IndividualActive
Mary Liang Feng, RD
NPI 1184268732 · Registered Dietitian · San Francisco, CA
Mary Liang Feng, RD is a Registered Dietitian provider in San Francisco, CA (NPI 1184268732).
Provider details
- NPI number
- 1184268732
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
- License
- 86151263 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(70/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
240 Shotwell St
San Francisco, CA 94110-1323
Phone: (415) 552-1013
Street-level locationGet directions
Mailing address
240 Shotwell St
San Francisco, CA 94110-1323
Additional practice locations (1)
- 4434 Mission StSan Francisco, CA 94112-1927Phone: (415) 406-1353
Registry dates
- Enumerated
- 2019-11-06
- Last updated
- 2019-11-06
Frequently asked questions
- What is Mary Liang Feng's NPI number?
- Mary Liang Feng's National Provider Identifier (NPI) is 1184268732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Liang Feng's specialty?
- Mary Liang Feng is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mary Liang Feng located?
- Mary Liang Feng's practice location on file with NPPES is 240 Shotwell St, San Francisco, CA 94110-1323.
- What is Mary Liang Feng's phone number?
- The practice phone number listed in the NPPES registry for Mary Liang Feng is (415) 552-1013.
- Is Mary Liang Feng's NPI active?
- Yes — Mary Liang Feng's NPI (1184268732) is active in the NPPES registry as of the last update on 2019-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.