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Mark Clinton Nielsen, DDS

NPI 1013135581ActiveIndividual· Dentist· Pierre, SD

Dentist (DDS) in Pierre, South Dakota, licensed in SD, with an NPI issued in April 2007.

Overview

NPI1013135581
StatusActive
Entity typeIndividual
CredentialDDS
Sole proprietorNo
NPI issuedApr 23, 2007
Last updated in NPPESJul 8, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Dentist Primary122300000XM607SD

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other Dentist providers in Pierre

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