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

Mr. William C. Slaven, LCSW, CADC

Individual provider Clinical Social Worker · NPI 1235437591

Mr. William C. Slaven, LCSW, CADC is a Clinical Social Worker in Pocatello, Idaho. Licensed in Idaho. Registered with an NPI since 2011.

Licensed in
ID
In the registry since
2011
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.
CADC — Certified Alcohol and Drug Counselor
A certified addiction counsellor.

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Practice location Address checks out

1135 Yellowstone Ave Ste D
Pocatello, ID 83201-5082
Phone: (208) 237-3365
Fax: (208) 232-5423
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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 LCSW 28016 (ID)

Record details

NPI number1235437591
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW , CADC
Sole proprietorNo
NPI enumeratedMarch 9, 2011
Last updated in NPPESMarch 9, 2011

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