Rachel Chang, MD
NPI 1891435939 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Chang, MD is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1891435939).
Provider details
- NPI number
- 1891435939
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A187604 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-29
- Last updated
- 2025-09-30
- Certified
- 2025-09-30
Frequently asked questions
- What is Rachel Chang's NPI number?
- Rachel Chang's National Provider Identifier (NPI) is 1891435939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Chang's specialty?
- Rachel Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rachel Chang located?
- Rachel Chang's practice location on file with NPPES is 1450 San Pablo St Ste 3000, Los Angeles, CA 90033-5332.
- What is Rachel Chang's phone number?
- The practice phone number listed in the NPPES registry for Rachel Chang is (323) 442-8415.
- Does Rachel Chang accept Medicare?
- Rachel Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Chang's NPI active?
- Yes — Rachel Chang's NPI (1891435939) is active in the NPPES registry as of the last update on 2025-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.