Yan-Yang Feng, MD,PHD
NPI 1467390617 · Student in an Organized Health Care Education/Training Program · Palo Alto, CA
Yan-Yang Feng, MD,PHD is a Student in an Organized Health Care Education/Training Program provider in Palo Alto, CA (NPI 1467390617).
Provider details
- NPI number
- 1467390617
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD,PHD
- Sex
- Male
- 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
Under 1 yr in 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
- 2026-03-21
- Last updated
- 2026-03-21
- Certified
- 2026-03-21
Frequently asked questions
- What is Yan-Yang Feng's NPI number?
- Yan-Yang Feng's National Provider Identifier (NPI) is 1467390617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yan-Yang Feng's specialty?
- Yan-Yang Feng 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 Yan-Yang Feng located?
- Yan-Yang Feng's practice location on file with NPPES is 401 Quarry Rd, Palo Alto, CA 94304-1419.
- What is Yan-Yang Feng's phone number?
- The practice phone number listed in the NPPES registry for Yan-Yang Feng is (650) 725-5591.
- Is Yan-Yang Feng's NPI active?
- Yes — Yan-Yang Feng's NPI (1467390617) is active in the NPPES registry as of the last update on 2026-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.