What is Wendy Chang's specialty?

Wendy Chang (NPI 1225255763) is a Medicare-billing provider whose primary specialty is Geriatric Medicine in Los Angeles, CA.

Where does Wendy Chang practice?

Wendy Chang practices in Los Angeles, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1225255763.

How much does Medicare pay Wendy Chang?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Wendy Chang (NPI 1225255763) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1225255763

Wendy Chang

PRACTICEKAISER PERMANENTE LOS ANGELESSee all providers at this practice →

Geriatric MedicineLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

1,440

Beneficiaries

—

Total drug cost

$133K

Distinct drugs

Brand share

24.2%

Top prescribed drugs

Potassium Chloride113 claims

Atorvastatin Calcium91 claims

Amlodipine Besylate72 claims

Enoxaparin Sodium59 claims

Apixaban58 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Wendy Chang'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). 3 inbound referrers · 1 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	41	105
Susan Wang Family Medicine · Los Angeles, CA	15	33
Jeegar Rana Geriatric Medicine · Los Angeles, CA	14	32

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	19	26

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