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Paul T. Dreyer, MD

NPI 1194855528ActiveIndividual· Internal Medicine, Nephrology· McAlester, OK

Internal Medicine, Nephrology (MD) with Nephrology Associates of Central Florida, P.A. and 1 other group, practicing in McAlester, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $783,626 for 1,547 claims, against $308,263 paid for services in 2024. Amgen Inc. was the largest of 20 companies reporting payments in 2025, $1,199 in all, mostly food and beverage. Lists Adventhealth Orlando and 4 other hospitals as hospital affiliations.

Overview

NPI1194855528
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 6, 2007
Last updated in NPPESJan 23, 2026
Certified by providerJan 23, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300XME116056FL

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 - Nephrology (FL); Practitioner - Nephrology (OK); Practitioner - Nephrology (OR); Practitioner - Nephrology (WY)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients589
Services billed4,169 across 71 procedure codes
Paid by Medicare$308,263

Part D prescriptions in 2024

Prescriptions (claims)1,547 · 3,678 30-day fills
Patients248
Total drug cost$783,626
Generic share78% of claims

Medicare sources and data years

Education and affiliations

Graduation year1994
Medicare specialtyNephrology

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,199 · 50 payments from 20 companies
  • 2024$1,009 · 49 payments from 18 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,112 · 46 payments
  • Education$86.59 · 4 payments

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

Other Internal Medicine, Nephrology providers in McAlester

All Internal Medicine, Nephrology providers in Oklahoma →