PROVIDER PROFILE · NPI 1669669164

John ChangM.D.

Diagnostic RadiologyGilbert, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,049

Unique beneficiaries

—

Total services

3,605

Distinct HCPCS

Medicare payment

$134K

Peer benchmark

Total Medicare services vs. 621 Diagnostic Radiology providers in AZ — below median (cohort median 4,389).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

83.7

Quality

65.0

Cost

69.9

Improvement activities

40.0

Promoting interop.

98.0

Payment adjustment

0.37%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$660

Payment records

By payment type

Travel and Lodging$660

REFERRAL NETWORK

Where John 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). 45 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NPI 1316992407	57	77
Andrew Price Diagnostic Radiology · Gilbert, AZ	56	105
Donald Schomer Diagnostic Radiology · Houston, TX	55	66
Kevin Mccabe Pathology · Tempe, AZ	49	65
Amir Etemad Internal Medicine · Gilbert, AZ	44	85
Javier Munoz Hematology-Oncology · Phoenix, AZ	41	140
Vilert Loving Diagnostic Radiology · New Orleans, LA	39	45
LANAUZE, PHILIPPE	37	97
Joseph Mashni Urology · Gilbert, AZ	36	136
Jignesh Patel Diagnostic Radiology · Phoenix, AZ	34	44
Vidyasagargoud Marupakula Hospitalist · Matthews, NC	33	53
Jade Homsi Medical Oncology · Syracuse, NY	33	135

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