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Dr. John Bradtke, MD

Dr. John Bradtke, MD

Age 63 Internal Medicine M
(33) 33 reviews


Dr. John Bradtke, MD is a internal medicine specialist in Portage, MI. Dr. Bradtke completed a residency at Borgess Medical Center. He currently practices at Ascension Medical Group Promed and is affiliated with Ascension Borgess Hospital. He accepts multiple insurance plans. Dr. Bradtke is board certified in Internal Medicine.


  • Borgess Medical Center, Residency Hospital — 1988
  • Loyola U, School of Medicine, Medical School — 1985

Insurance Accepted

  • Aetna
  • Anthem
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • Humana
  • MultiPlan
  • Priority Health

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These providers are on the medical staff of Spectrum Health
These providers are on the medical staff of Spectrum Health.

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Mar 16, 2022
A visit with Dr Bradtke is always a favorable experience- he always takes the time to answer your questions and explain anything you might not understand. He genuinely cares about you as an individual not just an appointment on his schedule. I’m so lucky I’m his patient.
Linda H. — Mar 16, 2022
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Frequently Asked Questions

Dr. Bradtke frequently treats Immunization Administration, Bronchitis, and Acute Bronchitis.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Ascension Borgess Hospital
  • Bronson Methodist Hospital


  1. Practice

    1. 1
      Ascension Medical Group Promed
      7775 Angling Rd, Portage, MI 49024 (269) 324-8670
  1. Borgess Family and Internal Medicine

    1. 2
      Borgess Family and Internal Medicine
      940 John St, Kalamazoo, MI 49001 (269) 343-7296