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Aaron Tzupeng Fang, M.D.

NPI 1003130030ActiveIndividual· Hospitalist· Renton, WA

Hospitalist (M.D.) with Valley Medical Group-Renton and 2 other groups, practicing in Renton, Washington. Their prescriptions cost Medicare Part D more than their services did: $173,057 for 2,225 claims, against $85,320 paid for services in 2024. Sk Life Science, Inc. reported $127.58 in payments in 2025, mostly food and beverage. Lists Valley Medical Center as a hospital affiliation.

Overview

NPI1003130030
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMar 19, 2010
Last updated in NPPESFeb 24, 2017

Specialties and licenses

TaxonomyCodeLicenseState
Hospitalist Primary208M00000XMD60383479WA
Internal Medicine207R00000XMD60383479WA

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 - Internal Medicine (WA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients289
Services billed1,006 across 20 procedure codes
Paid by Medicare$85,320

Part D prescriptions in 2024

Prescriptions (claims)2,225 · 2,317 30-day fills
Patients248
Total drug cost$173,057
Generic share83% of claims

Medicare sources and data years

Education and affiliations

Graduation year2010
Medicare specialtyInternal Medicine
Secondary specialtiesHospitalist

Medical groups

Hospital affiliation

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$127.58 · 2 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Sk Life Science, Inc.$127.582

What the 2025 payments were for

  • Food and Beverage$127.58 · 2 payments

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

Other Hospitalist providers in Renton

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