PROVIDER PROFILE · NPI 1346217718

William LouiM.D.

Hematology-OncologyHonolulu, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

683

Unique beneficiaries

—

Total services

1,434

Distinct HCPCS

Medicare payment

$108K

Peer benchmark

Total Medicare services vs. 24 Hematology-Oncology providers in HI — above median (cohort median 930).

PRESCRIBING · PART D · 2024

Total Rx claims

790

Beneficiaries

—

Total drug cost

$2.2M

Distinct drugs

Brand share

34.7%

Top prescribed drugs

Tamoxifen Citrate96 claims

Anastrozole60 claims

Hydroxyurea59 claims

Enzalutamide49 claims

Letrozole46 claims

QUALITY · MIPS · 2024

Final MIPS score

84.0

Quality

84.7

Cost

71.1

Improvement activities

40.0

Promoting interop.

89.0

Payment adjustment

0.38%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$1K

Education$420

REFERRAL NETWORK

Where William Loui'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). 17 inbound referrers · 27 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	141	894
THE QUEEN'S MEDICAL CENTER	104	966
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	88	931
PALI MOMI MEDICAL CENTER	48	202
Kristen Nagata Diagnostic Radiology · Honolulu, HI	27	73
Arnold Yee Medical Oncology · Honolulu, HI	26	151
Michelle Miyashiro Hematology-Oncology · Honolulu, HI	17	473
Clayton Yamada Diagnostic Radiology · Honolulu, HI	15	153
Tae Rho Diagnostic Radiology · Honolulu, HI	15	77
Ryan Matsuo Interventional Radiology · Honolulu, HI	15	133
Randy Lau Diagnostic Radiology · Honolulu, HI	14	51
David Tamura Hematology-Oncology · Honolulu, HI	13	240

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	109	610
THE QUEEN'S MEDICAL CENTER	81	663
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	60	494
PALI MOMI MEDICAL CENTER	29	99
Arnold Yee Medical Oncology · Honolulu, HI	23	157
Eric Trevino Diagnostic Radiology · Houston, TX	21	80
Melvin Palalay Hematology-Oncology · Honolulu, HI	21	536
Darren Lum Diagnostic Radiology · Stanford, CA	21	102
Erin Capps Diagnostic Radiology · Honolulu, HI	20	144
STRAUB CLINIC & HOSPITAL	20	79
Chuong Nguyen Diagnostic Radiology · Honolulu, HI	19	147
Craig Hamasaki Diagnostic Radiology · Honolulu, HI	18	123

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