NPPES file of Aug 9, 2026

Tamsen Brown, MS, CGC

Genetic Counselor (M.S.) · East Boston, MA

Tamsen Brown, MS, CGC is a genetic counselor (m.s.) with a practice address in East Boston, Massachusetts, and NPI 1366981276, issued on Feb 13, 2017. Check the license with the Massachusetts board that licenses this profession; 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
1366981276
Name
Tamsen Brown
Credential
MS, CGC
Primary taxonomy
Genetic Counselor (M.S.) 170300000X
Practice location
20 Maverick SQ, East Boston, MA 02128
Phone
(617) 569-5800
Enumerated
Feb 13, 2017
Record last updated
Feb 13, 2017 (not updated in 9 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.
Download card Updates feed

Also registered at 20 Maverick SQ

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

  1. Maria Ajanel Ziegra, CNPFamily Nurse Practitioner1780383067
  2. Maria Bastos, NPNurse Practitioner1720330558
  3. Sumati Bhalla, DDSGeneral Practice Dentistry1013681477
  4. Rachel Blake, MDObstetrics & Gynecology Physician1326494998
  5. Julia Buresh-Kapoor, CNPFamily Nurse Practitioner1558819441
  6. Maxwel Carlson, CNP, DNPGerontology Nurse Practitioner1235959529

Verify Tamsen Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck 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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Genetic Counselor (M.S.) providers in Massachusetts

There are 277 genetic counselor (m.s.) records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other genetic counselor (m.s.) records in Massachusetts

  1. Lathel Abreu RolleWorcester, MA1417563586
  2. Diane Ahern, MS, CGCBoston, MA1104080274
  3. Caroline Allison, MSBoston, MA1730146390
  4. Fatima Amir, MS, LGCBoston, MA1013488915
  5. Isabel Anez Bruzual, MS, CGCBoston, MA1710722616
  6. Jodie Asher, MSWestborough, MA1649260316
  7. Farid Barquet Ramos, MS, MPH, CGCBoston, MA1265194856
  8. Brenda Barry, M.S., C.G.C.Boston, MA1922033703
  9. Claire BartonBoston, MA1720702350
  10. Barbara Batista, MS, GCBoston, MA1477234987

Common questions

What is Tamsen Brown, MS, CGC's NPI number?

Tamsen Brown, MS, CGC's National Provider Identifier (NPI) is 1366981276, issued on Feb 13, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Tamsen Brown, MS, CGC located?

The NPPES record lists a practice address at 20 Maverick SQ, East Boston, MA, 02128. Phone: (617) 569-5800. Providers update this record themselves, so call before visiting.

How can I verify Tamsen Brown, MS, CGC's license?

Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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. 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.