John Christopher Williams, MD
Family Medicine Physician · Ogdensburg, NY
John Christopher Williams, MD is a family medicine physician with a practice address in Ogdensburg, New York, and NPI 1811906902, issued on Aug 7, 2006. Check the license (New York 155781-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Christopher Williams
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 155781-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 921 State Street, Ogdensburg, NY 13669
- Phone
- (315) 393-9269
- Enumerated
- Aug 7, 2006
- Record last updated
- Jan 2, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (315) 393-3541
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 921 State Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Christopher Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 155781-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Christopher Williams among 6,417 family medicine physician records in New York
John Christopher Williams, MD is one of 6,417 family medicine physician records with a practice address in New York. 81% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 58% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2013 · 58% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 family medicine physician records list a practice address in Ogdensburg
They are 7 of the 609 NPPES records with a practice address in Ogdensburg, and 6,417 family medicine physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 6,417 in New York → Every provider in Ogdensburg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mark Chalom, M.D.Ogdensburg, NY 136691538189287
- Christopher Comeau, MDOgdensburg, NY 136691184633273
- Tracy Laflair, MDOgdensburg, NY 136691033228986
- Zachary Mashaw, MDOgdensburg, NY 136691912499146
- Johnny Mendoza, MDOgdensburg, NY 136691972008035
- Nupur Nagrare, MDOgdensburg, NY 136691457769267
- Flos Brown, MDNorfolk, NY 136671821220120
- David Dunn, MDMorristown, NY 136641801824255
Common questions
What is John Christopher Williams, MD's NPI number?
John Christopher Williams, MD's National Provider Identifier (NPI) is 1811906902, issued on Aug 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Christopher Williams, MD located?
The NPPES record lists a practice address at 921 State Street, Ogdensburg, NY, 13669. Phone: (315) 393-9269. Providers update this record themselves, so call before visiting.
How can I verify John Christopher Williams, MD's license?
NPPES lists New York license number 155781-1, 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. 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.