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Madeline Gainey

NPI 1700128857ActiveIndividual· Nurse Anesthetist, Certified Registered· Greenville, SC

Nurse Anesthetist, Certified Registered with Prisma Health University Medical Group and 1 other group, practicing in Greenville, South Carolina. Medicare paid $5,251 for services to 47 patients in 2024. Merck Sharp & Dohme LLC reported $18.28 in payments in 2025, mostly food and beverage. Lists Prisma Health Richland Hospital as a hospital affiliation.

Overview

NPI1700128857
StatusActive
Entity typeIndividual
Sole proprietorYes
NPI issuedMar 26, 2013
Last updated in NPPESJan 28, 2022
Certified by providerJan 28, 2022

Specialties and licenses

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 - Certified Registered Nurse Anesthetist (CRNA) (SC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients47
Services billed49 across 20 procedure codes
Paid by Medicare$5,251

Medicare sources and data years

Education and affiliations

Graduation year2013
Medicare specialtyCertified Registered Nurse Anesthetist (Crna)

Medical groups

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$18.28 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Merck Sharp & Dohme LLC$18.281

What the 2025 payments were for

  • Food and Beverage$18.28 · 1 payment

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

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