MRS. BARRETT GRIMNES PA-C
NPI 1457469447
Physician Assistant in Yarmouth, ME

Active since August 29, 2006PECOS EnrolledAccepts Medicare Assignment
259 MAIN ST, YARMOUTH, ME 04096(207) 846-9013 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 4, 2026, Mar 29, 2023, Jul 22, 2021 and 2 more (5 updates tracked since 2019).

About Mrs. Barrett Grimnes Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. BARRETT GRIMNES PA-C (NPI 1457469447) is an individual physician assistant in Yarmouth, Maine, licensed in Maine (PA884) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of New England, College Of Osteo Medicine (2005).

NPPES Registry Identity

NPI1457469447
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. BARRETT GRIMNESCredential: PA-C
Location Address259 MAIN STYarmouth, ME 04096-4703
Mailing Address100 Gannett Dr Ste CSouth Portland, ME 04106-5900 · (207) 347-2947
Sole ProprietorNo
Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 2005
Enumeration DateAugust 29, 2006
Last NPPES UpdateMarch 4, 20265 updates tracked since enumeration
NPPES CertifiedMarch 4, 2026
NPI 1457469447 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in ME · PA884
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

259 MAIN ST, Yarmouth, ME 04096

Other Identifiers 1

Medicaid1457469447ME

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mrs. Barrett Grimnes Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638188782
PECOS Enrollment IDI20060418000346
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
53 services47 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
43 services41 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04096 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.72 typical visit price
range $56.28 – $169.96
Typical copayment $21.68 (range $14.07 – $42.49)
Most-billed visit code 99203
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
259 MAIN ST
YARMOUTH, ME 04096
Physical Therapist
259 MAIN ST
YARMOUTH, ME 04096
Physician Assistant
259 MAIN ST
YARMOUTH, ME 04096
Physical Therapist (Orthopedic)
259 MAIN ST
YARMOUTH, ME 04096
Nurse Practitioner
259 MAIN ST
YARMOUTH, ME 04096
Pediatrics
259 MAIN ST
YARMOUTH, ME 04096
Physical Therapist
259 MAIN ST
YARMOUTH, ME 04096
Pediatrics
259 MAIN ST
YARMOUTH, ME 04096

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Barrett Grimnes's NPI number?

The NPI number for Barrett Grimnes is 1457469447. It was assigned to this individual provider in the NPPES registry on August 29, 2006.

Where is Barrett Grimnes located?

Barrett Grimnes practices at 259 Main St, Yarmouth, ME 04096. The listed phone number is (207) 846-9013.

What is Barrett Grimnes's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Barrett Grimnes enrolled in Medicare?

Yes. Barrett Grimnes is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Barrett Grimnes was last updated on March 4, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.