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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1740642255

Melissa Deroos, CADC is an Addiction (Substance Use Disorder) Counselor in Sioux City, Iowa. Licensed in Iowa. Registered with an NPI since 2016.

Licensed in
IA
In the registry since
2016
What do these letters mean?
CADC — Certified Alcohol and Drug Counselor
A certified addiction counsellor.

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Practice location Address checks out

2309 Jackson St
Sioux City, IA 51104-3546
Phone: (712) 258-5424
Fax: (712) 224-3722
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 14114 (IA)

Record details

NPI number1740642255
Entity typeIndividual (Type 1)
GenderFemale
Credentials CADC
Sole proprietorNo
NPI enumeratedMarch 23, 2016
Last updated in NPPESMarch 23, 2016
Mailing address2309 Jackson St, Sioux City, IA 51104-3546

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