Oncology Specialist (cancer)
24 years of experience
Accepting new patients
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 (1)

The overall average patient rating of Dr. Mary Mayer is Good. Dr. Mayer has been reviewed by 8 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.8
Courteous Staff 2.8
Accurate Diagnosis 3.8
Bedside Manner 3.5
Spends Time with Me 3.5
Follows Up After Visit 2.3

Specialties & Research

Dr. Mary Mayer, MD is board certified in Medical Oncology.

  • She has special expertise in 1 area:
  • Cancer

Education & Awards

Dr. Mayer graduated from Indiana University , Indianapolis. She has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Mayer has 7 hospital affiliations:

  • St. Francis Hospital - Mooresville 
  • St. Francis Hospital - Beech Grove 


  • English

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Additional Information
Dr. Mary Lou Mayer MD is a female Oncologist , has 24 years of experience and practices in Medical Oncology.
Where does Dr. Mary L. Mayer practice?
Dr. Mary Mayer has 6 office locations.
Dr. Mary Mayer practices Medical Oncology near Indianapolis, IN.
Additional practice locations include: Anderson, IN and Franklin, IN.
See Indianapolis Oncologists.