What is Tsang Lau's specialty?

Tsang Lau (NPI 1700100732) is a Medicare-billing provider whose primary specialty is Internal Medicine in Orange, CA.

Where does Tsang Lau practice?

Tsang Lau practices in Orange, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1700100732.

How much does Medicare pay Tsang Lau?

Tsang Lau (NPI 1700100732) received approximately $63K in total Medicare Part B payments, serving 169 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1700100732

Tsang LauM.D.

Internal MedicineOrange, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

289

Unique beneficiaries

—

Total services

538

Distinct HCPCS

Medicare payment

$50K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

211

Beneficiaries

—

Total drug cost

$18K

Distinct drugs

Brand share

35.5%

Top prescribed drugs

Furosemide31 claims

Apixaban23 claims

Atorvastatin Calcium23 claims

Prednisone21 claims

Levofloxacin21 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 Tsang Lau'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
New York City Health And Hospitals Corporation Ambulance Service Provider · Brooklyn, NY	54	167
TC AMBULANCE CORPORATION	26	107
Jonathan Trambert Diagnostic Radiology · Bronx, NY	21	143
Vineet Jain Diagnostic Radiology · Bronx, NY	19	113
TRANSCARE NEW YORK, INC.	19	39
Karen Sperling Diagnostic Radiology · Bronx, NY	18	103
Inessa Goldman Diagnostic Radiology · Bronx, NY	15	91
LEVINE, ELISHEVA	14	215
Valentyna Goloborodko Internal Medicine · New York, NY	13	99
Cristina Gonzalez Hospitalist · Bronx, NY	12	131
Viktoriya Paroder Diagnostic Radiology · New York, NY	12	36
Judah Goldschmiedt Diagnostic Radiology · Newark, NJ	12	48

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