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GILLIAN M CROTEAU P.A.
NPI 1083028674
Physician Assistant - Medical in Portland, ME

Active since June 11, 2014PECOS EnrolledAccepts Medicare Assignment
79.27/100
CMS Quality Rating
91 AUBURN ST STE W, PORTLAND, ME 04103(207) 709-0939(207) 514-8213 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 24, 2026, Dec 7, 2023, Oct 1, 2020 (3 updates tracked since 2020).

About Gillian M Croteau P.a. NPPES

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

GILLIAN M CROTEAU P.A. (NPI 1083028674) is an individual medical provider in Portland, Maine and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Maine General Medical Center, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1083028674
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameGILLIAN M CROTEAUCredential: P.A.
Location Address91 AUBURN ST STE WPortland, ME 04103-6022
Mailing Address91 Auburn St Ste WPortland, ME 04103-6022 · (207) 709-0939 · Fax (207) 514-8213
Phone(207) 709-0939
Fax(207) 514-8213
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJune 11, 2014
Last NPPES UpdateMarch 24, 20263 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
✔ NPI 1083028674 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
Also ListedPhysician Assistant · SurgicalTaxonomy 363AS0400X
91 AUBURN ST STE W, Portland, ME 04103
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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

Gillian M Croteau P.a. 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 ID2264658897
PECOS Enrollment IDI20140717000196
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 4

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.
26 services18 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
24 services24 patients
Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
14 services12 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine General Medical Center

Acute Care Hospitals · Augusta, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number200039
Location35 Medical Center ParkwayAugusta, ME 04330 · Kennebec County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.27/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.72
Promoting Interoperability76
Improvement Activities40
Cost60.51

Other Providers at the Same Location NPPES 4

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

DR. ADARSH VASANTH M.D.
Otolaryngology
91 AUBURN ST STE W
PORTLAND, ME 04103
Cumberland County (207) 709-0939
DR. ELIZABETH CAMPOS PEARCE M.D.
Otolaryngology
91 AUBURN ST STE W
PORTLAND, ME 04103
Cumberland County (207) 709-0939
DR. JENNA PALAZZOLO AU.D., CCC-A
Audiologist
91 AUBURN ST STE W
PORTLAND, ME 04103
Cumberland County (207) 097-0939
PEARCEMD, P.A.
Otolaryngology
91 AUBURN ST STE W
PORTLAND, ME 04103
Cumberland County (207) 709-0939

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 Gillian Croteau's NPI number?

The NPI number for Gillian Croteau is 1083028674. It was assigned to this individual provider in the NPPES registry on June 11, 2014.

Where is Gillian Croteau located?

Gillian Croteau practices at 91 Auburn St Ste W, Portland, ME 04103. The listed phone number is (207) 709-0939.

What is Gillian Croteau's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Gillian Croteau enrolled in Medicare?

Yes. Gillian Croteau 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.

Is Gillian Croteau affiliated with any hospitals?

According to CMS data, Gillian Croteau is affiliated with Maine General Medical Center.

When was this NPI record last updated?

The NPPES record for Gillian Croteau was last updated on March 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.