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

Individual provider Clinical Social Worker · NPI 1831297886

MS. Bonnie L Derby, LCSW is a Clinical Social Worker in Sioux City, Iowa. Licensed in Colorado and Iowa. Registered with an NPI since 2006.

Licensed in
CO, IA
In the registry since
2006
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

3002 Nordic Ct
Sioux City, IA 51104-2840
Phone: (712) 253-7426
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 01139 (IA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 991921 (CO)

Record details

NPI number1831297886
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESFebruary 7, 2025
Certification dateFebruary 7, 2025

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