Some BCBSIL patients received letters from BCBSIL incorrectly stating their Duly provider is out of network. This was a BCBSIL error.  -   View More

Thomas J. Van Osdol, MD

Allergy, Asthma & Immunology

4.9
216 Ratings
Years in Practice: 23 years
Practices In: Glen Ellyn, Naperville, Plainfield
Patients Seen: All Ages

I con­sid­er it an hon­or to be a trust­ed health­care provider, per­son­al­ly I see it as a priv­i­lege to care for the patients in our com­mu­ni­ties. I strive to ensure every patient receives the same qual­i­ty of care which I have come to expect for my own family.

Schedule an appointment with Thomas J. Van Osdol, MD

A few questions to help guide us to a healthier happier you...

What's the date of birth of the patient receiving care?

Already a Duly MyChart User?
Log in for a quicker scheduling journey.

Locations

location icon

Glen Ellyn

430 Pennsylvania Ave.

Suite 220

Glen Ellyn, Illinois 60137

630-545-7833

(Allergy, Asthma & Immunology)
directions_car Get Directions
location icon

Naperville

808 Rickert Drive

Suite 202

Naperville, Illinois 60540

630-545-7833

(Allergy, Asthma & Immunology)
directions_car Get Directions
location icon

Plainfield

24600 W. 127th St.

Building B, Suite 225

Plainfield, Illinois 60585

630-545-7833

(Allergy, Asthma & Immunology)
directions_car Get Directions
General Info
Hospital Affiliations
Board Certifications
Allergy, Asthma & Immunology
Languages
English
Awards & Accolades
Phi Beta Kappa 1999
Clinical Interests

Eval­u­a­tion and man­age­ment of chil­dren and adults with per­sis­tent asth­ma, Atopic der­mati­tis, Chron­ic cough, Recur­rent infections

Memberships
American Academy of Allergy, Asthma, and Immunology American Board of Pediatrics
Advocate Good Samaritan Hospital
3815 Highland Avenue Downers Grove, Illinois 60515 630-275-2700 Get Directions
Edward Hospital
801 S. Washington St. Naperville, Illinois 60540 630-527-3000 Get Directions
Northwestern Medicine Central DuPage Hospital
25 North Winfield Road Winfield, Illinois 60190 630-933-1600 Get Directions
Education
School
University of Wisconsin School of Medicine and Public Health Graduation Date: 1999 Degree: MD
Residency
Phoenix Children's Hospital Resident in General Pediatrics
Fellowships
University of Missouri-Kansas City Allergy, Asthma & Immunology

Clinical Expertise

Procedures

Asthma and Allergy Testing, Challenge Testing, Food Allergy Evaluations, Food and Drug Challenge Testing, Immune Deficiency Evaluation, Intradermal Testing, Nebulizer Treatments, Patch Testing, Penicillin Testing, Scratch Testing, Spirometry, Venom Testing

Conditions

Allergies, Asthma, Atopic Dermatitis, Chronic Urticaria, Eczema, Hives, Immune Deficiencies

Ratings

Ratings Category

The Patient Satisfaction Rating score is an average of all responses to care provider related questions on our independent rating system, the Press Ganey Patient Satisfaction Survey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Learn more about our patient satisfaction survey.

Patient Satisfaction Rating

4.9

Likelihood of recommending this provider

4.9
214 Ratings

Provider discussed treatment options

4.9
210 Ratings

Provider explained things clearly

4.9
212 Ratings

Provider included you in decisions

4.9
204 Ratings

Provider showed concern

4.9
212 Ratings

Comments

Comments are collected in our Press Ganey Patient Satisfaction Surveys. Patients are de-identified to protect confidentiality and patient privacy. Learn more about our patient satisfaction survey.
"Dr listened well, friendly, and thoroughly answered questions"
5
May. 8, 2025
"The doctor was very attentive to my symptom descriptions and appeared very vested in trying to help me."
5
May. 4, 2025
"Gave thoughtful consideration to all my concerns, and readily provided options for treatment."
5
May. 1, 2025
"Very nice and comfortable visit."
5
Apr. 27, 2025
"Very compassionate and good bedside manor from both the nurse and doctor. Made the visit as enjoyable as possible, considering what it was"
5
Apr. 17, 2025
"The Dr took time going through my history and trying to talk things out and I appreciated that."
5
Apr. 1, 2025
"Dr Van Osdol did a very thorough review of my symptoms and previous treatment. He then suggested further testing to evaluate current issues."
5
Mar. 29, 2025
"Dr Van Osdol has a great bedside manner and if very informative during appointments"
5
Mar. 21, 2025
"Dr Von Osdol is awesome. Very empathetic. He listens well and plays a mean guitar"
5
Mar. 13, 2025
"Dr Van Osdol is amazing. I couldn't be happier with the level of attention and care I received. In one visit Dr. Van Osdol diagnosed my condition and provided the necessary medications to completely solve my allergy issues and give me a much-improved quality of life."
5
Mar. 7, 2025
"The Doctor was detailed and clearly explained my diagnosis."
5
Mar. 5, 2025
"Excellent experience!"
5
Feb. 26, 2025
"Very caring and listens to what I say."
5
Feb. 24, 2025
"Happy with my experience. Good conversation with the doctor."
5
Feb. 24, 2025
"Dr. Tom has truly been a life saver over my years of him caring for me."
5
Feb. 23, 2025
"Always a good experience"
5
Feb. 12, 2025
"Excellent care"
5
Jan. 26, 2025
"The provider took extra time and discussed next steps etc amazing"
5
Jan. 24, 2025
"Dr. Van Osdol has been a favorite physician of mine for years. He is always engaged, professional, concerned and respectful. He is responsive to my questions and concerns. I would (and have) recommend him to any of my family members, friends or colleagues. Duly is lucky to have him."
5
Jan. 22, 2025
"Dr. Van Osdol is THE BEST. I have recommended him to many people and will continue to do so. He is very caring and thoughtful."
5
Jan. 20, 2025
"Dr Van Osdol is a very caring person and great listener. He is very comfortable to be with and talk to like an old friend."
5
Jan. 12, 2025
"Dr Van Osdol is very smart and very compassionate. Such a terrific doctor to have in your company"
5
Jan. 5, 2025
"Dr. Van Osdol was very kind, knowledgeable, and compassionate. I saw Dr. Van Osdol many years ago, and he was very helpful during my recent appointment in reviewing my past allergy testing results and how they compared to that day's testing results. He took his time to ask active-based questions to best understand what my health concerns, questions, and needs were so he could completely address them all. I appreciate his professionalism, kindness, and expertise. He is an exceptional physician."
5
Jan. 1, 2025
"Dr. Van Osdol listens to you and takes into account your symptoms and how that impacts your quality of life. He explains things well and lays out options and backup options in case "plan A" doesn't work. He always makes sure my questions and concerns are answered before our visit is done."
5
Dec. 25, 2024
"Dr. Van Osdol was fantastic! He listened to my concerns and included me on the analysis."
5
Dec. 6, 2024
"Dr. Tom always comes across as a caring individual and I like having him as one of my doctors!!"
5
Dec. 6, 2024
"Doctor is always very kind, remembers details of my personal life which impacts my allergies and asthma. Offers solutions to coping with this."
5
Dec. 4, 2024
"Doctor was very kind and informative."
5
Nov. 15, 2024
"He is the best!"
5
Nov. 10, 2024
"Dr. Van Osdol and his staff were professional, courteous. I was extremely pleased with my experience."
5
Nov. 8, 2024
"Great experience all around"
5
Nov. 4, 2024
"First appointment and very impressed. All were very friendly, informative and felt very positive with service"
5
Oct. 30, 2024
"I finally feel listened to and cared for. The doctor really wants to help me and figure it out as well."
5
Oct. 24, 2024
"Listened & spent time to hear me"
5
Oct. 12, 2024
"Thorough, professional, friendly"
5
Oct. 3, 2024
"A good experience"
4
Sep. 28, 2024
"Dr. Van Osdol is an experienced professional. He is a person with whom I can talk and feel at ease."
5
Sep. 27, 2024
"Dr. Van Osdol includes me (mom) in the decision making and lets us know our options. Easy to talk to and listens. I would definitely recommend him to my friends."
5
Aug. 29, 2024
"Dr. Van Osdol is kind, professional and very knowledgeable in his field. Will recommend to friends and schedule appointment to retest another child."
5
Aug. 26, 2024
"Dr. Van Osdol is one of the best docs I've ever seen - he is unusually responsive to the concerns I expressed about my atypical condition. He listens well and works with me to develop a plan for how I can deal with the symptoms I experience."
5
Aug. 25, 2024
"Dr Osdol is a fantastic doctor."
5
Aug. 20, 2024
"Great overall staff. Very knowledgeable and considerate of myself."
5
Aug. 14, 2024
"Dr Van Osdol and his team are awesome. I'd recommend them to anyone"
5
Aug. 11, 2024
"Dr VanOsdol is an excellent physician who always includes my input in health decisions."
5
Jul. 30, 2024
"Dr. Van Osdol is very present, empathetic, always offering helpful information and ideas."
5
Jul. 21, 2024
"First doc to actual listen to me! Thank you!!"
5
Jul. 21, 2024
"Excellent physician!!!"
5
Jul. 18, 2024
"Dr Van Osdal is a very good physician and cares for his patients excellently."
5
Jul. 17, 2024
"Dr. Van Osdol and his nurse staff (Rachel, Annie, and Sarah) were professional and informative."
5
Jul. 16, 2024
"Great Doc took time to listen and explain options"
5
Jul. 16, 2024
"Excellent staff all around"
5
Jul. 7, 2024
"Dr. Van Osdol's staff is amazing. Their compassion, professionalism, and their compressive knowledge of their duties and their chosen specialty is exceeded only by the doctor they work for."
5
Jun. 5, 2024
"I really love Dr. Van Osdol, he always takes the time to listen and try to find root cause."
5
Jun. 5, 2024
"Great experience."
5
May. 23, 2024
Show More Show Less