NPPES file of Aug 9, 2026

Helen L. Chen, MD

Geriatric Medicine (Internal Medicine) Physician · Boston, MA

Helen L. Chen, MD is a geriatric medicine (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1356301386, issued on Mar 24, 2006. Check the license (Massachusetts 257437, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356301386
Name
Helen L. Chen
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
257437 MA
G71529 CA
Self-reported in NPPES; status is on the state search
Practice location
1200 Centre St, Boston, MA 02131
Phone
(617) 363-8000
Enumerated
Mar 24, 2006
Record last updated
Mar 10, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240904002347); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1200 Centre St

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

  1. Michelle Joyce Alpert, M.D.Physical Medicine & Rehabilitation Physician1962450940
  2. Sarah Berry, MDGeriatric Medicine (Internal Medicine) Physician1639179781
  3. Joseph Calabrese, D.M.D.Dentist1881925634
  4. Davide Cappon, PH.DClinical Neuropsychologist1912593708
  5. Heather Dexter, LICSWClinical Social Worker1225511447
  6. Emily Farley, NPNurse Practitioner1497587430

Verify Helen L. Chen 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 257437
    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

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83% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

720 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Helen Chen720
  2. Specialty average4,246

Most prescribed

  1. Levothyroxine Sodium93 claims
  2. Trazodone Hcl74 claims
  3. Quetiapine Fumarate67 claims
  4. Amlodipine Besylate52 claims
  5. Memantine Hcl48 claims
  6. Donepezil Hcl46 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. City And County OF San FranciscoSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Massachusetts

There are 225 geriatric medicine (internal medicine) physician records in Massachusetts.

Other geriatric medicine (internal medicine) physician records in Massachusetts

  1. Alan Abrams, M.D.Cambridge, MA1619082674
  2. Hawa Abu, MDWorcester, MA1104441229
  3. Robert AchindibaFramingham, MA1245313410
  4. Jokha Ahmed, MDLowell, MA1306369749
  5. Ceyda AkartunaBoston, MA1306454350
  6. Nadia Ali, M.DRoslindale, MA1760791347
  7. Sameera Ali, M.D.Worcester, MA1760703409
  8. John Anderson, MDCambridge, MA1568462620
  9. Marie Francesca Ansay, MDBoston, MA1891480414
  10. Hassan Arif, MDRoslindale, MA1376775130

Common questions

What is Helen L. Chen, MD's NPI number?

Helen L. Chen, MD's National Provider Identifier (NPI) is 1356301386, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Helen L. Chen, MD located?

The NPPES record lists a practice address at 1200 Centre St, Boston, MA, 02131. Phone: (617) 363-8000. Providers update this record themselves, so call before visiting.

How can I verify Helen L. Chen, MD's license?

NPPES lists Massachusetts license number 257437, 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.

How much does Helen L. Chen, MD prescribe under Medicare Part D?

In 2024, Helen L. Chen, MD had 720 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.