Registry data as of Aug 27, 2026

Herbert Ang, M.D.

Internal Medicine Physician · Arlington, MA

Herbert Ang, M.D. is an internal medicine physician with a practice address in Arlington, Massachusetts, and NPI 1598754798, issued on Oct 19, 2005. Check the license (Massachusetts 57694, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1598754798
Name
Herbert Ang
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
57694 MA
Self-reported in NPPES; status is on the state search
Practice location
37 Broadway, Arlington, MA 02474
Phone
(781) 641-0100
Enumerated
Oct 19, 2005
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 37 Broadway

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

  1. Claire Anthony, NPNurse Practitioner1699350769
  2. Melissa Arsenault, P.T.Physical Therapist1699173500
  3. John Berkoben, M.D.Cardiovascular Disease Physician1629177639
  4. Carol Bickford, MSPTPhysical Therapist1992136337
  5. Ronald Criscitiello, M.DInternal Medicine Physician1114027091
  6. Gretchen Dietrich, M.D.Family Medicine Physician1265724090

Verify Herbert Ang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 57694
    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
Open 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.

100% fewer Medicare Part D claims than the average internal medicine physician in 2024

13 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Herbert Ang13
  2. Specialty average2,785

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.

18 internal medicine physician records list a Arlington practice address

They are 18 of the 974 NPPES records with a Arlington practice address, and 7,865 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Zainab AbbasWorcester, MA1609028000
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Lauren Abbate, MDBoston, MA1922099621
  5. Bassima Abdallah, MDBoston, MA1912327305
  6. Samah Abdallah, MDBrighton, MA1730814971
  7. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  8. Salah Abdelgadir, MDBoston, MA1891280954
  9. Mahmoud Abdelghany, M.D.Springfield, MA1134479629
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Herbert Ang, M.D.'s NPI number?

Herbert Ang, M.D.'s National Provider Identifier (NPI) is 1598754798, issued on Oct 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Herbert Ang, M.D. located?

The NPPES record lists a practice address at 37 Broadway, Arlington, MA, 02474. Phone: (781) 641-0100. Providers update this record themselves, so call before visiting.

How can I verify Herbert Ang, M.D.'s license?

NPPES lists Massachusetts license number 57694, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Herbert Ang, M.D. prescribe under Medicare Part D?

In 2024, Herbert Ang, M.D. had 13 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.