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Michael C. Byrne, MD

NPI 1538130141ActiveIndividual· Internal Medicine, Nephrology· Charleston, SC

Internal Medicine, Nephrology (MD) in Charleston, South Carolina, trained at University of Mississippi School of Medicine (class of 1994). In 2024 Medicare paid $53,142 for 274 patients, and Part D covered 348 of their prescriptions, 86% of them generic. Abbvie Inc. reported $21.91 in payments in 2025, mostly food and beverage.

Overview

NPI1538130141
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJan 31, 2006
Last updated in NPPESMay 2, 2022
Certified by providerMar 8, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X20799SC

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Nephrology (SC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients274
Services billed753 across 8 procedure codes
Paid by Medicare$53,142

Part D prescriptions in 2024

Prescriptions (claims)348 · 453 30-day fills
Patients127
Total drug cost$25,257
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Mississippi School of Medicine
Graduation year1994
Medicare specialtyNephrology

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$21.91 · 1 payment from 1 company
  • 2024$20.24 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Abbvie Inc.$21.911

What the 2025 payments were for

  • Food and Beverage$21.91 · 1 payment

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

Other nephrologists in Charleston

All 52 nephrologists in Charleston · All nephrologists in South Carolina