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Ryan P. Grieves, DDS

NPI 1972897676ActiveIndividual· Dentist· Manhattan, KS

Dentist (DDS) in Manhattan, Kansas, licensed in KS, with an NPI issued in May 2011. Part D covered 69 prescriptions written in 2024, 96% of them generic. Straumann USA LLC was the largest of 2 companies reporting payments in 2025, $340.89 in all, mostly education.

Overview

NPI1972897676
StatusActive
Entity typeIndividual
CredentialDDS
Sole proprietorNo
NPI issuedMay 31, 2011
Last updated in NPPESMay 31, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Dentist Primary122300000X60804KS

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

Part D prescriptions in 2024

Prescriptions (claims)69 · 71 30-day fills
Patients57
Total drug cost$359.51
Generic share96% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$340.89 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Straumann USA LLC$300.001
Henry Schein One, LLC$40.891

What the 2025 payments were for

  • Education$300.00 · 1 payment
  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$40.89 · 1 payment

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

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