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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. Mary Marshall:

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Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Mary Marshall is Good. Dr. Marshall has been reviewed by 29 patients who have provided 5 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.3
Courteous Staff 3.3
Accurate Diagnosis 4.3
Bedside Manner 4.9
Spends Time with Me 4.9
Follows Up After Visit 3.7

Specialties & Research

Dr. Mary Marshall, DO, MD is board certified in Family Medicine.

Education & Awards

Dr. Marshall graduated from Michigan State University , East Lansing. She has 3 awards.

Patients' Choice Award (2008 - 2009)
Compassionate Doctor Recognition (2012 - 2013, 2015)
Top 10 Doctor - City (2014)
Grand Blanc, MI
Family Practitioner


Dr. Marshall has 2 hospital affiliations:

  • Genesys Health System 
  • Genesys Regional Medical Center 

> > > > Dr. Mary Marshall, DO, MD

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Additional Information
Dr. Mary Christine Marshall DO and MD is a female Family Practitioner, has 15 years of experience and practices in Family Medicine.
Where does Dr. Mary C. Marshall practice?
Dr. Mary Marshall has 1 office location.
Dr. Mary Marshall practices Family Medicine near Grand Blanc, MI.
See Grand Blanc Family Physicians.