PROVIDER PROFILE · NPI 1578590899

G. Michael ChunM.D.

Diagnostic RadiologyIrvine, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

391

Unique beneficiaries

—

Total services

394

Distinct HCPCS

Medicare payment

$42K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — bottom quintile (cohort median 2,975).

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

No data available for this provider in 2024.

REFERRAL NETWORK

Where G. Michael Chun'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
Unilab Corporation Clinical Laboratory · West Hills, CA	83	171
MEDICAL SCIENCES LABORATORY INC.	44	92
Chin Kim Internal Medicine · Anaheim, CA	37	105
Elaheh Farshidi Internal Medicine · Anaheim, CA	16	34
Youssef Beshai Family Practice · Anaheim, CA	14	37

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