NPPES file of Aug 9, 2026

William Kenyon, M.D.

Internal Medicine Physician · Winchester, MA

William Kenyon, M.D. is an internal medicine physician with a practice address in Winchester, Massachusetts, and NPI 1578527230, issued on Apr 12, 2006. Check the license (Massachusetts 154840, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1578527230
Name
William Kenyon
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
154840 MA
Self-reported in NPPES; status is on the state search
Practice location
41 Highland Ave, Winchester, MA 01890
Phone
(781) 756-7095
Enumerated
Apr 12, 2006
Record last updated
Mar 13, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(781) 756-7090
Medicaid ID
3181171 MA
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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8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →

Also registered at 41 Highland Ave

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

  1. Chirin Al Dalati, M.D.Internal Medicine Physician1003166885
  2. Jessica Albrinck, BSN, MPH, FNP-BCFamily Nurse Practitioner1164875639
  3. Donald Amiralian, M.D.Emergency Medicine Physician1962447078
  4. May Azar, M.D.Cytopathology Physician1114916731
  5. Karen Beaton, MDAnesthesiology Physician1780652065
  6. Eve BishopAnesthesiology Physician1619482288

Verify William Kenyon 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 154840    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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William Kenyon among 6,825 internal medicine physician records in Massachusetts

William Kenyon, 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 not. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2008 · 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).

19 internal medicine physician records list a practice address in Winchester

They are 19 of the 439 NPPES records with a practice address in Winchester, and 6,825 internal medicine physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mohammed Akbarian, M.D.Winchester, MA 018901649251471
  2. Laura Carman, MDWinchester, MA 018901831264027
  3. Jyotirmay Chanda, MDWinchester, MA 018901396729224
  4. John Copanos, M.D.Winchester, MA 018901033282272
  5. Claire Jacobus, M.D.Winchester, MA 018901932272176
  6. Mohammed Jaleel, M.D.Winchester, MA 018901568425346
  7. Brenda Johnson, M.D.Winchester, MA 018901740229749
  8. Andrew Lubin, MDWinchester, MA 018901922217728

Common questions

What is William Kenyon, M.D.'s NPI number?

William Kenyon, M.D.'s National Provider Identifier (NPI) is 1578527230, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Kenyon, M.D. located?

The NPPES record lists a practice address at 41 Highland Ave, Winchester, MA, 01890. Phone: (781) 756-7095. Providers update this record themselves, so call before visiting.

How can I verify William Kenyon, M.D.'s license?

NPPES lists Massachusetts license number 154840, 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.

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.