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Dr. Ronald Mars, MD

Dr. Ronald Mars, MD

Jacksonville, FL

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Mars, Nephrologist in Jacksonville, FL?

    Dr. Ronald Mars, MD is a Nephrologist, who primarily practices in Jacksonville, FL. He is board certified. Dr. Mars completed his residency at Grady Mem Hosp, Nephrology; Emory Univ Hosp, Internal Medicine; Grady Mem Hosp, Internal Medicine. Dr. Mars is fluent in English, and is currently seeing new patients. Dr. Mars’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mars’s office at (904) 244-6700.

    What are Areas of Expertise for Dr. Mars?

    Dr. Ronald Mars, MD is a highly-rated, board-certified Nephrologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Mars empowers patients to confidently navigate their health journey, specializing in Diabetic Kidney Disease, Dialysis Care, and comprehensive wellness support. Serving the Jacksonville, FL community, Dr. Mars is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Mars go to medical school and complete their residency?

    • Residency: Grady Mem Hosp, Nephrology; Emory Univ Hosp, Internal Medicine; Grady Mem Hosp, Internal Medicine

    • Medical School: St Louis Univ Sch of Med, St Louis Mo

    Is Dr. Mars board certified as a Nephrologist?

    Yes, Dr. Ronald Mars, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Mars speak?

    Dr. Mars and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a Nephrologist like Dr. Mars typically treat?

    As a Nephrologist, Dr. Mars diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Mars. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • End-Stage Kidney Disease
    • End-Stage Kidney Disease from High Blood Pressure
    • Chronic Kidney Disease, Stage 4 (Severe)
    • Chronic Kidney Disease from High Blood Pressure
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Chronic Kidney Disease
    • High Blood Pressure
    • ESRD
    • End-Stage Renal Failure
    • Hypertensive End-Stage Renal Disease
    • Kidney Failure due to High Blood Pressure
    • Stage 5 CKD from Hypertension
    • CKD Stage 4
    • Severe Chronic Kidney Disease
    • Hypertensive Chronic Kidney Disease
    • High Blood Pressure Kidney Disease
    • Hypertension-Related Kidney Disease

    ICD-10 Codes:

    • N186: End stage renal disease
    • I120: Hypertensive chronic kidney disease with stage 5 chronic kidney disease or end stage renal disease
    • N184: Chronic kidney disease, stage 4 (severe)
    • I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Also known as:

    • Type 2 Diabetes with Chronic Kidney Disease
    • Diabetes Type 2
    • Diabetic Kidney Problems
    • Type 2 diabetes
    • Diabetic Chronic Kidney Disease
    • Long-term Kidney Failure from Type 2 Diabetes
    • Type 2 Diabetes End-Stage Renal Disease

    ICD-10 Codes:

    • E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease

    Also known as:

    • Having a Kidney Transplant
    • Kidney Transplantation
    • Kidney Transplant
    • Renal transplant
    • Kidney replacement surgery
    • Post-kidney transplant

    ICD-10 Codes:

    • Z940: Kidney transplant status

    Also known as:

    • Other Organ or Tissue Transplant
    • Organ Transplantation
    • Various Organ Grafts
    • Different Tissue Transplants
    • Unspecified Transplant

    ICD-10 Codes:

    • Z9489: Other transplanted organ and tissue status

    What procedures does a Nephrologist like Dr. Mars typically perform?

    As a Nephrologist, procedures performed by Dr. Ronald Mars may include:

    Please contact Dr. Mars' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Mars accept my insurance?

    Dr. Mars accepts most major insurance plans. Important: Please call our office at (904) 244-6700 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Mars accept in Jacksonville, FL?

    Dr. Mars in Jacksonville, FL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • Blue Cross Blue Shield

    • Blue Cross Blue Shield of Illinois

    • Blue Cross Blue Shield of Michigan

    • Cigna Group

    • Elevance Health Inc. (formerly Anthem)

    • Humana

    • Medicare

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Mars' office located?

    Ufjp Nephrology

    655 W 8th St

    Jacksonville, FL 32209

    (904) 244-6700

    Get Directions

    What is Dr. Mars's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Mars's National Provider Identifier (NPI) number is 1386613602.

    What common questions do patients ask about Dr. Mars?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mars

    What is Dr. Ronald Mars's specialty?

    Dr. Mars is a Nephrologist near Jacksonville, FL.

    What does a Nephrologist do?

    An internist who manages disorders related to the kidneys, including high blood pressure, fluid and mineral balance, and dialysis for waste removal when kidney function is impaired. This specialist also collaborates with surgeons regarding kidney transplantation.

    Is this Dr. Ronald Mars affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Mars is affiliated with Uf Health Shands Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Nephrologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Nephrologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Ronald Mars accepting new patients in Jacksonville, FL?

    Yes, Dr. Ronald Mars is accepting new patients at this time.

    Does Dr. Ronald Mars offer online booking?

    Please contact Dr. Mars's office at (904) 244-6700 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Ronald Mars?

    Please contact Dr. Mars's office at (904) 244-6700 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Ronald Mars have?

    Dr. Ronald Mars is certified by the American Board of Internal Medicine.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>