NPPES file of Aug 9, 2026

Karen Hsu

Specialist · Brighton, MA

Karen Hsu is a specialist with a practice address in Brighton, Massachusetts, and NPI 1902951205, issued on Jan 24, 2007. 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
1902951205
Name
Karen Hsu
Primary taxonomy
Specialist 174400000X
Practice location
77 Warren St, Brighton, MA 02135
Phone
(617) 254-1140
Enumerated
Jan 24, 2007
Record last updated
Jul 8, 2007 (not updated in 19 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 77 Warren St

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

  1. Karen Albert, LADC1Mental Health Counselor1851603377
  2. Benjamin AldrichAddiction (Substance Use Disorder) Counselor1881574887
  3. Taylor Allard, PSYDCounselor1952882896
  4. Jill Arnold, MS, CCC-SLPSpeech-Language Pathologist1578774683
  5. James Aronson, PH.D.Clinical Psychologist1669562443
  6. Diana Artiga, RNAddiction (Substance Use Disorder) Registered Nurse1649631904

Verify Karen Hsu 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

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Specialist providers in Massachusetts

There are 1,096 specialist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,096 in Massachusetts → Every provider in Brighton →

Other specialist records in Massachusetts

  1. Sylvie Abi-Younes, M.D.Norwood, MA1316926975
  2. Henry Abraham, M.D.Lexington, MA1811001076
  3. Stephen Abraham, M.D.Boston, MA1487743316
  4. Pamela Abrams-Warnick, LICSWBrockton, MA1538256813
  5. Janine Acevedo, M.E.C.S.E.Beverly, MA1568631869
  6. Brian Acker, M.D.Springfield, MA1619077369
  7. Vincent Agnello, M.D.Burlington, MA1053362129
  8. Patricia Ahearn.burnettBrockton, MA1578125811
  9. Alexandra AisBrockton, MA1386357333
  10. Abdallah Alameddine, MDSpringfield, MA1851437107

Common questions

What is Karen Hsu's NPI number?

Karen Hsu's National Provider Identifier (NPI) is 1902951205, issued on Jan 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karen Hsu located?

The NPPES record lists a practice address at 77 Warren St, Brighton, MA, 02135. Phone: (617) 254-1140. Providers update this record themselves, so call before visiting.

How can I verify Karen Hsu'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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.