NPPES file of Aug 9, 2026

Sergei L. Aish, M.D.

Family Medicine Physician · Framingham, MA

Sergei L. Aish, M.D. is a family medicine physician with a practice address in Framingham, Massachusetts, and NPI 1902867922, issued on Mar 29, 2006. Check the license (Massachusetts 226679, 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
1902867922
Name
Sergei L. Aish
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
226679 MA
Self-reported in NPPES; status is on the state search
Practice location
600 Worcester RD, Framingham, MA 01702
Phone
(508) 879-6450
Enumerated
Mar 29, 2006
Record last updated
Aug 23, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060123000322); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →

Also registered at 600 Worcester RD

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

  1. Susan Bergman, M.D.Specialist1669552683
  2. Maryrose Coiner, PH.D.Clinical Psychologist1669561577
  3. Joshua Dunsky, D.C.Chiropractor1447396866
  4. Karen Freeman, LMHCMental Health Counselor1730220773
  5. Maria Giacoletto, LCSWClinical Social Worker1114681640
  6. David Goldberg, MDObstetrics & Gynecology Physician1265450423

Verify Sergei L. Aish 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 226679    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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22% more Medicare Part D claims than the average family medicine physician in 2024

4,322 Medicare Part D claims for 314 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 91 claims were for opioids.

  1. Sergei Aish4,322
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium391 claims
  2. Amlodipine Besylate218 claims
  3. Losartan Potassium194 claims
  4. Omeprazole167 claims
  5. Lisinopril145 claims
  6. Levothyroxine Sodium144 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: $48.78

2 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sergei Aish$48.78
  2. Specialty average$902.55

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. Charles River Medical Associates, PCFramingham, MA

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

Sergei L. Aish among 2,265 family medicine physician records in Massachusetts

Sergei L. Aish, M.D. is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 55% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2002 · median 2006 among the 1,529 with a school on file
  • Record last updated2009 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in Massachusetts

There are 2,265 family medicine physician records in Massachusetts.

All 2,265 in Massachusetts → Every provider in Framingham → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Prativa Basnet, M.DFramingham, MA 017021225203755
  2. Stephen Buchanan, MDFramingham, MA 017021104815398
  3. Allian Iffih, M.D.Framingham, MA 017021750480927
  4. Megan McCoy, MDFramingham, MA 017021073599593
  5. Asha Sethi, M.D.Framingham, MA 017021558551010
  6. Emil Yagudin, M.D.Framingham, MA 017021386699775
  7. Carol Englender, MDFramingham, MA 017011194732107
  8. Seung Jae Lee, MDFramingham, MA 017011700040516

Common questions

What is Sergei L. Aish, M.D.'s NPI number?

Sergei L. Aish, M.D.'s National Provider Identifier (NPI) is 1902867922, issued on Mar 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sergei L. Aish, M.D. located?

The NPPES record lists a practice address at 600 Worcester RD, Framingham, MA, 01702. Phone: (508) 879-6450. Providers update this record themselves, so call before visiting.

How can I verify Sergei L. Aish, M.D.'s license?

NPPES lists Massachusetts license number 226679, 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 Sergei L. Aish, M.D. prescribe under Medicare Part D?

In 2024, Sergei L. Aish, M.D. had 4,322 Medicare Part D claims for 314 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.