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Kathleen Frekko Farrell, M.D.

NPI 1033328430ActiveIndividual· Internal Medicine· Gaithersburg, MD

Internal Medicine (M.D.) in Gaithersburg, Maryland, trained at Georgetown University School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $132,198 for 1,476 claims, against $78,786 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 12 companies reporting payments in 2025, $284.30 in all, mostly food and beverage.

Overview

NPI1033328430
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedMay 22, 2007
Last updated in NPPESJul 31, 2012

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XD0061466MD

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 - Internal Medicine (DC); Practitioner - Internal Medicine (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients135
Services billed1,322 across 42 procedure codes
Paid by Medicare$78,786

Part D prescriptions in 2024

Prescriptions (claims)1,476 · 3,691 30-day fills
Patients137
Total drug cost$132,198
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Medical schoolGeorgetown University School of Medicine
Graduation year2000
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical group

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$284.30 · 14 payments from 12 companies
  • 2024$294.92 · 13 payments from 9 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$284.30 · 14 payments

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

Other Internal Medicine providers in Gaithersburg

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