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Joy Kadyk Hallmark, MD

NPI 1437712205ActiveIndividual· Emergency Medicine· Chapel Hill, NC

Emergency Medicine (MD) with Riverview Hospital, practicing in Chapel Hill, North Carolina. 207 Medicare patients in 2024, $13,495 paid; nearly all of their 268 Part D prescriptions were generic (93%). Lists Riverview Health as a hospital affiliation.

Overview

NPI1437712205
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedApr 17, 2019
Last updated in NPPESMay 11, 2022
Certified by providerMay 11, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Emergency Medicine Primary207P00000X2022-00637NC
Student in an Organized Health Care Education/Training Program390200000X251424NC

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 (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients207
Services billed223 across 19 procedure codes
Paid by Medicare$13,495

Part D prescriptions in 2024

Prescriptions (claims)268 · 268 30-day fills
Patients199
Total drug cost$3,848
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Graduation year2019
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 Chapel Hill

All Emergency Medicine providers in North Carolina →