PROVIDER PROFILE · NPI 1568576445

Maggie ChauDO

Internal MedicineSan Jose, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

178

Unique beneficiaries

—

Total services

330

Distinct HCPCS

Medicare payment

$22K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

10,356

Beneficiaries

—

Total drug cost

$1.0M

Distinct drugs

123

Brand share

18.8%

Top prescribed drugs

Atorvastatin Calcium1,246 claims

Losartan Potassium678 claims

Metoprolol Succinate673 claims

Amlodipine Besylate540 claims

Metformin Hcl468 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Education$35

Top paying entities

Food and Beverage$2K

Education$35

REFERRAL NETWORK

Where Maggie Chau'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SAN JOSE HEALTHCARE SYSTEM, L.P.	72	276
Danny Luong Ophthalmology · San Jose, CA	25	56
Conway Lien Diagnostic Radiology · Stanford, CA	24	79
Keith Kwok Diagnostic Radiology · Tracy, CA	18	63
Thomas Lei Pulmonary Disease · San Jose, CA	14	78
Jinjian Chen Physical Therapist in Private Practice · San Jose, CA	11	79

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