PROVIDER PROFILE · NPI 1598722944

Brian ChangM.D.

PathologyGeneva, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

366

Unique beneficiaries

—

Total services

634

Distinct HCPCS

Medicare payment

$18K

Peer benchmark

Total Medicare services vs. 512 Pathology providers in IL — bottom quintile (cohort median 1,607).

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 Brian Chang'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). 35 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DELNOR COMMUNITY HOSPITAL	348	683
CENTRAL DUPAGE HOSPITAL ASSOCIATION	85	128
Kiran Talanki Diagnostic Radiology · Geneva, IL	54	87
John Kefer Internal Medicine · Geneva, IL	48	90
Kurt Williams Internal Medicine · Geneva, IL	39	68
HEWELL, CHARLES	37	39
James Hunter Anesthesiology · Geneva, IL	30	31
Michael Withall Certified Registered Nurse Anesthetist (CRNA) · Joliet, IL	30	38
William Mackin Interventional Cardiology · Geneva, IL	29	36
Scott Mckay Physician Assistant · Geneva, IL	29	47
David Morawski Orthopedic Surgery · Geneva, IL	29	120
POLEK, WAYNE	28	30

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