IndividualActive
Pieter Sween, LCSW
NPI 1780385526 · Clinical Social Worker · Missoula, MT
Pieter Sween, LCSW is a Clinical Social Worker provider in Missoula, MT (NPI 1780385526).
Provider details
- NPI number
- 1780385526
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- BBH-LCSW-LIC-43180 (MT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
840 Rollins St Apt C
Missoula, MT 59801-3709
Phone: (406) 544-7684
Street-level locationGet directions
Mailing address
Po Box 1143
Missoula, MT 59806-1143
Registry dates
- Enumerated
- 2023-03-16
- Last updated
- 2023-03-16
- Certified
- 2023-03-16
Frequently asked questions
- What is Pieter Sween's NPI number?
- Pieter Sween's National Provider Identifier (NPI) is 1780385526, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pieter Sween's specialty?
- Pieter Sween is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Pieter Sween located?
- Pieter Sween's practice location on file with NPPES is 840 Rollins St Apt C, Missoula, MT 59801-3709.
- What is Pieter Sween's phone number?
- The practice phone number listed in the NPPES registry for Pieter Sween is (406) 544-7684.
- Is Pieter Sween's NPI active?
- Yes — Pieter Sween's NPI (1780385526) is active in the NPPES registry as of the last update on 2023-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.