Herbert Ang, M.D.
Rheumatology Physician · Arlington, MA
Herbert Ang, M.D. is a rheumatology 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.
- Name
- Herbert Ang
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- 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
- Record last updated
- Jul 16, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 343 in Massachusetts → Look up another NPI →
Also registered at 37 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Carol Bickford, MSPTPhysical Therapist1992136337
- Ronald Criscitiello, M.DInternal Medicine Physician1114027091
- Gretchen Dietrich, M.D.Family Medicine Physician1265724090
Verify Herbert Ang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 57694Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average rheumatology physician in 2024
13 Medicare Part D claims, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
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.
Herbert Ang among 343 rheumatology physician records in Massachusetts
Herbert Ang, M.D. is one of 343 rheumatology physician records with a practice address in Massachusetts. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Massachusetts
There are 343 rheumatology physician records in Massachusetts.
All 343 in Massachusetts → Every provider in Arlington → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Gerald Harris, MDArlington, MA 024741407956634
- Evan BeckmanWaban, MA 024681518921683
- Gwendolyn Kane-Wanger, MDWaban, MA 024681801876735
- Antonios Aliprantis, M.D.Chestnut Hill, MA 024671598723090
- Hubert Caplan, M.D.Wellesley, MA 024811497709331
- William Docken, MDChestnut Hill, MA 024671922059211
- Nathalie Boileau, M.D.Newton, MA 024621093757494
- Lennig Chang, MDNewton, MA 024621932179637
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://findmydoctor.mass.gov/. 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 rheumatology physician prescribers was 1,978. 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.