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

Individual provider Registered Dietitian · NPI 1205068343

Catherine J Diaz, MS, RD is a Registered Dietitian in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2009
What do these letters mean?
MS — Master of Science
A graduate science degree.
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

150 E Huron St Ste 900
Chicago, IL 60611-2946
Phone: (773) 834-2183
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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 164.004955 (IL)

Record details

NPI number1205068343
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , RD
Sole proprietorYes
NPI enumeratedAugust 21, 2009
Last updated in NPPESAugust 21, 2009

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