NPPES file of Aug 9, 2026

Alexandra Reilly, PA

Physician Assistant · Boston, MA

Alexandra Reilly, PA is a physician assistant with a practice address in Boston, Massachusetts, and NPI 1639859689, issued on Jul 24, 2023. Check the license (Massachusetts PA101102, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639859689
Name
Alexandra Reilly
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA101102 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street, Boston, MA 02114
Phone
(617) 724-4100
Enumerated
Jul 24, 2023
Record last updated
Oct 18, 2024
Medicare enrollment
Enrolled (PECOS I20241120002094); 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.
Download card Updates feed

8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →

Also registered at 55 Fruit Street

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

  1. Stephen Abraham, M.D.Specialist1487743316
  2. Nadia Ahmad, M.D.Internal Medicine Physician1912198037
  3. Fayaz Ahmed, MDStudent in an Organized Health Care Education/Training Program1528245024
  4. John Albin, MD, PHDInfectious Disease Physician1528472644
  5. Mary Amatangelo, NPAcute Care Nurse Practitioner1114191442
  6. Tian You An, M.D.Anesthesiology Physician1801145792

Verify Alexandra Reilly 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 PA101102    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Massachusetts General Physicians Organization IncBoston, MA

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

Alexandra Reilly among 4,713 physician assistant records in Massachusetts

Alexandra Reilly, PA is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 75% of them.

  • NPI issued2023 · 75% of these records are older, 17% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2024 · median 2019 among the 3,217 with a school on file
  • Record last updated2024 · 38% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,660 physician assistant records list a practice address in Boston

They are 1,660 of the 41,865 NPPES records with a practice address in Boston, and 4,713 physician assistant records in Massachusetts.

All 4,713 in Massachusetts → Every provider in Boston → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Andrea Barrett, PABoston, MA 021141619933090
  2. Lisa Beyer, PABoston, MA 021141598834202
  3. Jerene Bitondo, PABoston, MA 021141396810230
  4. Ryanne Coulson, PABoston, MA 021141639249865
  5. Christine Donaghey, PABoston, MA 021141821163866
  6. Amy Jones, PACBoston, MA 021141982640298
  7. Donald Lazure, PABoston, MA 021141659450021
  8. Diane Levis, PABoston, MA 021141093880023

Common questions

What is Alexandra Reilly, PA's NPI number?

Alexandra Reilly, PA's National Provider Identifier (NPI) is 1639859689, issued on Jul 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Reilly, PA located?

The NPPES record lists a practice address at 55 Fruit Street, Boston, MA, 02114. Phone: (617) 724-4100. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Reilly, PA's license?

NPPES lists Massachusetts license number PA101102, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.