IndividualActive
William Showell, LCSW
NPI 1659529972 · Clinical Social Worker · Portland, OR
William Showell, LCSW is a Clinical Social Worker provider in Portland, OR (NPI 1659529972).
Provider details
- NPI number
- 1659529972
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 00121 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1829 Ne Alberta
Suite 9
Portland, OR 97211
Phone: (503) 351-5808
Street-level locationGet directions
Mailing address
17468 Fir Road
Lake Oswego, OR 97034
Registry dates
- Enumerated
- 2008-08-28
- Last updated
- 2008-08-28
Frequently asked questions
- What is William Showell's NPI number?
- William Showell's National Provider Identifier (NPI) is 1659529972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Showell's specialty?
- William Showell is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Showell located?
- William Showell's practice location on file with NPPES is 1829 Ne Alberta, Portland, OR 97211.
- What is William Showell's phone number?
- The practice phone number listed in the NPPES registry for William Showell is (503) 351-5808.
- Is William Showell's NPI active?
- Yes — William Showell's NPI (1659529972) is active in the NPPES registry as of the last update on 2008-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.