What is Eugene Koay's specialty?

Eugene Koay (NPI 1699011924) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Houston, TX.

Where does Eugene Koay practice?

Eugene Koay practices in Houston, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1699011924.

How much does Medicare pay Eugene Koay?

Eugene Koay (NPI 1699011924) received approximately $76K in total Medicare Part B payments, serving 123 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1699011924

Eugene KoayM.D., PH.D.

Radiation OncologyHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

425

Unique beneficiaries

—

Total services

932

Distinct HCPCS

Medicare payment

$63K

Peer benchmark

Total Medicare services vs. 329 Radiation Oncology providers in TX — below median (cohort median 1,836).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.3

Quality

70.8

Cost

67.6

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.39%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$210

Payment records

By payment type

Travel and Lodging$204

Food and Beverage$6

Top paying entities

Travel and Lodging$204

Food and Beverage$6

REFERRAL NETWORK

Where Eugene Koay'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF TEXAS M. D. ANDERSON CANCER CENTER	82	1,287
Prajnan Das Radiation Oncology · Houston, TX	37	451
Christopher Crane Radiation Oncology · New York, NY	30	492
Usama Mahmood Radiation Oncology · Fountain Valley, CA	27	170
Sunil Krishnan Radiation Oncology · Houston, TX	13	261

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