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Gregory Lewis
NPI 1497136543 · Social Worker · Seattle, WA
Gregory Lewis is a Social Worker provider in Seattle, WA (NPI 1497136543).
Provider details
- NPI number
- 1497136543
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 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
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
5802 Rainier Ave S
Seattle, WA 98118-2706
Phone: (206) 723-1980
Street-level locationGet directions
Mailing address
320 1/2 S Lafayette Ave
Bremerton, WA 98312-4244
Registry dates
- Enumerated
- 2015-06-15
- Last updated
- 2015-06-15
Frequently asked questions
- What is Gregory Lewis's NPI number?
- Gregory Lewis's National Provider Identifier (NPI) is 1497136543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lewis's specialty?
- Gregory Lewis is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Gregory Lewis located?
- Gregory Lewis's practice location on file with NPPES is 5802 Rainier Ave S, Seattle, WA 98118-2706.
- What is Gregory Lewis's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lewis is (206) 723-1980.
- Is Gregory Lewis's NPI active?
- Yes — Gregory Lewis's NPI (1497136543) is active in the NPPES registry as of the last update on 2015-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.