NPPES file of Aug 9, 2026

Gabrielle Sara Sayaf, PA-C

Surgical Physician Assistant · Boston, MA

Gabrielle Sara Sayaf, PA-C is a surgical physician assistant with a practice address in Boston, Massachusetts, and NPI 1275295610, issued on Oct 13, 2021. Check the license 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
1275295610
Name
Gabrielle Sara Sayaf
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
Practice location
450 Brookline Ave, Boston, MA 02215
Phone
(617) 632-3000
Enumerated
Oct 13, 2021
Record last updated
Jan 31, 2026
Medicare enrollment
Enrolled (PECOS I20220107001256); 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 450 Brookline Ave

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

  1. Gregory Abel, MDHematology & Oncology Physician1285611954
  2. Lara Abousamra, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851183404
  3. Karley Adams, PAPhysician Assistant1578261764
  4. Lauren Adams, PA-CPhysician Assistant1902763469
  5. Ana Aguilar-Bonilla, M.D.Pediatric Hematology & Oncology Physician1023319761
  6. Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208

Verify Gabrielle Sara Sayaf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck 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
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87% fewer Medicare Part D claims than the average surgical physician assistant in 2024

41 Medicare Part D claims for 34 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Gabrielle Sayaf41
  2. Specialty average304

Most prescribed

  1. Oxycodone Hcl22 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 2 group practices

  1. Brigham And Womens Physicians Organization IncBoston, MA
  2. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

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

Surgical Physician Assistant providers in Massachusetts

There are 516 surgical physician assistant records in Massachusetts.

Other surgical physician assistant records in Massachusetts

  1. Brian Abbott, PABoston, MA1760884688
  2. Janine AbdeenNorth Dartmouth, MA1992436034
  3. Marina Abel, PASpringfield, MA1366932188
  4. Kyle Adams, PAFramingham, MA1982126934
  5. Edward Adolph, P.A.Salem, MA1417193673
  6. Anastasia Alexander, P.A.West Stockbridge, MA1194179713
  7. Andrew Allard, PA-CHolyoke, MA1164285763
  8. Ariea Almassi, PA-CSpringfield, MA1457820243
  9. Alicia Amadori, PHYSICIAN ASSISTANTBoston, MA1932572732
  10. Chelsea Andino, PAStoughton, MA1508257478

Common questions

What is Gabrielle Sara Sayaf, PA-C's NPI number?

Gabrielle Sara Sayaf, PA-C's National Provider Identifier (NPI) is 1275295610, issued on Oct 13, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Gabrielle Sara Sayaf, PA-C located?

The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (617) 632-3000. Providers update this record themselves, so call before visiting.

How can I verify Gabrielle Sara Sayaf, PA-C's license?

Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Gabrielle Sara Sayaf, PA-C prescribe under Medicare Part D?

In 2024, Gabrielle Sara Sayaf, PA-C had 41 Medicare Part D claims for 34 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.