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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Jacek Grela is Good. Dr. Grela has been reviewed by 8 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.5
Courteous Staff 4.2
Accurate Diagnosis 4.5
Bedside Manner 4.7
Spends Time with Me 4.2
Follows Up After Visit 4.7

Specialties & Research

Dr. Jacek Grela, MD is board certified in Internal Medicine.

Education & Awards

Dr. Grela graduated from Jagiellonian University Medical College, Krakow. He has 2 awards.

Bridges to Excellence Recognition
Physician Office Systems Recognition (2014 - 2016)
Level III
On-Time Doctor Award (2015)


Dr. Grela has 4 hospital affiliations:

  • Advocate Christ Medical Center 
  • Advocate Christ Hospital 


  • Polish
  • German
  • Russian

> > > > Dr. Jacek Grela, MD

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Additional Information
Dr. Jacek Grela MD is a male Internist, has 20 years of experience and practices in Internal Medicine.
Where does Dr. Jacek Grela practice?
Dr. Jacek Grela has 2 office locations.
Dr. Jacek Grela practices Internal Medicine near Oak Lawn, IL.
Additional practice locations include: Lemont, IL.
See Oak Lawn Internists.