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

MS. Roberta Ritter Spier, RDN

Individual provider Registered Dietitian · NPI 1871085449

MS. Roberta Ritter Spier, RDN is a Registered Dietitian OR Nutrition Professional in Palo Alto, California. Qualified in 2017, 9 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2018
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

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Practice location Address checks out

795 El Camino Real
Palo Alto, CA 94301-2302
Phone: (650) 853-2961
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 301 Industrial Rd, San Carlos, CA 94070-2603 — (408) 800-8841

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 86066331 (CA)

Record details

NPI number1871085449
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorYes
NPI enumeratedMay 30, 2018
Last updated in NPPESJune 12, 2020
Certification dateJune 12, 2020

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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