Ellen Chiang, MD
NPI 1790425148 · Student in an Organized Health Care Education/Training Program · San Francisco, CA
Ellen Chiang, MD is a Student in an Organized Health Care Education/Training Program provider in San Francisco, CA (NPI 1790425148).
Provider details
- NPI number
- 1790425148
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
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
83% 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
- 2022-03-31
- Last updated
- 2022-03-31
- Certified
- 2022-03-31
Frequently asked questions
- What is Ellen Chiang's NPI number?
- Ellen Chiang's National Provider Identifier (NPI) is 1790425148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Chiang's specialty?
- Ellen Chiang is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Ellen Chiang located?
- Ellen Chiang's practice location on file with NPPES is 521 Parnassus Ave Fl 7, San Francisco, CA 94143-2206.
- What is Ellen Chiang's phone number?
- The practice phone number listed in the NPPES registry for Ellen Chiang is (415) 353-1529.
- Is Ellen Chiang's NPI active?
- Yes — Ellen Chiang's NPI (1790425148) is active in the NPPES registry as of the last update on 2022-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.