Peter Anthony Guilfoyle, PA-C
Physician Assistant · Gorham, ME
Peter Anthony Guilfoyle, PA-C is a physician assistant with a practice address in Gorham, Maine, and NPI 1427011568, issued on Apr 10, 2006. Check the license (Maine PA1400, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Peter Anthony Guilfoyle
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA1400 ME
055.0031165 VT
104-0000105 VT
Self-reported in NPPES; status is on the state search - Practice location
- 19 S Gorham Xing, Gorham, ME 04038
- Phone
- (207) 535-1400
- Enumerated
- Apr 10, 2006
- Record last updated
- Oct 6, 2023
- Medicare enrollment
- Enrolled (PECOS I20200508001501); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 979 in Maine → Look up another NPI →
Also registered at 19 S Gorham Xing
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michelle Garcia, MDFamily Medicine Physician1215375589
- Karl Miller, D.O.Family Medicine Physician1730124710
- Luke Ollila, DOFamily Medicine Physician1730762394
- Maria Theresa Petropoulos, FNP-BCFamily Nurse Practitioner1568988137
Verify Peter Anthony Guilfoyle in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license PA1400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average physician assistant in 2024
458 Medicare Part D claims for 341 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Prednisone141 claims
- Cephalexin58 claims
- Azithromycin48 claims
- Doxycycline Monohydrate38 claims
- Amoxicillin-Clavulanate Potass20 claims
- Albuterol Sulfate Hfa15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Mercy HospitalGorham, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter Anthony Guilfoyle among 979 physician assistant records in Maine
Peter Anthony Guilfoyle, PA-C is one of 979 physician assistant records with a practice address in Maine. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 73% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2013 · median 2017 among the 648 with a school on file
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 physician assistant records list a practice address in Gorham
They are 2 of the 240 NPPES records with a practice address in Gorham, and 979 physician assistant records in Maine.
All 979 in Maine → Every provider in Gorham → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Rachel Sullivan, PA-CGorham, ME 040381851954218
- Delphine BarguirdjianFryeburg, ME 040371871058081
- Megan MorashHollis Center, ME 040421750160396
- Megan Bridgeo, P.A.Kennebunk, ME 040431437100534
- Monique Drake, PA-CKennebunk, ME 040431215474580
- Walter Hearn, PA-CKennebunk, ME 040431790704625
- Cassandra Hotaling-Hahn, PA-CKennebunk, ME 040431427598739
- Adrian Mackay, PA-CKennebunk, ME 040431477021996
Common questions
What is Peter Anthony Guilfoyle, PA-C's NPI number?
Peter Anthony Guilfoyle, PA-C's National Provider Identifier (NPI) is 1427011568, issued on Apr 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter Anthony Guilfoyle, PA-C located?
The NPPES record lists a practice address at 19 S Gorham Xing, Gorham, ME, 04038. Phone: (207) 535-1400. Providers update this record themselves, so call before visiting.
How can I verify Peter Anthony Guilfoyle, PA-C's license?
NPPES lists Maine license number PA1400, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
How much does Peter Anthony Guilfoyle, PA-C prescribe under Medicare Part D?
In 2024, Peter Anthony Guilfoyle, PA-C had 458 Medicare Part D claims for 341 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.