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Marc Ellison, LICSWA
NPI 1891261855 · Clinical Social Worker · Issaquah, WA
Marc Ellison, LICSWA is a Clinical Social Worker provider in Issaquah, WA (NPI 1891261855).
Provider details
- NPI number
- 1891261855
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSWA
- Sex
- Male
- Sole proprietor
- No
- License
- SC60507250 (WA)
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
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
414 Front St N
Issaquah, WA 98027-2914
Phone: (425) 392-6367
Fax: (425) 391-4971
Street-level locationGet directions
Mailing address
414 Front St N
Issaquah, WA 98027-2914
Registry dates
- Enumerated
- 2018-10-17
- Last updated
- 2018-12-05
Frequently asked questions
- What is Marc Ellison's NPI number?
- Marc Ellison's National Provider Identifier (NPI) is 1891261855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Ellison's specialty?
- Marc Ellison is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marc Ellison located?
- Marc Ellison's practice location on file with NPPES is 414 Front St N, Issaquah, WA 98027-2914.
- What is Marc Ellison's phone number?
- The practice phone number listed in the NPPES registry for Marc Ellison is (425) 392-6367.
- Is Marc Ellison's NPI active?
- Yes — Marc Ellison's NPI (1891261855) is active in the NPPES registry as of the last update on 2018-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.