cen­ter and lat­er com­plet­ed fel­low­ship train­ing in crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine at Loy­ola Uni­ver­si­ty Med­ical Cen­ter, where he also served as chief fellow.

Dr. Por­cel­li enjoys spend­ing time with his wife and six chil­dren and attend­ing sport­ing events. With­in the com­mu­ni­ty, he active­ly par­tic­i­pates in fundrais­ing oppor­tu­ni­ties, vol­un­teers with local char­i­ties and men­tors col­lege stu­dents who are inter­est­ed in pur­su­ing med­ical pro­fes­sions. The most reward­ing accom­plish­ment of Dr. Porcelli’s career thus far has been hav­ing the oppor­tu­ni­ty to serve patients as a Duly Health and Care physician.

Lead­er­ship Recognitions

• DMG Physi­cian of the Year in 2017
• DMG Spe­cial­ist of the Year in 2010

Don­na Coop­er, Chief Oper­at­ing Officer

Don­na Coop­er serves as Chief Oper­at­ing Offi­cer of Duly Health and Care. In her lead­er­ship role, she upholds integri­ty, humil­i­ty and resilience while empow­er­ing others.

She part­ners col­lab­o­ra­tive­ly with physi­cians and lead­ers through­out the orga­ni­za­tion to ensure an excep­tion­al patient expe­ri­ence while guid­ing strate­gic growth, new ser­vice lines and improv­ing effi­cien­cies across all Duly Health and Care oper­a­tions sites.

Don­na joined Duly in 2018 with more than 20 years of health­care indus­try expe­ri­ence, most recent­ly serv­ing as chief oper­at­ing offi­cer of Advo­cate Med­ical Group (AMG). In a pre­vi­ous role, she served as pres­i­dent of Advo­cate Drey­er Med­ical Clin­ic where she direct­ed var­i­ous health­care busi­ness oper­a­tions on all levels.

Pri­or to her tenure with Advo­cate, Don­na worked as the chief finan­cial offi­cer and then CEO of Physi­cians Clin­ic of Iowa. She also pre­vi­ous­ly held posi­tions at a man­aged care com­pa­ny where she nego­ti­at­ed pay­er, ven­dor and Physi­cian-Hos­pi­tal Orga­ni­za­tion (PHO) contracts.

Get­ting up every morn­ing know­ing she works in an indus­try that cen­ters upon mak­ing a dif­fer­ence and improv­ing lives, ignites Donna’s pas­sion for her work. This reminder bal­ances her busi­ness knowl­edge and exper­tise with­in an indus­try focused on health and healing.

Don­na is a grad­u­ate of the Uni­ver­si­ty of Iowa, where she received both her bachelor’s degree in Account­ing and master’s degrees in Health Administration.

Don­na enjoys spend­ing time with her hus­band, three chil­dren, fam­i­ly and friends. As a fit­ness enthu­si­ast, she also trea­sures time keep­ing up with her own health, run­ning 35 – 40 miles per week. With­in the com­mu­ni­ty, Don­na is active in her local school dis­trict and vol­un­teers with the Amer­i­can Heart Asso­ci­a­tion, in addi­tion to local food pantries. The most reward­ing accom­plish­ment of her career thus far has been hav­ing the oppor­tu­ni­ty to be part of the Duly Health and Care lead­er­ship team dur­ing the COVID-19 pan­dem­ic. Don­na has appre­ci­at­ed close­ly col­lab­o­rat­ing with fel­low Duly team mem­bers to ensure all patients, physi­cians and asso­ciates remained safe and informed dur­ing this unprece­dent­ed time.

Lead­er­ship Recognition

• Rec­og­nized as one of Chica­go United’s ​‘Busi­ness Lead­ers of Col­or’ in 2013
• Nom­i­nat­ed Cedar Rapids ​‘Forty Under 40’ in 2006

Andrea Hurteau, Chief Val­ue Ser­vices Officer

Andrea Hurteau serves as Chief Val­ue Ser­vices Offi­cer for Duly Health and Care. In her lead­er­ship role, she upholds a pur­pose-dri­ven and results-focused mind­set while col­lab­o­rat­ing with physi­cians, lead­ers and pay­or partners.

In addi­tion to build­ing and man­ag­ing pay­or part­ner­ships, Andrea leads Duly Health and Care’s val­ue-based care strat­e­gy and pro­gram man­age­ment which includes val­ue-based ana­lyt­ics, care man­age­ment and pop­u­la­tion health man­age­ment. Andrea also over­sees sev­er­al func­tions with­in Duly that sup­port clin­i­cal oper­a­tions, includ­ing pay­or con­tract­ing and rev­enue cycle man­age­ment. In addi­tion, Andrea directs oper­a­tions for the organization’s pay­or-del­e­gat­ed func­tions, includ­ing cre­den­tial­ing, uti­liza­tion man­age­ment and claims payment.

Andrea joined Duly in 2017 and has near­ly 25 years of spe­cial­ized health­care expe­ri­ence focused on the strate­gic man­age­ment of risk-based con­tracts and pop­u­la­tion health oper­a­tions for health plans and provider groups. Through­out her career, Andrea has held mul­ti­ple exec­u­tive man­age­ment and busi­ness devel­op­ment lead­er­ship posi­tions at var­i­ous health plans, health sys­tems and med­ical groups.

Andrea’s pas­sion for health­care is dri­ven by her pur­suit to pro­vide excep­tion­al val­ue to patients, physi­cians and pay­ors by achiev­ing the ​“Quadru­ple Aim”.

She holds a bachelor’s degree in nurs­ing sci­ence from Queen’s Uni­ver­si­ty in Cana­da and a master’s degree in busi­ness admin­is­tra­tion from Duke University’s Fuqua School of Business.

When time allows, she enjoys trav­el­ing, ski­ing and spend­ing time with her fam­i­ly. The most reward­ing accom­plish­ment of Andrea’s career thus far has been hav­ing the hon­or to work for Duly Health and Care where she can build capa­bil­i­ties that dri­ve health­care val­ue for patients and help deliv­er the best health outcomes.

Don­ald Hoscheit, MD, Chief Med­ical Officer

Dr. Don­ald Hoscheit, board-cer­ti­fied gas­troen­terol­o­gist, serves as the Chief Med­ical Offi­cer of Duly Health and Care. In his lead­er­ship role, he upholds integri­ty, humil­i­ty and account­abil­i­ty while empow­er­ing oth­ers. He fur­ther demon­strates com­mu­ni­ca­tion and empa­thy as a physician.

He has been in prac­tice at Duly for more than 30 years and has held many lead­er­ship roles with­in and out­side the orga­ni­za­tion. In addi­tion to serv­ing as chief med­ical offi­cer, he serves as a mem­ber of the Duly Health and Care’s Board of Direc­tors and as a leader on sev­er­al of Duly’s inter­nal com­mit­tees. He also serves on the Physician’s Lead­er­ship Coun­cil and Cre­den­tials Com­mit­tee at North­west­ern Med­i­cine Cen­tral DuPage Hos­pi­tal and the finance com­mit­tee at his church.

Dr. Hoscheit prac­tices gas­troen­terol­o­gy full-time, spe­cial­iz­ing in dis­eases and dis­or­ders of the diges­tive tract, endo­scop­ic surgery, colon can­cer detec­tion and screen­ing, col­i­tis, Crohn’s dis­ease and pep­tic ulcer disease.

He is pas­sion­ate about health­care and believes it is an hon­or and priv­i­lege to be trust­ed by some­one to pro­vide their care.

He earned his med­ical degree from the Loy­ola Uni­ver­si­ty Stritch School of Med­i­cine and com­plet­ed his intern­ship, res­i­den­cy in inter­nal med­i­cine and fel­low­ship train­ing in clin­i­cal gas­troen­terol­o­gy at the Loy­ola Uni­ver­si­ty Med­ical Cen­ter. He is a fel­low of both the Amer­i­can Col­lege of Gas­troen­terol­o­gy (ACG) and the Amer­i­can Gas­troen­tero­log­i­cal Asso­ci­a­tion (AGA).

Dr. Hoscheit enjoys spend­ing time with his fam­i­ly and prac­tic­ing his faith; both activ­i­ties chal­lenge him every day. When time allows, he also likes to read, trav­el, hike and cycle. With­in the com­mu­ni­ty, he has served on hos­pi­tal and med­ical soci­ety boards. The most reward­ing accom­plish­ment of his career thus far has been see­ing his gas­troen­terol­o­gy depart­ment grow from a group of four to a group of over 30 excel­lent car­ing providers. He is proud he can have a role in Duly’s growth and work along­side and learn from com­pas­sion­ate, ded­i­cat­ed physi­cians and admin­is­tra­tive leaders.

Lead­er­ship Recognition

• Elect­ed as a fel­low of the ACG and AGA

Chris Nash, Chief Tech­nol­o­gy Officer

Chris Nash was named CTO of Duly Health and Care, one of the largest inde­pen­dent, mul­ti-spe­­­­cial­­­­ty physi­­­­cian-direc­t­ed med­ical group in the nation, where Chris leads a team of near­ly 200 tech­nol­o­gists and engineers. 

Pri­or to join­ing Duly Health and Care, Chris served as CIO of Adtalem Glob­al Edu­ca­tion where he helped trans­form Adtalem into a lead­ing edu­ca­tor of doc­tors, nurs­es, and vet­eri­nar­i­ans. In 2019, Nash was award­ed Chica­go CIO of the Year for Large Enterprises.

Chris has held numer­ous man­age­ment and exec­u­tive posi­tions with a vari­ety of tech­nol­o­gy orga­ni­za­tions from Kraft Foods and Mill­ward Brown to Shorr Pack­ag­ing. His tech­nol­o­gy expe­ri­ence spans across dig­i­tal trans­for­ma­tion, eCom­merce, data ana­lyt­ics, AI, cloud migra­tion, and more. 

Chris earned his MBA from North­west­ern Uni­ver­si­ty and Bach­e­lors from Beloit Col­lege. He is a native Chica­go, enjoys to golf and trav­el, and lives in Hins­dale with his wife Julie and his 2 daughters.

Mike Tem­pler, Chief Finan­cial Officer

Mike Tem­pler serves as Chief Finan­cial Offi­cer at Duly Health and Care. In his lead­er­ship role, he upholds a goal-ori­ent­ed mind­set while build­ing strong part­ner­ships and main­tain­ing respect between all individuals.

At Duly, Mike over­sees strate­gic and finan­cial plan­ning, cash man­age­ment, account­ing, bud­get­ing and finan­cial report­ing. He holds func­tion­al respon­si­bil­i­ty for account­ing, inter­nal report­ing, cap­i­tal mar­kets, trea­sury, pro­cure­ment and tax in addi­tion to lead­ing Duly’s finan­cial plan­ning and analy­sis team.

He has more than 20 years of expe­ri­ence in finance lead­er­ship, includ­ing over 10 years work­ing at GE Health­care in roles of increas­ing respon­si­bil­i­ty and vis­i­bil­i­ty. Pri­or to Duly, he most recent­ly served as Senior Vice Pres­i­dent Finance for Unit­ed States Anes­the­sia Partners.

Spe­cial­iz­ing in cor­po­rate gov­er­nance, finan­cial risk man­age­ment, M&A/integrations and invest­ment decisions/​capital allo­ca­tion, Mike received a bachelor’s degree from Uni­ver­si­ty of Iowa before earn­ing his Mas­ter of Busi­ness Admin­is­tra­tion from DePaul Uni­ver­si­ty. Fur­ther­more, he is a grad­u­ate of GE’s ​“Expe­ri­enced Finan­cial Man­age­ment Pro­gram” (EFLP).

Health­care sparks Mike’s inter­est because he enjoys being able to make a con­crete dif­fer­ence in the lives of others.

Mike enjoys spend­ing time with his wife and three chil­dren, trav­el­ing, and cheer­ing on sport teams across the Chicagoland area. With­in the com­mu­ni­ty, he active­ly par­tic­i­pates in fundrais­ing oppor­tu­ni­ties while also coach­ing soft­ball and basketball. 

Lead­er­ship Recognitions

• Rec­og­nized at GE and Unit­ed States Aes­the­sia Part­ners for oper­a­tional excel­lence and lead­ing high per­form­ing teams

Sarah K. Wil­son, Chief Legal Officer

Sarah Wil­son serves as Chief Legal Offi­cer of Duly Health and Care. In her lead­er­ship role, she brings a busi­ness-ori­ent­ed, col­lab­o­ra­tive mind­set to advis­ing Duly on legal and reg­u­la­to­ry issues.

Sarah joined Duly in 2021 fol­low­ing pri­or roles advis­ing pub­licly trad­ed and pri­vate­ly held domes­tic and multi­na­tion­al growth com­pa­nies and finan­cial insti­tu­tions on a range of cor­po­rate gov­er­nance, dis­clo­sure mat­ters and strate­gic transactions.

Sarah most recent­ly served as Assis­tant Gen­er­al Coun­sel, Cor­po­rate and Secu­ri­ties at Ven­tas, Inc., a health­care real estate invest­ment trust. Pri­or to join­ing Ven­tas, Sarah prac­ticed with Sul­li­van & Cromwell LLP in New York. Sarah began her career in con­sult­ing with Mer­cer Human Resource Con­sult­ing in Los Ange­les, Cal­i­for­nia, and also worked at Deloitte Con­sult­ing pri­or to attend­ing law school.

Sarah’s pas­sion for health­care is dri­ven by her pur­suit to ensure all humans have access to excep­tion­al care.

Sarah holds a bachelor’s degree in Inter­na­tion­al Rela­tions, Glob­al Busi­ness, from the Uni­ver­si­ty of South­ern Cal­i­for­nia, and a juris doc­tor­ate from North­west­ern Uni­ver­si­ty Pritzk­er School of Law.

In her spare time, Sarah enjoys explor­ing Chica­go with her hus­band and young son, trav­el­ing and watch­ing USC football.