Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Isaac Diaz, MPH, LDN, CPT, CHES

Individual provider Registered Dietitian · NPI 1386402188

Isaac Diaz, MPH, LDN, CPT, CHES is a Registered Dietitian in Rancho Cucamonga, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2024
Specialties on file
2
What do these letters mean?
MPH — Master of Public Health
A graduate degree in population health.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

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Practice location Address checks out

6929 Valatta Pl
Rancho Cucamonga, CA 91701-8656
Phone: (909) 710-5794
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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 86265773 (CA)
Nutritionist Taxonomy 133N00000X

Record details

NPI number1386402188
Entity typeIndividual (Type 1)
GenderMale
Credentials MPH , LDN , CPT , CHES
Sole proprietorYes
NPI enumeratedMarch 7, 2024
Last updated in NPPESJuly 20, 2026
Certification dateJuly 20, 2026

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