Verna Halligan, LISW
NPI 1659335883 · Clinical Social Worker · Sioux City, IA
Verna Halligan, LISW is a Clinical Social Worker provider in Sioux City, IA (NPI 1659335883).
Provider details
- NPI number
- 1659335883
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-14
- Last updated
- 2010-07-09
Frequently asked questions
- What is Verna Halligan's NPI number?
- Verna Halligan's National Provider Identifier (NPI) is 1659335883, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Verna Halligan's specialty?
- Verna Halligan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Verna Halligan located?
- Verna Halligan's practice location on file with NPPES is 625 Court St, Sioux City, IA 51101-1919.
- What is Verna Halligan's phone number?
- The practice phone number listed in the NPPES registry for Verna Halligan is (712) 252-3871.
- Is Verna Halligan's NPI active?
- Yes — Verna Halligan's NPI (1659335883) is active in the NPPES registry as of the last update on 2010-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.