Browse Health
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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Ronald Mars is Good. Dr. Mars has been reviewed by 4 patients who have provided 2 comments. The rating is 2.5 out of 4 stars.

Patient Ratings
Ease of Appointment 2.7
Promptness 2.3
Courteous Staff 3.0
Accurate Diagnosis 3.3
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 3.0

Specialties & Research

Dr. Ronald Mars, MD is board certified in Nephrology.

  • He has special expertise in 1 area:
  • Acute Renal Failure (Acute Kidney Failure)

Education & Awards

Dr. Mars graduated from Saint Louis University. He has 1 awards.

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


Dr. Mars has 5 hospital affiliations:

  • Shands Jacksonville Medical Center 
  • Shands Jacksonville 


  • French

Similar doctors nearby

Dr. Ashwani Gupta

Internal Medicine
6 years experience
Jacksonville, FL

Dr. Charles Heilig

26 years experience
Jacksonville, FL

Dr. Bulent Cuhaci

Internal Medicine
25 years experience
Jacksonville, FL

Dr. Suzanne Bryskin

Internal Medicine
8 years experience
Jacksonville, FL

Dr. Andreea Poenariu

12 years experience
Jacksonville, FL

Dr. Neeru Arora

Internal Medicine
34 years experience
Jacksonville, FL
Search All Similar Doctors
Additional Information
Dr. Ronald Lee Mars MD is a male Nephrologist, has 39 years of experience and practices in Nephrology.
Where does Dr. Ronald L. Mars practice?
Dr. Ronald Mars has 2 office locations.
Dr. Ronald Mars practices Nephrology near Jacksonville, FL.
See Jacksonville Nephrologists.