What is Chen Chang's specialty?

Chen Chang (NPI 1083655054) is a Medicare-billing provider whose primary specialty is Pathology in Madison, WI.

Where does Chen Chang practice?

Chen Chang practices in Madison, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1083655054.

How much does Medicare pay Chen Chang?

Chen Chang (NPI 1083655054) received approximately $83K in total Medicare Part B payments, serving 1,234 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1083655054

Chen ChangMD

PathologyMadison, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,863

Unique beneficiaries

—

Total services

3,075

Distinct HCPCS

Medicare payment

$82K

Peer benchmark

Total Medicare services vs. 270 Pathology providers in WI — top quintile (cohort median 1,277).

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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Chen 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). 18 inbound referrers · 65 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SSM HEALTH CARE OF WISCONSIN, INC.	129	183
SSM HEALTH CARE OF WISCONSIN INC	40	95
SSM HEALTH CARE OF WISCONSIN, INC.	32	48
UPLAND HILLS HEALTH, INC.	26	72
Douglas Kitchin Diagnostic Radiology · Madison, WI	22	25
Billie Kontny General Surgery · Fort Atkinson, WI	18	51
Shawyon Shadman Diagnostic Radiology · Madison, WI	17	23
Jeffrey Klein Diagnostic Radiology · Madison, WI	17	19
DIVINE SAVIOR HEALTHCARE, INC.	15	30
EDGERTON HOSPITAL AND HEALTH SERVICES INC.	14	31
Christopher Wedding Diagnostic Radiology · Madison, WI	14	23
Brian Bachhuber Cardiology · Madison, WI	13	15

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SSM HEALTH CARE OF WISCONSIN, INC.	461	588
FORT HEALTHCARE, INC.	128	324
Dean Health Systems, Inc. Ambulatory Surgical Center · Madison, WI	121	125
SSM HEALTH CARE OF WISCONSIN INC	46	111
SSM HEALTH CARE OF WISCONSIN, INC.	39	50
Robert Glinert Dermatology · Fort Atkinson, WI	35	93
UPLAND HILLS HEALTH, INC.	35	89
Sean Shannahan Diagnostic Radiology · Madison, WI	27	32
Sarah Enz Dermatology · Tucson, AZ	27	56
William Ehrhardt Gastroenterology · Coon Rapids, MN	26	51
Sarah Motl Physician Assistant · Dodgeville, WI	26	46
Douglas Kitchin Diagnostic Radiology · Madison, WI	24	35

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