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John E. Lambert, DO

NPI 1710121215ActiveIndividual· Family Medicine· Beaver Dam, WI

Family Medicine (DO) in Beaver Dam, Wisconsin, trained at West Virginia School of Osteopathic Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $705,403 for 8,048 claims, against $41,428 paid for services in 2024.

Overview

NPI1710121215
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorNo
NPI issuedApr 28, 2009
Last updated in NPPESFeb 18, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X54852WI

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
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 - Family Practice (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients206
Services billed1,258 across 43 procedure codes
Paid by Medicare$41,428

Part D prescriptions in 2024

Prescriptions (claims)8,048 · 17,415 30-day fills
Patients486
Total drug cost$705,403
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolWest Virginia School of Osteopathic Medicine
Graduation year2009
Medicare specialtyFamily Practice

Medical group

Hospital affiliations

Other facilities

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 family medicine physicians in Beaver Dam

All 24 family medicine physicians in Beaver Dam · All family medicine physicians in Wisconsin