NPPES file of Aug 9, 2026

Ann R. Epstein, MD

Psychiatry Physician · Cambridge, MA

Ann R. Epstein, MD is a psychiatry physician with a practice address in Cambridge, Massachusetts, and NPI 1821137704, issued on Feb 6, 2007. Check the license (Massachusetts 54217, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821137704
Name
Ann R. Epstein
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
54217 MA
Self-reported in NPPES; status is on the state search
Practice location
328 Broadway, Cambridge, MA 02139
Phone
(617) 661-2688
Enumerated
Feb 6, 2007
Record last updated
May 18, 2015 (not updated in 11 years: call before relying on the address or phone)
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 328 Broadway

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

  1. Ayelet Barkai, M.D.Child & Adolescent Psychiatry Physician1841247582
  2. Carol Sue Birnbaum, M.D.Psychiatry Physician1184749004
  3. Yenkuei Chuang, PH.D.Clinical Psychologist1659393551
  4. Priscilla Ellison, PSY.D.Clinical Psychologist1033340559
  5. Diane Fader, PH.D.Clinical Psychologist1992852016
  6. Matthew Kelsey, LICSWClinical Social Worker1154039394

Verify Ann R. Epstein 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 54217
    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.

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Ann R. Epstein among 2,736 psychiatry physician records in Massachusetts

Ann R. Epstein, MD is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 37% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2015 · 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 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

213 psychiatry physician records list a practice address in Cambridge

They are 213 of the 5,145 NPPES records with a practice address in Cambridge, and 2,736 psychiatry physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Sanda Aung, MDCambridge, MA 021391679564108
  2. Sherry Bauman, MDCambridge, MA 021391023082708
  3. Wayne Brunell, MDCambridge, MA 021391740282094
  4. Astrid Desrosiers, MD MPHCambridge, MA 021391033109582
  5. Lili Gottfried, MDCambridge, MA 021391215902390
  6. Sanjay Gulati, MDCambridge, MA 021391316910094
  7. Joseph Jackson, D.O.Cambridge, MA 021391609847631
  8. Michael Leslie, M.D.Cambridge, MA 021391851367395

Common questions

What is Ann R. Epstein, MD's NPI number?

Ann R. Epstein, MD's National Provider Identifier (NPI) is 1821137704, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ann R. Epstein, MD located?

The NPPES record lists a practice address at 328 Broadway, Cambridge, MA, 02139. Phone: (617) 661-2688. Providers update this record themselves, so call before visiting.

How can I verify Ann R. Epstein, MD's license?

NPPES lists Massachusetts license number 54217, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.