What is Karleung Siu's specialty?

Karleung Siu (NPI 1649417437) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Teaneck, NJ.

Where does Karleung Siu practice?

Karleung Siu practices in Teaneck, NJ, based on the location reported in the CMS Medicare provider datasets for NPI 1649417437.

How much does Medicare pay Karleung Siu?

Karleung Siu (NPI 1649417437) received approximately $352K in total Medicare Part B payments, serving 393 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649417437

Karleung SiuM.D.

Hematology-OncologyTeaneck, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,123

Unique beneficiaries

—

Total services

4,434

Distinct HCPCS

Medicare payment

$185K

Peer benchmark

Total Medicare services vs. 301 Hematology-Oncology providers in NJ — above median (cohort median 3,501).

PRESCRIBING · PART D · 2024

Total Rx claims

1,053

Beneficiaries

—

Total drug cost

$2.6M

Distinct drugs

Brand share

40.7%

Top prescribed drugs

Anastrozole151 claims

Apixaban98 claims

Ruxolitinib Phosphate52 claims

Prednisone48 claims

Gabapentin45 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Karleung Siu'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HOLY NAME MEDICAL CENTER INC.	250	3,136
Giuseppe Condemi Hematology-Oncology · New York, NY	116	1,208
James Park Diagnostic Radiology · Teaneck, NJ	63	418
Tae Park Emergency Medicine · Manhasset, NY	36	162
Alan Gerstel Emergency Medicine · Teaneck, NJ	30	216
ENGLEWOOD HOSPITAL AND MEDICAL CENTER	28	149
Holy Name Ems Ambulance Service Provider · Teaneck, NJ	26	97
Neogenomics Laboratories Inc Clinical Laboratory · Ramsey, NJ	25	253
Islam Elfayoumi Internal Medicine · Passaic, NJ	21	342
Drew Olsen Pathology · Suffern, NY	21	123
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	19	58
John Koliopoulos Emergency Medicine · Berkeley Heights, NJ	18	72

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