Dr Ronald Lee Mars, MD - Medicare Nephrology in Jacksonville, FL

Dr Ronald Lee Mars, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Jacksonville, Florida. He went to St. Louis College Of Physicians And Surgeons and graduated in 1972 and has 52 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice University Of Florida Jacksonville Physicians, Inc. and his current practice location is 655 W 8th St, Ufjp Nephrology, Jacksonville, Florida. You can reach out to his office (for appointments etc.) via phone at (904) 244-4370.

Dr Ronald Lee Mars is licensed to practice in Florida (license number ME59009) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1386613602.

Contact Information

Dr Ronald Lee Mars, MD
655 W 8th St, Ufjp Nephrology,
Jacksonville, FL 32209-6511
(904) 244-4370
(904) 244-3425

Map and Direction




Physician's Profile

Full NameDr Ronald Lee Mars
GenderMale
SpecialityNephrology
Experience52 Years
Location655 W 8th St, Jacksonville, Florida
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Ronald Lee Mars attended and graduated from St. Louis College Of Physicians And Surgeons in 1972
  NPI Data:
  • NPI Number: 1386613602
  • Provider Enumeration Date: 03/17/2006
  • Last Update Date: 12/13/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2264429497
  • Enrollment ID: I20040428001389

Medical Identifiers

Medical identifiers for Dr Ronald Lee Mars such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386613602NPI-NPPES
0592251-00MedicaidFL
000154536FMedicaidGA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine ME59009 (Florida)Secondary
207RN0300XInternal Medicine - Nephrology ME59009 (Florida)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Shands JacksonvilleJacksonville, FLHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Of Florida Jacksonville Physicians, Inc.9133025869665

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Ronald Lee Mars allows following entities to bill medicare on his behalf.
Entity NameUniversity Of Florida Jacksonville Physicians, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144276452
PECOS PAC ID: 9133025869
Enrollment ID: O20040128000786

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Ronald Lee Mars is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Ronald Lee Mars, MD
Po Box 44008, Ufjp Nephrology,
Jacksonville, FL 32231-4008

Ph: (904) 244-3660
Dr Ronald Lee Mars, MD
655 W 8th St, Ufjp Nephrology,
Jacksonville, FL 32209-6511

Ph: (904) 244-4370

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.