NPI Lens

William Clark Hamilton IV, D.C.

NPI 1417173469ActiveIndividual· Chiropractor· Los Gatos, CA

Chiropractor (D.C.) in Los Gatos, California, trained at Palmer College Chiropractic - West Sunnyvale (class of 2001). Enrolled in Medicare as practitioner - chiropractic. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.

Overview

NPI1417173469
StatusActive
Entity typeIndividual
CredentialD.C.
Sole proprietorYes
NPI issuedApr 18, 2007
Last updated in NPPESOct 30, 2019

Specialties and licenses

TaxonomyCodeLicenseState
Chiropractor Primary111N00000X29807CA

About license numbers in NPPES

Exclusion screening

Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.

Matched byName on OIG listExclusion typeExcluded sinceLocation
Name + stateWilliam Gordon Hamilton · Family Practice1128b4Jul 20, 2006San Diego, CA
ListResultDetails
HHS-OIG LEIE · Nov 10, 2026Possible (name)See above
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Chiropractic (CA)

Medicare sources and data years

Education and affiliations

Medical schoolPalmer College Chiropractic - West Sunnyvale
Graduation year2001
Medicare specialtyChiropractic

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other chiropractors in Los Gatos

All 69 chiropractors in Los Gatos · All chiropractors in California