What is I-Wen Chang's specialty?

I-Wen Chang (NPI 1912034471) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Lawrenceville, GA.

Where does I-Wen Chang practice?

I-Wen Chang practices in Lawrenceville, GA, based on the location reported in the CMS Medicare provider datasets for NPI 1912034471.

How much does Medicare pay I-Wen Chang?

I-Wen Chang (NPI 1912034471) received approximately $50K in total Medicare Part B payments, serving 218 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912034471

I-Wen ChangM.D.

PRACTICENORTHSIDE HOSPITAL, INC.See all providers at this practice →

Hematology-OncologyLawrenceville, GAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

378

Unique beneficiaries

—

Total services

820

Distinct HCPCS

Medicare payment

$48K

Peer benchmark

Total Medicare services vs. 236 Hematology-Oncology providers in GA — below median (cohort median 1,046).

PRESCRIBING · PART D · 2024

Total Rx claims

1,281

Beneficiaries

—

Total drug cost

$4.5M

Distinct drugs

Brand share

44.4%

Top prescribed drugs

Ondansetron95 claims

Lenalidomide83 claims

Anastrozole57 claims

Tamoxifen Citrate54 claims

Gabapentin51 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Education$46

Top paying entities

Food and Beverage$2K

Education$46

REFERRAL NETWORK

Where I-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). 58 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
James Atkins Hematology-Oncology · Winston Salem, NC	376	2,640
Jason Boyd Hematology-Oncology · Goldsboro, NC	345	2,394
Kevin Cregan Diagnostic Radiology · Goldsboro, NC	173	563
ARNDER, LANCE	155	399
Brian Munro Diagnostic Radiology · Goldsboro, NC	143	399
SOLSTAS LAB PARTNERS GROUP LLC	99	405
Gordon Mcdevitt Diagnostic Radiology · Clinton, NC	90	255
GOBIEN, ROLF	78	174
Wayne County Ems Ambulance Service Provider · Goldsboro, NC	57	153
Paul Viser Internal Medicine · Clinton, NC	47	159
J. Gupta Specialist · Goldsboro, NC	47	123
Waheed Akhtar Cardiology · Goldsboro, NC	42	176

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