What is Rebecca Hayes's NPI number?

Rebecca Hayes's National Provider Identifier (NPI) is 1235003492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Rebecca Hayes's specialty?

Rebecca Hayes is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Rebecca Hayes located?

Rebecca Hayes's practice location on file with NPPES is 425 California St Ste 1400, San Francisco, CA 94104-2116.

What is Rebecca Hayes's phone number?

The practice phone number listed in the NPPES registry for Rebecca Hayes is (212) 589-2700.

Is Rebecca Hayes's NPI active?

Yes — Rebecca Hayes's NPI (1235003492) is active in the NPPES registry as of the last update on 2025-10-01.

IndividualActive

Rebecca Hayes

NPI 1235003492 · Registered Dietitian · San Francisco, CA

Rebecca Hayes is a Registered Dietitian provider in San Francisco, CA (NPI 1235003492).

Provider details

NPI number: 1235003492
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Registered DietitianPrimary133V00000X
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

425 California St Ste 1400

San Francisco, CA 94104-2116

Phone: (212) 589-2700

Street-level locationGet directions

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Mailing address