Registry data as of Aug 27, 2026

Alan Brush, M.D.

Internal Medicine Physician · Cambridge, MA

Alan Brush, M.D. is an internal medicine physician with a practice address in Cambridge, Massachusetts, and NPI 1043281942, issued on Jan 30, 2006. Check the license 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
1043281942
Name
Alan Brush
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1611 Cambridge St, Cambridge, MA 02138
Phone
(617) 661-5450
Enumerated
Jan 30, 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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Also registered at 1611 Cambridge St

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

  1. Irina Angel, MDPsychiatry Physician1023058419
  2. Robert Atkind, MDInternal Medicine Physician1831236405
  3. Margaret Barsam, M.D.Pediatrics Physician1598747412
  4. Melissa Bergman, MDPediatrics Physician1467618033
  5. Aaron BirnbaumStudent in an Organized Health Care Education/Training Program1023645249
  6. Leann Canty, M.D.Internal Medicine Physician1205807781

Verify Alan Brush in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck 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.

300 internal medicine physician records list a Cambridge practice address

They are 300 of the 5,145 NPPES records with a Cambridge practice address, and 7,865 internal medicine physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Alan Brush, M.D.'s NPI number?

Alan Brush, M.D.'s National Provider Identifier (NPI) is 1043281942, issued on Jan 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan Brush, M.D. located?

The NPPES record lists a practice address at 1611 Cambridge St, Cambridge, MA, 02138. Phone: (617) 661-5450. Providers update this record themselves, so call before visiting.

How can I verify Alan Brush, M.D.'s license?

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.

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.