Sandy Cortez, RD CFT
NPI 1659400612 · Registered Dietitian · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandy Cortez, RD CFT is a Registered Dietitian provider in Walnut Creek, CA (NPI 1659400612).
Provider details
- NPI number
- 1659400612
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD CFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0958881 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
- Metabolic Nutrition Registered Dietitian133VN1006X
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Additional practice locations (1)
- 1646 Broadway StVallejo, CA 94590-2405Phone: (925) 289-8785Fax: (925) 407-2838
Registry dates
- Enumerated
- 2007-03-05
- Last updated
- 2022-07-21
Frequently asked questions
- What is Sandy Cortez's NPI number?
- Sandy Cortez's National Provider Identifier (NPI) is 1659400612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandy Cortez's specialty?
- Sandy Cortez is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sandy Cortez located?
- Sandy Cortez's practice location on file with NPPES is 1776 Ygnacio Valley Rd Ste 201, Walnut Creek, CA 94598-3125.
- What is Sandy Cortez's phone number?
- The practice phone number listed in the NPPES registry for Sandy Cortez is (925) 305-1919.
- Does Sandy Cortez accept Medicare?
- Sandy Cortez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandy Cortez's NPI active?
- Yes — Sandy Cortez's NPI (1659400612) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.