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Thomas J. Chowattukunnel, MD

NPI 1043292337ActiveIndividual· Ophthalmology· Marion, IN

Ophthalmology (MD) in Marion, Indiana, trained at Indiana University School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $86,426 for 444 claims, against $55,568 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 3 companies reporting payments in 2025, $57.14 in all, mostly food and beverage.

Overview

NPI1043292337
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedNov 14, 2005
Last updated in NPPESMar 20, 2021
Certified by providerMar 20, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Ophthalmology Primary207W00000X01036896AIN

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 (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients408
Services billed777 across 21 procedure codes
Paid by Medicare$55,568

Part D prescriptions in 2024

Prescriptions (claims)444 · 841 30-day fills
Patients195
Total drug cost$86,426
Generic share61% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIndiana University School of Medicine
Graduation year1987
Medicare specialtyOphthalmology

Medical groups

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$57.14 · 3 payments from 3 companies
  • 2024$24.02 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Bausch & Lomb Americas Inc.$23.731
Abbvie Inc.$17.451
Amgen Inc.$15.961

What the 2025 payments were for

  • Food and Beverage$57.14 · 3 payments

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

Other Ophthalmology providers in Marion

All Ophthalmology providers in Indiana →