PROVIDER PROFILE · NPI 1649278599

Rex ManayanM.D.

General SurgeryOntario, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

733

Unique beneficiaries

—

Total services

2,142

Distinct HCPCS

Medicare payment

$895K

Peer benchmark

Total Medicare services vs. 1,763 General Surgery providers in CA — top quintile (cohort median 269).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$111

Payment records

By payment type

Food and Beverage$111

REFERRAL NETWORK

Where Rex Manayan'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CRITTENDEN COUNTY HOSPITAL	56	352
James Clark Diagnostic Radiology · Hopkinsville, KY	32	98
FAMILY PRACTICE CLINIC PSC	22	153
Cyrus Chapman Diagnostic Radiology · Hopkinsville, KY	21	74
CRITTENDEN COUNTY HOSPITAL	21	243
BURKHART, STEPHEN	19	256
Joseph Drawdy Nurse Practitioner · Salem, KY	17	161
Jonathan Maddux Family Practice · Marion, KY	13	94
JAMES, GARY	12	110
LENNINGTON, WAYNE	11	24

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