Browse Health
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 (5)

The overall average patient rating of Dr. John Heyer is Excellent. Dr. Heyer has been reviewed by 17 patients who have provided 5 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 2 areas:
  • Diabetes
  • Osteopathic Manipulation

Education & Awards

Dr. Heyer graduated from Midwestern University, Downers Grove. He has 3 awards.

Patients' Choice Award (2015)
Compassionate Doctor Recognition (2014 - 2015)
On-Time Doctor Award (2015)


Dr. Heyer has 14 hospital affiliations:

  • Community Hospital 
  • St. Catherine Hospital 


  • English

> > > > Dr. John Heyer, DO, MD

Similar doctors nearby

Dr. Rukhsana Iqbal

Family Medicine
8 years experience
Hammond, IN

Dr. Gerri Browning

Family Medicine
30 years experience
Hammond, IN

Dr. Debra Zack

Family Medicine
21 years experience
Hammond, IN

Dr. Murray Stasick

Family Medicine
Hammond, IN

Dr. Napoleon Santos

Family Medicine
50 years experience
Highland, IN

Dr. Fadia Haddadin

Family Medicine
29 years experience
Highland, IN
Search All Similar Doctors
Additional Information
Dr. John C Heyer DO and MD is a male Family Practitioner, has 35 years of experience and practices in Family Medicine.
Where does Dr. John C. Heyer practice?
Dr. John Heyer has 1 office location.
Dr. John Heyer practices Family Medicine near Hammond, IN.
See Hammond Family Physicians.