Robert F Zimmerman Iii, MD - Medicare Internal Medicine in Farmington, ME

Robert F Zimmerman Iii, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Farmington, Maine. His current practice location is 111 Franklin Health Cmns, Farmington, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 779-2456.

Robert F Zimmerman Iii is licensed to practice in Maine (license number MD15106) 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 1972504025.

Contact Information

Robert F Zimmerman Iii, MD
111 Franklin Health Cmns,
Farmington, ME 04938-6144
(207) 779-2456
(207) 779-2496

Map and Direction




Physician's Profile

Full NameRobert F Zimmerman Iii
GenderMale
SpecialityInternal Medicine - Nephrology
Location111 Franklin Health Cmns, Farmington, Maine
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1972504025
  • Provider Enumeration Date: 08/10/2005
  • Last Update Date: 02/13/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 7517998305
  • Enrollment ID: I20050822000702

Medical Identifiers

Medical identifiers for Robert F Zimmerman Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972504025NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology MD15106 (Maine)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. Robert F Zimmerman Iii allows following entities to bill medicare on his behalf.
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166
Entity NameMaine Nephrology Associates P.a.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043424344
PECOS PAC ID: 3678504677
Enrollment ID: O20050830000397

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. Robert F Zimmerman 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
Robert F Zimmerman Iii, MD
65 Center St,
Yarmouth, ME 04096-7930

Ph: (207) 420-5358
Robert F Zimmerman Iii, MD
111 Franklin Health Cmns,
Farmington, ME 04938-6144

Ph: (207) 779-2456

Reviews and Comments


Internal Medicine Doctors in Farmington, ME

Dr. Larry B Labul, D.O.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 111 Franklin Health Cmns, Farmington, ME 04938
Phone: 207-778-6031    
Dr. David Budge Hyde, D.O.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 111 Franklin Health Cmns, Farmington, ME 04938
Phone: 207-778-6031    
Dr. Roderick Everett Prior, M.D.
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 111 Franklin Health Cmns, Farmington, ME 04938
Phone: 207-779-2592    
Dr. Stephen J Goss, D.O.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 131 Franklin Health Cmns, Suite F, Farmington, ME 04938
Phone: 207-778-4922    Fax: 207-779-0646
Dr. Thomas Frohwein, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 111 Franklin Health Cmns, Farmington, ME 04938
Phone: 207-779-2456    Fax: 207-779-2496
Richard Scott Schafer, MD
Nephrology
Medicare: Medicare Enrolled
Practice Location: 111 Franklin Health Cmns, Farmington, ME 04938
Phone: 207-779-2734    
Dr. Stacy L Hershfeld, D.O.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 131 Franklin Health Cmns, Suite F, Farmington, ME 04938
Phone: 207-778-4922    Fax: 207-779-0646

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.