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John K. Liu, MD

NPI 1194739797ActiveIndividual· Physical Medicine & Rehabilitation· Huntington Park, CA

Physical Medicine & Rehabilitation (MD) in Huntington Park, California, trained at University of California, Irvine, California College of Medicine (class of 1993). In 2024 Medicare paid $797,415 for 949 patients, and Part D covered 12,355 of their prescriptions, 87% of them generic. Otsuka America Pharmaceutical, Inc. was the largest of 2 companies reporting payments in 2025, $53.88 in all, mostly food and beverage.

Overview

NPI1194739797
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedJul 28, 2006
Last updated in NPPESSep 26, 2025
Certified by providerSep 26, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Physical Medicine & Rehabilitation Primary208100000XA65778CA
Internal Medicine207R00000XA65778CA

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 - Internal Medicine (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients949
Services billed9,025 across 13 procedure codes
Paid by Medicare$797,415

Part D prescriptions in 2024

Prescriptions (claims)12,355 · 12,795 30-day fills
Patients540
Total drug cost$792,329
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of California, Irvine, California College of Medicine
Graduation year1993
Medicare specialtyInternal Medicine
Secondary specialtiesPhysical Medicine And Rehabilitation

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$53.88 · 2 payments from 2 companies
  • 2024$317.85 · 5 payments from 5 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$53.88 · 2 payments

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

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