Nutritionists in San Mateo, CA
Browse 8 Nutritionist providers listed in NPPES with a practice address in San Mateo, California.
How San Mateo compares with the U.S.
8 active Nutritionists list a practice address in San Mateo, CA in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
None of the Nutritionists in San Mateo are listed in the CMS Medicare file.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.
Ligia Bianca Aker , CNS
Nutritionist
Aaron Davis , FDN
Nutritionist
Paige Francis
Nutritionist
Diana Marithe Guerra
Nutritionist
Jesse Martin
Nutritionist
Julene Montgomery , CNC
Nutritionist
Meghan Ullrich , NBC-HWC
Nutritionist
Sheena Williams , MPPD, CLE, DSS
Nutritionist
Frequently Asked Questions about Nutritionist in San Mateo
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.