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

Katherine Anne Grubiak, RD

Individual provider Registered Dietitian · NPI 1316153810

Katherine Anne Grubiak, RD is a Registered Dietitian in Los Angeles, California. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

5701 S Hoover St
Los Angeles, CA 90037-4045
Phone: (323) 541-1600
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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 861538 (IL)

Record details

NPI number1316153810
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedMay 14, 2007
Last updated in NPPESFebruary 14, 2008

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