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Mark R. Ottolin, M.D.

NPI 1265525729ActiveIndividual· Internal Medicine, Cardiovascular Disease· Naperville, IL

Internal Medicine, Cardiovascular Disease (M.D.) in Naperville, Illinois, licensed in IL, with an NPI issued in October 2006. Part D covered 215 prescriptions written in 2024, 93% of them generic. Janssen Pharmaceuticals, Inc reported $14.96 in payments in 2024, mostly food and beverage.

Overview

NPI1265525729
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedOct 2, 2006
Last updated in NPPESSep 24, 2021
Certified by providerSep 24, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Cardiovascular Disease Primary207RC0000X036-064112IL

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) (IL)

Part D prescriptions in 2024

Prescriptions (claims)215 · 564 30-day fills
Patients116
Total drug cost$16,557
Generic share93% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2024$14.96 · 1 payment from 1 company

Top paying companies in 2024

CompanyAmountPayments
Janssen Pharmaceuticals, Inc$14.961

What the 2024 payments were for

  • Food and Beverage$14.96 · 1 payment

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

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