Skip to content

Leeann Diercks, D.D.S.

NPI 1174934574ActiveIndividual· Dentist· Watertown, SD

Dentist (D.D.S.) in Watertown, South Dakota, licensed in SD and MN, with an NPI issued in May 2014. Part D covered 53 prescriptions written in 2024, 91% of them generic. Dentsply Sirona Inc was the largest of 2 companies reporting payments in 2025, $32.95 in all, mostly food and beverage.

Overview

NPI1174934574
StatusActive
Entity typeIndividual
CredentialD.D.S.
Sole proprietorNo
NPI issuedMay 19, 2014
Last updated in NPPESJun 22, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Dentist Primary122300000XD1113SD
Dentist122300000XD13356MN

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

Part D prescriptions in 2024

Prescriptions (claims)53 · 55 30-day fills
Patients32
Total drug cost$119.63
Generic share91% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$32.95 · 2 payments from 2 companies
  • 2024$44.84 · 3 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Dentsply Sirona Inc$19.311
Align Technology, Inc.$13.641

What the 2025 payments were for

  • Food and Beverage$32.95 · 2 payments

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

Other Dentist providers in Watertown

All Dentist providers in South Dakota →