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Mark A. Hlava, MD

NPI 1821048224ActiveIndividual· Emergency Medicine· Summit, WI

Emergency Medicine (MD) in Summit, Wisconsin, trained at Medical College of Wisconsin (class of 1991). 182 Medicare patients in 2024, $17,289 paid; nearly all of their 115 Part D prescriptions were generic (90%).

Overview

NPI1821048224
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 10, 2006
Last updated in NPPESOct 2, 2023
Certified by providerOct 2, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Emergency Medicine Primary207P00000X33391WI

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 - Emergency Medicine (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients182
Services billed281 across 12 procedure codes
Paid by Medicare$17,289

Part D prescriptions in 2024

Prescriptions (claims)115 · 119 30-day fills
Patients75
Total drug cost$6,708
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMedical College of Wisconsin
Graduation year1991
Medicare specialtyEmergency Medicine

Medical group

Hospital affiliation

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

Other Emergency Medicine providers in Summit

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