Eric Chang, M.D.
NPI 1306930342 · Radiation Oncology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Chang, M.D. is a Radiation Oncology Physician provider in Los Angeles, CA (NPI 1306930342).
Provider details
- NPI number
- 1306930342
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- K8726 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,848 across 22 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2023-11-27
- Certified
- 2020-08-24
Frequently asked questions
- What is Eric Chang's NPI number?
- Eric Chang's National Provider Identifier (NPI) is 1306930342, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Chang's specialty?
- Eric Chang is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Chang located?
- Eric Chang's practice location on file with NPPES is 1441 Eastlake Ave, Los Angeles, CA 90089-0112.
- What is Eric Chang's phone number?
- The practice phone number listed in the NPPES registry for Eric Chang is (323) 865-3050.
- Does Eric Chang accept Medicare?
- Eric Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Chang's NPI active?
- Yes — Eric Chang's NPI (1306930342) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.