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

Tammy Petrossian, RD, CSP, CNSD

Individual provider Registered Dietitian · NPI 1811210511

Tammy Petrossian, RD, CSP, CNSD is a Registered Dietitian in Exeter, California. Licensed in California. Registered with an NPI since 2010.

Licensed in
CA
In the registry since
2010
Specialties on file
2
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

1014 San Juan Ave
Exeter, CA 93221-1312
Phone: (559) 592-7360
Fax: (559) 592-5629
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Nutrition Registered Dietitian (primary) Taxonomy 133VN1004X · Licence 816014 (CA)
Registered Dietitian Taxonomy 133V00000X · Licence 816014 (CA)

Record details

NPI number1811210511
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , CSP , CNSD
Sole proprietorNo
NPI enumeratedMarch 9, 2010
Last updated in NPPESMarch 9, 2010