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Fotini Maria Chalkias, M.D.

NPI 1518065317ActiveIndividual· Internal Medicine, Cardiovascular Disease· Austin, TX

Internal Medicine, Cardiovascular Disease (M.D.) in Austin, Texas, trained at State University of New York at Stony Brook, School of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $2,126,095 for 13,725 claims, against $271,441 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 11 companies reporting payments in 2025, $412.71 in all, mostly food and beverage.

Overview

NPI1518065317
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedSep 20, 2006
Last updated in NPPESMar 21, 2023
Certified by providerMar 21, 2023

Specialties and licenses

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 - Cardiovascular Disease (Cardiology) (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients776
Services billed5,575 across 29 procedure codes
Paid by Medicare$271,441

Part D prescriptions in 2024

Prescriptions (claims)13,725 · 32,624 30-day fills
Patients1,340
Total drug cost$2,126,095
Generic share85% of claims

Medicare sources and data years

Education and affiliations

Medical schoolState University of New York at Stony Brook, School of Medicine
Graduation year1997
Medicare specialtyCardiovascular Disease (Cardiology)

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$412.71 · 20 payments from 11 companies
  • 2024$66.06 · 3 payments from 3 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$412.71 · 20 payments

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

Other cardiologists in Austin

All 87 cardiologists in Austin · All cardiologists in Texas