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Trudy Theiss, RD
NPI 1821223652 · Registered Dietitian · San Francisco, CA
Trudy Theiss, RD is a Registered Dietitian provider in San Francisco, CA (NPI 1821223652).
Provider details
- NPI number
- 1821223652
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
3700 California St
San Francisco, CA 94118-1618
Phone: (415) 600-6411
Fax: (415) 600-1945
Street-level locationGet directions
Mailing address
Po Box 254947
Sacramento, CA 95865-4947
Registry dates
- Enumerated
- 2009-05-22
- Last updated
- 2009-05-22
Frequently asked questions
- What is Trudy Theiss's NPI number?
- Trudy Theiss's National Provider Identifier (NPI) is 1821223652, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trudy Theiss's specialty?
- Trudy Theiss is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Trudy Theiss located?
- Trudy Theiss's practice location on file with NPPES is 3700 California St, San Francisco, CA 94118-1618.
- What is Trudy Theiss's phone number?
- The practice phone number listed in the NPPES registry for Trudy Theiss is (415) 600-6411.
- Is Trudy Theiss's NPI active?
- Yes — Trudy Theiss's NPI (1821223652) is active in the NPPES registry as of the last update on 2009-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.