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John D. Nicolas, MD

NPI 1417940917ActiveIndividual· Internal Medicine· Chicago, IL

Internal Medicine (MD) in Chicago, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $413,513 for 6,364 claims, against $165,748 paid for services in 2024. Boston Scientific Corporation reported $28.78 in payments in 2024, mostly food and beverage.

Overview

NPI1417940917
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedAug 30, 2005
Last updated in NPPESMay 16, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X036077725IL

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 - Internal Medicine (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients473
Services billed1,838 across 31 procedure codes
Paid by Medicare$165,748

Part D prescriptions in 2024

Prescriptions (claims)6,364 · 16,686 30-day fills
Patients577
Total drug cost$413,513
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Medical schoolLoyola University of Chicago, Stritch School of Medicine
Graduation year1987
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$28.78 · 1 payment from 1 company

Top paying companies in 2024

CompanyAmountPayments
Boston Scientific Corporation$28.781

What the 2024 payments were for

  • Food and Beverage$28.78 · 1 payment

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

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