NPPES file of Aug 9, 2026

Marcel Williams, MD

Family Medicine Physician · Poughkeepsie, NY

Marcel Williams, MD is a family medicine physician with a practice address in Poughkeepsie, New York, and NPI 1548908767, issued on May 26, 2022. Check the license (New York 337045, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1548908767
Name
Marcel Williams
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
337045 NY
Self-reported in NPPES; status is on the state search
Practice location
75 Washington St, Poughkeepsie, NY 12601
Phone
(844) 400-1975
Enumerated
May 26, 2022
Record last updated
Jul 10, 2025
Medicare enrollment
Enrolled (PECOS I20251218000978); accepts Medicare assignment
Medical or professional school
Howard University College Of Medicine, 2021
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 75 Washington St

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

  1. Paula Banks, APRN-CNPNurse Practitioner1265187447
  2. Lisa Breslin, RDRegistered Dietitian1598276321
  3. Shaye Chaim, CNM, MPHAdvanced Practice Midwife1104242957
  4. Jenny Doyle, NPFamily Nurse Practitioner1518234640
  5. Keddie Marsh Dinham, MDObstetrics & Gynecology Physician1326137340
  6. Sonia Portugal, LCSWClinical Social Worker1982938056

Verify Marcel Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 337045    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 New York 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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Bills Medicare through one group practice

  1. Sun River Health Inc.Poughkeepsie, NY

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

Family Medicine Physician providers in New York

There are 6,417 family medicine physician records in New York.

All 6,417 in New York → Every provider in Poughkeepsie →

Other family medicine physician records in New York

  1. Alexandra AaronsGlens Falls, NY1417342361
  2. Stuart Aaronson, M.D.New York, NY1336513100
  3. Sharon Abara-Palaganas, MDBrooklyn, NY1952529158
  4. Daniel AbbeySyosset, NY1063867687
  5. Mary Claire Abbot, MDNew York, NY1215322383
  6. Heather Abdalla, FNP-CHorseheads, NY1164076907
  7. Higer Abdallah, NPPatchogue, NY1528662400
  8. Aya Abdelfattah, MBBCH, MPHSchenectady, NY1821676206
  9. Basil Abdeljaber, M.D.White Plains, NY1831354323
  10. Sarah Abdelsayed, MDBuffalo, NY1093065138

Common questions

What is Marcel Williams, MD's NPI number?

Marcel Williams, MD's National Provider Identifier (NPI) is 1548908767, issued on May 26, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Marcel Williams, MD located?

The NPPES record lists a practice address at 75 Washington St, Poughkeepsie, NY, 12601. Phone: (844) 400-1975. Providers update this record themselves, so call before visiting.

How can I verify Marcel Williams, MD's license?

NPPES lists New York license number 337045, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. 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. 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.