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Linda P. Hsu, MD

NPI 1679682876ActiveIndividual· Internal Medicine, Geriatric Medicine· Downey, CA

Internal Medicine, Geriatric Medicine (MD) with Dr. Linda Hsu A Professional Corporation, practicing in Downey, California. Their prescriptions cost Medicare Part D more than their services did: $1,517,036 for 13,561 claims, against $253,215 paid for services in 2024. Abbott Laboratories was the largest of 13 companies reporting payments in 2025, $912.19 in all, mostly food and beverage. Lists Memorialcare Long Beach Medical Center and 3 other hospitals as hospital affiliations.

Overview

NPI1679682876
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedAug 30, 2006
Last updated in NPPESMar 27, 2025
Certified by providerMar 27, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Geriatric Medicine Primary207RG0300XA77291CA

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 patients506
Services billed2,900 across 12 procedure codes
Paid by Medicare$253,215

Part D prescriptions in 2024

Prescriptions (claims)13,561 · 23,848 30-day fills
Patients746
Total drug cost$1,517,036
Generic share83% of claims

Medicare sources and data years

Education and affiliations

Graduation year1998
Medicare specialtyInternal Medicine
Secondary specialtiesGeriatric Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$912.19 · 33 payments from 13 companies
  • 2024$319.95 · 11 payments from 3 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$869.69 · 32 payments
  • Education$42.50 · 1 payment

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