David Nielsen, LICSW, SUDP-T
NPI 1922576842 · Clinical Social Worker · Seattle, WA
David Nielsen, LICSW, SUDP-T is a Clinical Social Worker provider in Seattle, WA (NPI 1922576842).
Provider details
- NPI number
- 1922576842
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW, SUDP-T
- Sex
- Male
- Sole proprietor
- No
- License
- SC60979081 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
7 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
Mailing address
Registry dates
- Enumerated
- 2018-11-08
- Last updated
- 2023-11-03
- Certified
- 2023-11-03
Frequently asked questions
- What is David Nielsen's NPI number?
- David Nielsen's National Provider Identifier (NPI) is 1922576842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Nielsen's specialty?
- David Nielsen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is David Nielsen located?
- David Nielsen's practice location on file with NPPES is 1426 S Jackson St, Seattle, WA 98144-2066.
- What is David Nielsen's phone number?
- The practice phone number listed in the NPPES registry for David Nielsen is (206) 707-3155.
- Is David Nielsen's NPI active?
- Yes — David Nielsen's NPI (1922576842) is active in the NPPES registry as of the last update on 2023-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.