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Internist, Nephrologist (kidney)
39 years of experience
Video profile
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).

Learn more about Dr. Donald Mars:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Donald Mars is Poor. Dr. Mars has been reviewed by 3 patients who have provided 3 comments. The rating is 1 out of 5 stars.

Patient Ratings
Ease of Appointment 1.7
Promptness 1.7
Courteous Staff 2.3
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Donald Mars, MD is board certified in Internal Medicine and Nephrology.

Education & Awards

Dr. Mars graduated from University of Miami .


Dr. Mars has 4 hospital affiliations:

  • Baptist Medical Center 
  • Memorial Hospital Jacksonville 

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Additional Information
Dr. Donald Richard Mars MD is a male Internist, has 39 years of experience and practices in Internal Medicine and Nephrology.
Where does Dr. Donald R. Mars practice?
Dr. Donald Mars has 1 office location.
Dr. Donald Mars practices Internal Medicine and Nephrology near Jacksonville, FL.
See Jacksonville Internists and Jacksonville Nephrologists.