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Mark Canfield, O.D.

NPI 1336282623ActiveIndividual· Optometrist· Greenville, MI

Optometrist (O.D.) in Greenville, Michigan, trained at Illinois College of Optometry at Chicago (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $24,084 for 330 claims, against $9,063 paid for services in 2024.

Overview

NPI1336282623
StatusActive
Entity typeIndividual
CredentialO.D.
Sole proprietorYes
NPI issuedFeb 15, 2007
Last updated in NPPESJul 8, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Optometrist Primary152W00000X4901003564MI

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Optometry (MI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients156
Services billed185 across 10 procedure codes
Paid by Medicare$9,063

Part D prescriptions in 2024

Prescriptions (claims)330 · 500 30-day fills
Patients99
Total drug cost$24,084
Generic share72% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIllinois College of Optometry at Chicago
Graduation year1991
Medicare specialtyOptometry

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

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