Ryan J. Trosper, PA
Physician Assistant · Portland, ME
Ryan J. Trosper, PA is a physician assistant with a practice address in Portland, Maine, and NPI 1609139161, issued on Jun 20, 2012. Check the license (Maine PA1448, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ryan J. Trosper
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA1448 ME
Self-reported in NPPES; status is on the state search - Practice location
- 180 Park Ave, Portland, ME 04102
- Phone
- (207) 874-2141
- Enumerated
- Jun 20, 2012
- Record last updated
- Jan 27, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (207) 874-2164
- Medicare enrollment
- Enrolled (PECOS I20140918001774); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 979 in Maine → Look up another NPI →
Also registered at 180 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Muse Ali, MSWClinical Social Worker1689925810
- Olga Alicea, LCSWClinical Social Worker1497070155
- Steven Blumenthal, MDPediatrics Physician1275565384
- Tiffany Bourque, RNRegistered Nurse1184986465
- Valerie Bramble, RNRegistered Nurse1154697183
- Jean Bugbee, PNPPediatric Nurse Practitioner1437457496
Verify Ryan J. Trosper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license PA1448Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average physician assistant in 2024
972 Medicare Part D claims for 198 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 287 claims were for opioids.
Most prescribed
- Duloxetine Hcl126 claims
- Gabapentin106 claims
- Buprenorphine92 claims
- Topiramate69 claims
- Pregabalin68 claims
- Amitriptyline Hcl59 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.
Industry payments in 2024: $312.33
26 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mercy HospitalWestbrook, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan J. Trosper among 979 physician assistant records in Maine
Ryan J. Trosper, PA 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 2012, is newer than 42% of them.
- NPI issued2012 · 42% of these records are older, 55% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2012 · median 2017 among the 648 with a school on file
- Record last updated2017 · 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).
243 physician assistant records list a practice address in Portland
They are 243 of the 6,022 NPPES records with a practice address in Portland, and 979 physician assistant records in Maine.
All 979 in Maine → Every provider in Portland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amy Barraclough, PA-CPortland, ME 041021770533713
- Anne Barter, PA-CPortland, ME 041021245280981
- Meredith Beauregard, PAPortland, ME 041021013967918
- Steven Blessington, PA, MHPPortland, ME 041021841259900
- Blue Butterfield, PAPortland, ME 041021487601878
- Robert Klotz, PAPortland, ME 041021467447847
- Tina Merrill, PA-CPortland, ME 041021639127699
- Pierre Morneault, PA-CPortland, ME 041021326098468
Common questions
What is Ryan J. Trosper, PA's NPI number?
Ryan J. Trosper, PA's National Provider Identifier (NPI) is 1609139161, issued on Jun 20, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ryan J. Trosper, PA located?
The NPPES record lists a practice address at 180 Park Ave, Portland, ME, 04102. Phone: (207) 874-2141. Providers update this record themselves, so call before visiting.
How can I verify Ryan J. Trosper, PA's license?
NPPES lists Maine license number PA1448, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
How much does Ryan J. Trosper, PA prescribe under Medicare Part D?
In 2024, Ryan J. Trosper, PA had 972 Medicare Part D claims for 198 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.