> > > > Dr. James Ostrenga, MD
Dr. James Peter Ostrenga MD is a male Internist, has 33 years of experience and practices in Internal Medicine, Cardiovascular Disease, and Cardiology.
Dr. James Ostrenga has 1 office location.
Rush Copley Medical Center
100 Spalding Dr
Ste 212
Edward Hospital, Naperville, IL 60540

Phone Number
Locations and availability (1)
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).

Learn more about Dr. James Ostrenga:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 3 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. James Ostrenga is Good. Dr. Ostrenga has been reviewed by 6 patients who have provided 0 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 3.2
  • Currently 3.2 of 4 stars
Promptness 3.0
  • Currently 3 of 4 stars
Courteous Staff 2.7
  • Currently 2.6666666666667 of 4 stars
Accurate Diagnosis 3.0
  • Currently 3 of 4 stars
Bedside Manner 2.8
  • Currently 2.8333333333333 of 4 stars
Spends Time with Me 2.8
  • Currently 2.8333333333333 of 4 stars
Follows Up After Visit 3.4
  • Currently 3.4 of 4 stars

Specialties & Research

Dr. James Ostrenga, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 6 areas:
  • Acute Coronary Syndrome (ACS)
  • Cardiac care and testing
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Ostrenga graduated from University of Illinois at Chicago.


Dr. Ostrenga has 6 hospital affiliations:

  • Edward Hospital 
  • Macneal Memorial Hospital 

Accepted Insurance Plans

Dr. Ostrenga accepts these health insurances in at least one office:

  • United Healthcare - 19 plans
  • Great-West Healthcare - 2 plans
  • Unicare - 17 plans
  • Blue Cross Blue Shield of Illinois - 13 plans
  • Humana - 24 plans
  • Cigna - 5 plans
  • Blue Cross of Idaho - 2 plans
  • Aetna - 3 plans

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Additional Information
Where does Dr. James P. Ostrenga practice?
Dr. James Ostrenga practices Internal Medicine, Cardiovascular Disease, and Cardiology near Naperville, IL.
See Naperville Internists and Naperville Cardiologists.