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Athanasios George Marneris, D.O

NPI 1467866228ActiveIndividual· Ophthalmology· Olympia Fields, IL

Ophthalmology (D.O) in Olympia Fields, Illinois, trained at Mid West Medical College (class of 2014). In 2024 Medicare paid $252,480 for 721 patients, and Part D covered 1,389 of their prescriptions, 66% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 7 companies reporting payments in 2025, $234.57 in all, mostly food and beverage.

Overview

NPI1467866228
StatusActive
Entity typeIndividual
CredentialD.O
Sole proprietorYes
NPI issuedJun 19, 2014
Last updated in NPPESSep 11, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Ophthalmology Primary207W00000X036.150478IL

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 - Ophthalmology (CA); Practitioner - Ophthalmology (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients721
Services billed3,223 across 22 procedure codes
Paid by Medicare$252,480

Part D prescriptions in 2024

Prescriptions (claims)1,389 · 3,139 30-day fills
Patients430
Total drug cost$140,232
Generic share66% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMid West Medical College
Graduation year2014
Medicare specialtyOphthalmology

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$234.57 · 11 payments from 7 companies
  • 2024$16,220 · 35 payments from 12 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$234.57 · 11 payments

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

Other Ophthalmology providers in Olympia Fields

All Ophthalmology providers in Illinois →