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Locations

Willowbrook

6733 Kingery HwyWillowbrook, Illinois 60527
630-325-4049

About Daniel Grzegorek, DO

Philosophy of Care

My main objective is to always listen to the needs of my patients.

Board Certifications

Internal Medicine

Languages

English

Clinical Interests

Hypertension, Diabetes, Wellness

Personal Interests

Tennis, Guitar, Golf, Scuba diving

Memberships

American College of Physicians

Awards & Accolades

Chairman's Award

2000

Education
Schools
Midwestern UniversityGraduation Date: 1992Degree: DO
Residency
Advocate Lutheran General HospitalResident in Internal Medicine

Ratings and 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.

Everyone is so friendly, professional, and very helpful.

5

Apr 1, 2026

Great

5

Mar 29, 2026

After 3 other dr video visits with Teledoc, MDLive and a different Duly dr, Dr. Grzegorek finally made me start feeling better!

5

Mar 29, 2026

Dr. G is a good listener, and I find it easy to talk with him.

5

Mar 29, 2026

I was not attended, I waited for 35 minutes, nobody approached me to tell me about the delay, I had to rescheduled my appointment, I want my 100 USD credit same way that you charge if we do not attend

Mar 28, 2026

Patient Satisfaction Rating

4.9

603 Reviews

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.

Contact Us
Need Help?
Corporate Mailing Address1100 W 31st Street
Downers Grove, Illinois 60515
Main Line - (630) 469 9200Billing Customer Service - (866) 734 7680
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