What is Linda Hsu's specialty?

Linda Hsu (NPI 1679682876) is a Medicare-billing provider whose primary specialty is Internal Medicine in Downey, CA.

Where does Linda Hsu practice?

Linda Hsu practices in Downey, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1679682876.

How much does Medicare pay Linda Hsu?

Linda Hsu (NPI 1679682876) received approximately $253K in total Medicare Part B payments, serving 506 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1679682876

Linda HsuMD

Internal MedicineDowney, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

904

Unique beneficiaries

—

Total services

2,875

Distinct HCPCS

Medicare payment

$251K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

12,670

Beneficiaries

—

Total drug cost

$1.3M

Distinct drugs

181

Brand share

23.4%

Top prescribed drugs

Atorvastatin Calcium818 claims

Amlodipine Besylate590 claims

Losartan Potassium477 claims

Pantoprazole Sodium414 claims

Levothyroxine Sodium391 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

73.9

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$912

Payment records

By payment type

Food and Beverage$870

Education$43

Top paying entities

Food and Beverage$870

Education$43

REFERRAL NETWORK

Where Linda Hsu's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA IRVINE	350	1,177
Unilab Corporation Clinical Laboratory · West Hills, CA	101	397
SIMMONS, TIMOTHY	38	300
AMERICARE MEDSERVICES INC.	37	161
James Ziegenbein Infectious Disease · Downey, CA	34	239
Alfred Yamamoto Pathology · Lakewood, CA	31	99
Ankit Patel Diagnostic Radiology · Orange, CA	28	148
NPI 1255335535	26	88
Martin Schwartz Diagnostic Radiology · Los Angeles, CA	23	105
Randy Fanous Diagnostic Radiology · San Diego, CA	22	121
Emergency Ambulance Service Inc Ambulance Service Provider · Brea, CA	21	57
Bradley Hatfield Diagnostic Radiology · Mission Hills, CA	20	123

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events