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

Margaret Matzinger, RD

Individual provider Registered Dietitian · NPI 1467119685

Margaret Matzinger, RD is a Registered Dietitian in Sunnyvale, 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.

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Practice location Address checks out

151 Charles St
Sunnyvale, CA 94086-6062
Phone: (408) 598-0099
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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 86144750 (CA)

Record details

NPI number1467119685
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedNovember 22, 2021
Last updated in NPPESNovember 24, 2021
Certification dateNovember 24, 2021

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