NPPES file of Aug 9, 2026

Maggie A. Ryan, PA

Surgical Physician Assistant · Greenfield, MA

Maggie A. Ryan, PA is a surgical physician assistant with a practice address in Greenfield, Massachusetts, and NPI 1730595828, issued on Jul 9, 2014. Check the license (Massachusetts PA5036, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730595828
Name
Maggie A. Ryan
Credential
PA
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
PA5036 MA
Self-reported in NPPES; status is on the state search
Practice location
48 Sanderson Street, Greenfield, MA 01301
Phone
(413) 773-2626
Enumerated
Jul 9, 2014
Record last updated
Apr 6, 2023
Medicare enrollment
Enrolled (PECOS I20150611000287); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 48 Sanderson Street

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Megan Bower, CNM, NPAdvanced Practice Midwife1770748360
  2. Katherine Cameron, PA-CMedical Physician Assistant1942469119
  3. Mary Casartello, CNMAdvanced Practice Midwife1609880756
  4. Kaitlin Debbink, MDSurgery Physician1437417052
  5. Stephen Fox, MDSurgery Physician1750357448
  6. Ariel Gallant Bernstein, M.D.Pediatrics Physician1902195365

Verify Maggie A. Ryan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license PA5036
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

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72% fewer Medicare Part D claims than the average surgical physician assistant in 2024

85 Medicare Part D claims for 78 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 66 claims were for opioids.

  1. Maggie Ryan85
  2. Specialty average304

Most prescribed

  1. Oxycodone Hcl61 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

  1. Baystate Medical Practices IncGreenfield, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maggie A. Ryan among 516 surgical physician assistant records in Massachusetts

Maggie A. Ryan, PA is one of 516 surgical physician assistant records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 52% of them.

  • NPI issued2014 · 52% of these records are older, 43% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2014 · median 2014 among the 357 with a school on file
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Massachusetts

There are 516 surgical physician assistant records in Massachusetts.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Mark Bombardier, PAGreenfield, MA 013011043738131
  2. Anastasia Alexander, P.A.West Stockbridge, MA 012661194179713
  3. Ilana Berti, PA-CPittsfield, MA 012011699309104
  4. Thomas William Ong S Chan, PA-STUDENTPittsfield, MA 012011710641964
  5. Nicholas Coman, PA-CPittsfield, MA 012011952085953
  6. Renee Isaacs, PA-CPittsfield, MA 012011609501113
  7. Joseph Kotelnicki, PA-CPittsfield, MA 012011255669552
  8. James O'Brien, PA-CPittsfield, MA 012011245485572

Common questions

What is Maggie A. Ryan, PA's NPI number?

Maggie A. Ryan, PA's National Provider Identifier (NPI) is 1730595828, issued on Jul 9, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Maggie A. Ryan, PA located?

The NPPES record lists a practice address at 48 Sanderson Street, Greenfield, MA, 01301. Phone: (413) 773-2626. Providers update this record themselves, so call before visiting.

How can I verify Maggie A. Ryan, PA's license?

NPPES lists Massachusetts license number PA5036, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Maggie A. Ryan, PA prescribe under Medicare Part D?

In 2024, Maggie A. Ryan, PA had 85 Medicare Part D claims for 78 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.