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

Margaret Diaz, RDN

Individual provider Renal Nutrition Registered Dietitian · NPI 1720708241

Margaret Diaz, RDN is a Renal Nutrition Registered Dietitian in Pomona, California. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Practice location Address checks out

2111 N Garey Ave
Pomona, CA 91767-2328
Phone: (909) 596-9997
Show map & directions

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

Specialties & licences

Renal Nutrition Registered Dietitian (primary) Taxonomy 133VN1005X

Record details

NPI number1720708241
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedSeptember 2, 2022
Last updated in NPPESSeptember 2, 2022
Certification dateSeptember 2, 2022