NPPES file of Aug 9, 2026

Hillary Ann Clarke, PA-C

Medical Physician Assistant · Boston, MA

Hillary Ann Clarke, PA-C is a medical physician assistant with a practice address in Boston, Massachusetts, and NPI 1619488368, issued on Oct 21, 2017. Check the license (Massachusetts PA6338, 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
1619488368
Name
Hillary Ann Clarke
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA6338 MA
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Ave, Boston, MA 02215
Phone
(617) 667-3940
Enumerated
Oct 21, 2017
Record last updated
Mar 10, 2025
Medicare enrollment
Enrolled (PECOS I20220526001507); 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 330 Brookline Ave

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

  1. Amtul Aala, MDNephrology Physician1174946347
  2. Elijah AbassStudent in an Organized Health Care Education/Training Program1306784947
  3. Omar Abdel-Razek, MDInterventional Cardiology Physician1912780008
  4. Youssef Abdullah, MD, MBAStudent in an Organized Health Care Education/Training Program1346983442
  5. Najma Abdullahi, MD, MPHStudent in an Organized Health Care Education/Training Program1669213054
  6. Elisabeth AbelesStudent in an Organized Health Care Education/Training Program1528659760

Verify Hillary Ann Clarke 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 PA6338
    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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83% fewer Medicare Part D claims than the average medical physician assistant in 2024

199 Medicare Part D claims for 95 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 77 claims were for opioids.

  1. Hillary Clarke199
  2. Specialty average1,148

Most prescribed

  1. Oxycodone Hcl69 claims
  2. Enoxaparin Sodium19 claims
  3. Naloxone Hcl15 claims
  4. Cefadroxil11 claims
  5. Ertapenem11 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: $84.47

1 payment: food and beverage; the largest payer was Kerecis Limited. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hillary Clarke$84.47
  2. Specialty average$1,055.00

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

  1. 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).

Hillary Ann Clarke among 886 medical physician assistant records in Massachusetts

Hillary Ann Clarke, PA-C is one of 886 medical 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 2017, is newer than 65% of them.

  • NPI issued2017 · 65% of these records are older, 31% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2017 · median 2015 among the 559 with a school on file
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Massachusetts

There are 886 medical physician assistant records in Massachusetts.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Helena Dimitriou, PABoston, MA 022151962466177
  2. Donna Fitzgerald, P.A.Boston, MA 022151487659330
  3. Alta Hodges, PABoston, MA 022151215991328
  4. Kathryn Jones, PABoston, MA 022151619932456
  5. Meghan Leahy, PA-CBoston, MA 022151881824555
  6. Dipu Patel-Junankar, PABoston, MA 022151568427946
  7. Leah Peavey, PA-CBoston, MA 022151780780981
  8. Dorothy Przychodzen, PABoston, MA 022151407892581

Common questions

What is Hillary Ann Clarke, PA-C's NPI number?

Hillary Ann Clarke, PA-C's National Provider Identifier (NPI) is 1619488368, issued on Oct 21, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Hillary Ann Clarke, PA-C located?

The NPPES record lists a practice address at 330 Brookline Ave, Boston, MA, 02215. Phone: (617) 667-3940. Providers update this record themselves, so call before visiting.

How can I verify Hillary Ann Clarke, PA-C's license?

NPPES lists Massachusetts license number PA6338, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Hillary Ann Clarke, PA-C prescribe under Medicare Part D?

In 2024, Hillary Ann Clarke, PA-C had 199 Medicare Part D claims for 95 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.