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Dr. Michael Callahan, MD

Dr. Michael Callahan, MD

Age 47 Oncology M
(37) 37 reviews
Accepting New Patients


Dr. Michael Callahan, MD is a oncology specialist in Indianapolis, IN. He currently practices at St Vincents Gynecologic Onclgy and is affiliated with Ascension St. Vincent Hospital - Indianapolis. He accepts multiple insurance plans.


  • Indiana University School Of Medicine, Medical School — 1999

Insurance Accepted

  • Aetna
  • Cigna
  • First Health (Coventry Health Care)
  • Humana
  • MultiPlan
  • Sagamore Health Network

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Compare with other Oncology Specialists
Compare Dr. Callahan with our nearby Oncology Specialists at Mayo
These providers are on the medical staff of Mayo
These providers are on the medical staff of Mayo.


  1. St Vincents Gynecologic Onclgy

    1. 1
      St Vincents Gynecologic Onclgy
      8402 Harcourt Rd Ste 420, Indianapolis, IN 46260 Existing Patients: (317) 415-6740

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Responsive; highly regarded surgeon; excellent staff.
— Nov 12, 2020
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Photo: Dr. Michael Callahan, MD
Dr. Michael Callahan, MD
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Frequently Asked Questions

Dr. Callahan frequently treats Gynecologic Neoplasms.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Ascension St. Vincent Hospital - Indianapolis
  • Ascension St. Vincent Kokomo
  • Indiana University Health Ball Memorial Hospital