NPPES file of Aug 9, 2026

Theresa G. Buks, PA-C

Physician Assistant · Boston, MA

Theresa G. Buks, PA-C is a physician assistant with a practice address in Boston, Massachusetts, and NPI 1275828915, issued on Jun 10, 2011. Check the license (Massachusetts PA4186, 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
1275828915
Name
Theresa G. Buks
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA4186 MA
Self-reported in NPPES; status is on the state search
Practice location
830 Harrison Ave, LL100, Boston, MA 02118
Phone
(617) 638-7070
Enumerated
Jun 10, 2011
Record last updated
Aug 8, 2023
Fax
(617) 638-7037
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 830 Harrison Ave, LL100

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

  1. Caroline Cukier, PA-CPhysician Assistant1245000637
  2. Akash Parekh, MDRadiation Oncology Physician1073963732
  3. Geoffrey SedorRadiation Oncology Physician1770162042
  4. Sherry Yan, M.D.Radiation Oncology Physician1689035503

Verify Theresa G. Buks 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 PA4186
    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.

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93% fewer Medicare Part D claims than the average physician assistant in 2024

55 Medicare Part D claims for 29 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Theresa Buks55
  2. Specialty average830

Most prescribed

  1. Tamsulosin Hcl18 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.

Theresa G. Buks among 4,713 physician assistant records in Massachusetts

Theresa G. Buks, PA-C 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 2011, is newer than 24% of them.

  • NPI issued2011 · 24% of these records are older, 75% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2023 · 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.

The 8 physician assistant records with the nearest ZIP codes

  1. Susan Bowler, PA-CBoston, MA 021181295812048
  2. Jennifer Czarniak, PABoston, MA 021181528050259
  3. Sandy Falcon, PA-CBoston, MA 021181275619033
  4. Barbara Furgal, PA-CBoston, MA 021181568556454
  5. Eric Haas, PABoston, MA 021181144312174
  6. Cynthia Kiang, PA-CBoston, MA 021181811974116
  7. Nina Lev, P.A.Boston, MA 021181568421923
  8. Elizabeth Marks, PA-CBoston, MA 021181396761169

Common questions

What is Theresa G. Buks, PA-C's NPI number?

Theresa G. Buks, PA-C's National Provider Identifier (NPI) is 1275828915, issued on Jun 10, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Theresa G. Buks, PA-C located?

The NPPES record lists a practice address at 830 Harrison Ave, LL100, Boston, MA, 02118. Phone: (617) 638-7070. Providers update this record themselves, so call before visiting.

How can I verify Theresa G. Buks, PA-C's license?

NPPES lists Massachusetts license number PA4186, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Theresa G. Buks, PA-C prescribe under Medicare Part D?

In 2024, Theresa G. Buks, PA-C had 55 Medicare Part D claims for 29 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.