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Diana Guerra
NPI 1255283685 · Nutritionist · San Mateo, CA
Diana Guerra is a Nutritionist provider in San Mateo, CA (NPI 1255283685).
Provider details
- NPI number
- 1255283685
- Entity type
- Individual
- Primary specialty
- NutritionistDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Basic profile(47/100 index)
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
3050 S Delaware St Ste 130
San Mateo, CA 94403-2394
Phone: (650) 319-8654
Street-level locationGet directions
Mailing address
3050 S Delaware St Ste 130
San Mateo, CA 94403-2394
Registry dates
- Enumerated
- 2026-02-10
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Diana Guerra's NPI number?
- Diana Guerra's National Provider Identifier (NPI) is 1255283685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Guerra's specialty?
- Diana Guerra is listed in the NPPES registry with a primary specialty of Nutritionist (Dietary & Nutritional Service Providers).
- Where is Diana Guerra located?
- Diana Guerra's practice location on file with NPPES is 3050 S Delaware St Ste 130, San Mateo, CA 94403-2394.
- What is Diana Guerra's phone number?
- The practice phone number listed in the NPPES registry for Diana Guerra is (650) 319-8654.
- Is Diana Guerra's NPI active?
- Yes — Diana Guerra's NPI (1255283685) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.