Mrs Barrett Grimnes, PA-C - Medicare Physician Assistant in Yarmouth, ME

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Mrs Barrett Grimnes, PA-C is a medicare enrolled "Physician Assistant" in Yarmouth, Maine. She went to University Of New England, College Of Osteo Medicine and graduated in 2005 and has 21 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Intermed Pa and her current practice location is 259 Main St, Yarmouth, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 846-9013.

Mrs Barrett Grimnes is licensed to practice in Maine (license number PA884) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1457469447.

Contact Information

Mrs Barrett Grimnes, PA-C
259 Main St,
Yarmouth, ME 04096-4703
(207) 846-9013
Not Available

Map and Direction




Provider's Profile

Full NameMrs Barrett Grimnes
GenderFemale
SpecialityPhysician Assistant
Experience21 Years
Location259 Main St, Yarmouth, Maine
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Barrett Grimnes attended and graduated from University Of New England, College Of Osteo Medicine in 2005
  NPI Data:
  • NPI Number: 1457469447
  • Provider Enumeration Date: 08/29/2006
  • Last Update Date: 03/04/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 9638188782
  • Enrollment ID: I20060418000346

Medical Identifiers

Medical identifiers for Mrs Barrett Grimnes such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457469447NPI-NPPES
1457469447MedicaidME

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant PA884 (Maine)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Intermed Pa5092605261185

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. Mrs Barrett Grimnes allows following entities to bill medicare on her behalf.
Entity NameIntermed PA
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467422733
PECOS PAC ID: 5092605261
Enrollment ID: O20040319000548
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166
Entity NameCareall PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700355567
PECOS PAC ID: 1052651940
Enrollment ID: O20190312001893

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. Mrs Barrett Grimnes 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
Mrs Barrett Grimnes, PA-C
100 Gannett Dr Ste C,
South Portland, ME 04106-5900

Ph: (207) 347-2947		Mrs Barrett Grimnes, PA-C
259 Main St,
Yarmouth, ME 04096-4703

Ph: (207) 846-9013

Reviews and Comments


Physician Assistant Nurses in Yarmouth, ME

Ms. Jodie Jacobs, PAC
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 259 Main St, Yarmouth, ME 04096
Phone: 207-846-9013    Fax: 207-523-8586
Emma Grace Chamberlain, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 259 Main St, Yarmouth, ME 04096
Phone: 207-846-9602    
Anna Nathalie Althaus, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 259 Main St, Yarmouth, ME 04096
Phone: 207-846-9013    Fax: 207-523-8586
Susan A. Kepes, PA-C
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 45 Forest Falls Dr, Yarmouth, ME 04096
Phone: 207-846-9761    

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.