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Katherine S. McClellan, MD

NPI 1023544871ActiveIndividual· Family Medicine, Adult Medicine· Ringgold, GA

Family Medicine, Adult Medicine (MD) in Ringgold, Georgia, trained at Pennsylvania State University College of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $1,001,963 for 8,122 claims, against $106,926 paid for services in 2024. Pfizer Inc. was the largest of 17 companies reporting payments in 2025, $1,686 in all, mostly food and beverage.

Overview

NPI1023544871
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 11, 2017
Last updated in NPPESNov 10, 2020
Certified by providerNov 10, 2020

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Family Practice (GA); Practitioner - Family Practice (TN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients288
Services billed2,419 across 40 procedure codes
Paid by Medicare$106,926

Part D prescriptions in 2024

Prescriptions (claims)8,122 · 20,643 30-day fills
Patients578
Total drug cost$1,001,963
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPennsylvania State University College of Medicine
Graduation year2016
Medicare specialtyFamily Practice

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,686 · 80 payments from 17 companies
  • 2024$1,007 · 43 payments from 12 companies

Top paying companies in 2025

CompanyAmountPayments
Pfizer Inc.$225.9515
Amgen Inc.$220.9613
Axsome Therapeutics, Inc.$157.783
Abbvie Inc.$150.3212
Glaxosmithkline, LLC.$143.358

What the 2025 payments were for

  • Food and Beverage$1,686 · 80 payments

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

Other Family Medicine, Adult Medicine providers in Ringgold

All Family Medicine, Adult Medicine providers in Georgia →