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

Verna Halligan, LISW

Individual provider Clinical Social Worker · NPI 1659335883

Verna Halligan, LISW is a Clinical Social Worker in Sioux City, Iowa. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
LISW — Licensed Independent Social Worker
A social worker licensed to practise independently.

See every abbreviation used in this directory →

Practice location Address checks out

625 Court St
Sioux City, IA 51101-1919
Phone: (712) 252-3871
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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

Record details

NPI number1659335883
Entity typeIndividual (Type 1)
GenderFemale
Credentials LISW
Sole proprietorNo
NPI enumeratedApril 14, 2006
Last updated in NPPESJuly 9, 2010
Mailing addressPo Box 1917, Sioux City, IA 51102-1917

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