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John Michael Nicklas, MD

NPI 1801972864ActiveIndividual· Internal Medicine, Advanced Heart Failure and Transplant Cardiology· Ann Arbor, MI

Internal Medicine, Advanced Heart Failure and Transplant Cardiology (MD) in Ann Arbor, Michigan, trained at Johns Hopkins University School of Medicine (class of 1976). Their prescriptions cost Medicare Part D more than their services did: $1,105,252 for 2,527 claims, against $45,019 paid for services in 2024.

Overview

NPI1801972864
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 31, 2006
Last updated in NPPESJan 28, 2026
Certified by providerJan 28, 2026

Specialties and licenses

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Advanced Heart Failure and Transplant Cardiology (MI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients148
Services billed432 across 19 procedure codes
Paid by Medicare$45,019

Part D prescriptions in 2024

Prescriptions (claims)2,527 · 5,858 30-day fills
Patients224
Total drug cost$1,105,252
Generic share81% of claims

Medicare sources and data years

Education and affiliations

Medical schoolJohns Hopkins University School of Medicine
Graduation year1976
Medicare specialtyAdvanced Heart Failure And Transplant Cardiology
Secondary specialtiesCardiovascular Disease (Cardiology), Internal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

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