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William Mark Sigmon, OD

NPI 1205821550ActiveIndividual· Optometrist· Hickory, NC

Optometrist (OD) in Hickory, North Carolina, trained at Pennsylvania College of Optometry (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $39,857 for 170 claims, against $5,502 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 3 companies reporting payments in 2025, $169.55 in all, mostly food and beverage.

Overview

NPI1205821550
StatusActive
Entity typeIndividual
CredentialOD
Sole proprietorNo
NPI issuedSep 13, 2005
Last updated in NPPESFeb 19, 2020
Certified by providerFeb 19, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Optometrist Primary152W00000X1232NC

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 - Optometry (NC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients66
Services billed99 across 11 procedure codes
Paid by Medicare$5,502

Part D prescriptions in 2024

Prescriptions (claims)170 · 273 30-day fills
Patients59
Total drug cost$39,857
Generic share61% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPennsylvania College of Optometry
Graduation year1986
Medicare specialtyOptometry

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$169.55 · 8 payments from 3 companies
  • 2024$65.15 · 3 payments from 2 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$169.55 · 8 payments

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

Other optometrists in Hickory

All 24 optometrists in Hickory · All optometrists in North Carolina