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

Jason Mark, RD

Individual provider Registered Dietitian · NPI 1477125201

Jason Mark, RD is a Registered Dietitian in South San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2021
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

1200 El Camino Real
South San Francisco, CA 94080-3208
Phone: (650) 742-2000
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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 86107639 (CA)

Record details

NPI number1477125201
Entity typeIndividual (Type 1)
GenderMale
Credentials RD
Sole proprietorYes
NPI enumeratedJuly 12, 2021
Last updated in NPPESJuly 12, 2021
Certification dateJuly 12, 2021

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