NPPES file of Aug 9, 2026

Sara Keihanian, M.D.

Internal Medicine Physician · Worcester, MA

Sara Keihanian, M.D. is an internal medicine physician with a practice address in Worcester, Massachusetts, and NPI 1427284215, issued on Jun 8, 2009. Check the license (Massachusetts 240725, 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
1427284215
Name
Sara Keihanian
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
240725 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Lake Ave N, Worcester, MA 01655
Phone
(774) 442-2173
Enumerated
Jun 8, 2009
Record last updated
Dec 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160218001088); 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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8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →

Also registered at 55 Lake Ave N

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

  1. Nawal Aamir, MDInternal Medicine Physician1588248926
  2. Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
  3. Paula Abate, NPNurse Practitioner1336265909
  4. Aly AbayazeedDiagnostic Radiology Physician1821221946
  5. Zainab AbbasDermatology Physician1609028000
  6. Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417

Verify Sara Keihanian 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 240725    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.

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69% fewer Medicare Part D claims than the average internal medicine physician in 2024

984 Medicare Part D claims for 343 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Sara Keihanian984
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium175 claims
  2. Mesalamine103 claims
  3. Gavilyte-C99 claims
  4. Stelara52 claims
  5. Amjevita(Cf) Autoinjector44 claims
  6. Omeprazole40 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.

Industry payments in 2024: $25.93

1 payment: food and beverage; the largest payer was Progenics Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sara Keihanian$25.93
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSanta Rosa, CA

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

Sara Keihanian among 6,825 internal medicine physician records in Massachusetts

Sara Keihanian, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 60% of them.

  • NPI issued2009 · 60% of these records are older, 37% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2002 · median 2004 among the 4,103 with a school on file
  • Record last updated2021 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

448 internal medicine physician records list a practice address in Worcester

They are 448 of the 13,166 NPPES records with a practice address in Worcester, and 6,825 internal medicine physician records in Massachusetts.

All 6,825 in Massachusetts → Every provider in Worcester → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Abigail Adams, M.D.Worcester, MA 016551497745806
  2. Eric Alper, M.D.Worcester, MA 016551275524340
  3. Nidhi Chojar, M.D.Worcester, MA 016551023009636
  4. Kimberly Eisenstock, M.D.Worcester, MA 016551194706069
  5. George Eypper, M.D.Worcester, MA 016551104817451
  6. Melissa Fischer, M.D.Worcester, MA 016551306837653
  7. Ish Gupta, D.O.Worcester, MA 016551598747834
  8. Andrew Karson, MDWorcester, MA 016551194706002

Common questions

What is Sara Keihanian, M.D.'s NPI number?

Sara Keihanian, M.D.'s National Provider Identifier (NPI) is 1427284215, issued on Jun 8, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Sara Keihanian, M.D. located?

The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (774) 442-2173. Providers update this record themselves, so call before visiting.

How can I verify Sara Keihanian, M.D.'s license?

NPPES lists Massachusetts license number 240725, 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 Sara Keihanian, M.D. prescribe under Medicare Part D?

In 2024, Sara Keihanian, M.D. had 984 Medicare Part D claims for 343 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

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.