Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sydney Sierras, RD

Individual provider Registered Dietitian · NPI 1669089744

Sydney Sierras, RD is a Registered Dietitian in Palo Alto, California. Licensed in California. Registered with an NPI since 2020.

Licensed in
CA
In the registry since
2020
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 86131458 (CA)

Record details

NPI number1669089744
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedSeptember 23, 2020
Last updated in NPPESJanuary 9, 2024
Certification dateJanuary 9, 2024

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