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Vivian Cruz Nanagas, M.D.

NPI 1285977033ActiveIndividual· Allergy & Immunology· Zionsville, IN

Allergy & Immunology (M.D.) in Zionsville, Indiana, trained at Wright State University Boonshoft School of Medicine (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $386,088 for 1,032 claims, against $192,317 paid for services in 2024.

Overview

NPI1285977033
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMar 30, 2013
Last updated in NPPESJul 12, 2019

Specialties and licenses

TaxonomyCodeLicenseState
Allergy & Immunology Primary207K00000XPENDINGIN

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 - Allergy/Immunology (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients120
Services billed8,739 across 27 procedure codes
Paid by Medicare$192,317

Part D prescriptions in 2024

Prescriptions (claims)1,032 · 1,566 30-day fills
Patients151
Total drug cost$386,088
Generic share60% of claims

Medicare sources and data years

Education and affiliations

Medical schoolWright State University Boonshoft School of Medicine
Graduation year2013
Medicare specialtyAllergy/Immunology

Medical group

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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