PROVIDER PROFILE · NPI 1629084579

Shih-Wen ChangMD

Pulmonary DiseaseWest Allis, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

163

Unique beneficiaries

—

Total services

263

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 192 Pulmonary Disease providers in WI — bottom quintile (cohort median 693).

PRESCRIBING · PART D · 2024

Total Rx claims

145

Beneficiaries

—

Total drug cost

$59K

Distinct drugs

Brand share

91.0%

Top prescribed drugs

Fluticasone/Umeclidin/Vilanter50 claims

Albuterol Sulfate41 claims

Fluticasone/Vilanterol16 claims

Fluticasone Propion/Salmeterol13 claims

Montelukast Sodium13 claims

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 Shih-Wen 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). 72 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Michael Hutchinson Diagnostic Radiology · Aurora, IL	157	417
GIBSON, DAVID	144	473
RIFENBURG, NANCY	127	350
James Studlo Diagnostic Radiology · Aurora, IL	122	370
Nicholas Kennedy Interventional Radiology · Kamuela, HI	115	338
Paul Nguyen Cardiology · Sycamore, IL	105	427
Ridge Ambulance Service Inc Ambulance Service Provider · Montgomery, IL	97	271
Aparna Vootkur Diagnostic Radiology · Aurora, IL	94	234
Sandy Kwak Diagnostic Radiology · Aurora, IL	92	229
WALLACE, DAVID	75	188
Brent Fonner Diagnostic Radiology · Aurora, IL	67	167
Manav Salwan Internal Medicine · Sycamore, IL	67	651

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