# Chun J Chang, MD

Source: https://ourhealthnetwork.com/doctor/chun-chang-md-1003015462
NPI: 1003015462
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Chun J Chang, MD is a emergency medicine based in Anaheim, CA practicing at Anaheim Emergency Medical Group with NPI 1003015462.

## Profile

- Primary specialty: Emergency Medicine
- Credential: MD
- Gender: Male
- Medical school: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
- Graduation year: 2006
- NPI: 1003015462 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1003015462))

## Practice and contact

- Practice name: Anaheim Emergency Medical Group
- Address: 1111 W La Palma Ave, Anaheim, CA, 928012804
- Phone: (951) 898-0823
- Group practice size: 21 members

## CMS quality measures (MIPS)

- Overall MIPS final score: 94.63/100
- Quality category score: 76.68/100
- Improvement Activities score: 40.00/100
- Cost category score: 97.1443/100

Source: CMS Quality Payment Program. MIPS scores reflect Medicare provider performance on quality, cost, and care improvement measures.

## Insurance accepted (2 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Chun J Chang, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1003015462).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 5 disclosed payments from medical industry sources totaling approximately $198.

Largest disclosed payer: AstraZeneca Pharmaceuticals LP ($117 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Emergency Medicine doctors in ANAHEIM, CA](https://ourhealthnetwork.com/emergency-medicine/ca/anaheim)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1003015462)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)