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Cassie Loren Lemaster, APRN FNP-C

NPI 1528634573ActiveIndividual· Nurse Practitioner, Family· Tulsa, OK

Nurse Practitioner, Family (APRN FNP-C) with Precision Pain Management LLC, practicing in Tulsa, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $175,314 for 1,885 claims, against $107,190 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 8 companies reporting payments in 2025, $746.95 in all, mostly food and beverage. Lists Northeastern Health System as a hospital affiliation.

Overview

NPI1528634573
StatusActive
Entity typeIndividual
CredentialAPRN FNP-C
Sole proprietorNo
NPI issuedJun 1, 2021
Last updated in NPPESNov 3, 2021
Certified by providerNov 3, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Family Primary363LF0000X200623OK

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 - Nurse Practitioner (OK)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients159
Services billed1,378 across 6 procedure codes
Paid by Medicare$107,190

Part D prescriptions in 2024

Prescriptions (claims)1,885 · 1,913 30-day fills
Patients396
Total drug cost$175,314
Generic share89% of claims

Medicare sources and data years

Education and affiliations

Graduation year2020
Medicare specialtyNurse Practitioner
TelehealthOffers telehealth

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$746.95 · 37 payments from 8 companies
  • 2024$421.35 · 22 payments from 5 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$746.95 · 37 payments

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

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