IndividualActive
Jillian Viessman
NPI 1366836264 · Social Worker · Watertown, SD
Jillian Viessman is a Social Worker provider in Watertown, SD (NPI 1366836264).
Provider details
- NPI number
- 1366836264
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCSW2958 (SD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% 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
1424 9th Ave Se Ste 7
Watertown, SD 57201-5361
Phone: (605) 882-2740
Street-level locationGet directions
Mailing address
705 E 41st St Ste 200
Sioux Falls, SD 57105-6048
Registry dates
- Enumerated
- 2015-03-28
- Last updated
- 2015-03-28
Frequently asked questions
- What is Jillian Viessman's NPI number?
- Jillian Viessman's National Provider Identifier (NPI) is 1366836264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Viessman's specialty?
- Jillian Viessman is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Jillian Viessman located?
- Jillian Viessman's practice location on file with NPPES is 1424 9th Ave Se Ste 7, Watertown, SD 57201-5361.
- What is Jillian Viessman's phone number?
- The practice phone number listed in the NPPES registry for Jillian Viessman is (605) 882-2740.
- Is Jillian Viessman's NPI active?
- Yes — Jillian Viessman's NPI (1366836264) is active in the NPPES registry as of the last update on 2015-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.