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Tiannan Wang, M.D.

NPI 1003229329ActiveIndividual· Pathology, Cytopathology· Los Angeles, CA

Pathology, Cytopathology (M.D.) with Usc Care Medical Group Inc, practicing in Los Angeles, California. Medicare paid $24,355 for services to 181 patients in 2024. Lists Keck Hospital of Usc as a hospital affiliation.

Overview

NPI1003229329
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJun 4, 2014
Last updated in NPPESAug 11, 2026
Certified by providerAug 11, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Pathology, Cytopathology Primary207ZC0500XA149981CA
Pathology, Anatomic Pathology & Clinical Pathology207ZP0102XA149981CA

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 - Pathology (CA); Practitioner - Pathology (PA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients181
Services billed704 across 20 procedure codes
Paid by Medicare$24,355

Medicare sources and data years

Education and affiliations

Graduation year2000
Medicare specialtyPathology

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

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