Dr Robert Lee Grigsby Iii, MD - Medicare General Practice in St Johns, FL

  1. Home
  2. General Practice
  3. FL
  4. St Johns
Dr Robert Lee Grigsby Iii, MD is a medicare enrolled "General Practice" physician in St Johns, Florida. His current practice location is 42 Doctors Village Dr, St Johns, Florida. You can reach out to his office (for appointments etc.) via phone at (904) 230-5000.

Dr Robert Lee Grigsby Iii is licensed to practice in Florida (license number ME34609) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1245248475.

Contact Information

Dr Robert Lee Grigsby Iii, MD
42 Doctors Village Dr,
St Johns, FL 32259-2245
(904) 230-5000
Not Available

Map and Direction




Physician's Profile

Full NameDr Robert Lee Grigsby Iii
GenderMale
SpecialityGeneral Practice
Location42 Doctors Village Dr, St Johns, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1245248475
  • Provider Enumeration Date: 08/03/2006
  • Last Update Date: 09/17/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3274597331
  • Enrollment ID: I20041117001175

Medical Identifiers

Medical identifiers for Dr Robert Lee Grigsby Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245248475NPI-NPPES
038622701MedicaidFL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine ME34609 (Florida)Secondary
208D00000XGeneral Practice ME34609 (Florida)Primary

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 Robert Lee Grigsby Iii allows following entities to bill medicare on his behalf.
Entity NameParagon Emergency Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912101650
PECOS PAC ID: 8628153087
Enrollment ID: O20080310000143
Entity NameSignify Health Medical Associates Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750845863
PECOS PAC ID: 2163764424
Enrollment ID: O20191209002247

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 Robert Lee Grigsby Iii 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 Robert Lee Grigsby Iii, MD
150 Grafft Ln,
St Augustine, FL 32084-6557

Ph: (850) 585-5285		Dr Robert Lee Grigsby Iii, MD
42 Doctors Village Dr,
St Johns, FL 32259-2245

Ph: (904) 230-5000

Reviews and Comments


General Practice Doctors in St Johns, FL


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.