Registry data as of Aug 27, 2026

David Gastfriend, M.D.

Addiction Psychiatry Physician · Boston, MA

David Gastfriend, M.D. is an addiction psychiatry physician with a practice address in Boston, Massachusetts, and NPI 1174562169, issued on Jun 5, 2006. Check the license (Massachusetts 49148, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1174562169
Name
David Gastfriend
Credential
M.D.
Primary taxonomy
Addiction Psychiatry Physician 2084P0802X
License number
49148 MA
Self-reported in NPPES; status is on the state search
Practice location
6 Liberty SQ Ste 2102, Boston, MA 02109
Phone
(617) 283-6495
Enumerated
Jun 5, 2006
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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Verify David Gastfriend 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 49148    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.

Addiction Psychiatry Physician providers in Massachusetts

There are 31 addiction psychiatry physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 31 in Massachusetts → Every provider in Boston →

Other addiction psychiatry physician records in Massachusetts

  1. Steven Adelman, MDChestnut Hill, MA1659323913
  2. Dipavo Banerjee, DOWebster, MA1356928972
  3. Alan Barry, MDBelmont, MA1750371431
  4. Suzanne Bird, M.D.Auburndale, MA1508939844
  5. Olivera Bogunovic-Sotelo, MDBelmont, MA1063526937
  6. Mark BrudniakBrookline, MA1407804396
  7. Juan Condemarin, MDBrighton, MA1083894059
  8. Deborah Daniel, MSN, BSN, PMHNP-BCWeston, MA1578270641
  9. Jose Dominguez, MD, MPHCambridge, MA1821676156
  10. Laurence Ducomb, MDJamaica Plain, MA1497734768

Common questions

What is David Gastfriend, M.D.'s NPI number?

David Gastfriend, M.D.'s National Provider Identifier (NPI) is 1174562169, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Gastfriend, M.D. located?

The NPPES record lists a practice address at 6 Liberty SQ Ste 2102, Boston, MA, 02109. Phone: (617) 283-6495. Providers update this record themselves, so call before visiting.

How can I verify David Gastfriend, M.D.'s license?

NPPES lists Massachusetts license number 49148, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

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.