IndividualActive
Karissa Marrs
NPI 1841771623 · Behavior Analyst · Mountlake Terrace, WA
Karissa Marrs is a Behavior Analyst provider in Mountlake Terrace, WA (NPI 1841771623).
Provider details
- NPI number
- 1841771623
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 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
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
6505 218th St Sw Ste 9
Mountlake Terrace, WA 98043-2135
Phone: (206) 822-3217
Street-level locationGet directions
Mailing address
6505 218th St Sw Ste 9
Mountlake Terrace, WA 98043-2135
Registry dates
- Enumerated
- 2018-08-28
- Last updated
- 2018-08-28
Frequently asked questions
- What is Karissa Marrs's NPI number?
- Karissa Marrs's National Provider Identifier (NPI) is 1841771623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karissa Marrs's specialty?
- Karissa Marrs is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Karissa Marrs located?
- Karissa Marrs's practice location on file with NPPES is 6505 218th St Sw Ste 9, Mountlake Terrace, WA 98043-2135.
- What is Karissa Marrs's phone number?
- The practice phone number listed in the NPPES registry for Karissa Marrs is (206) 822-3217.
- Is Karissa Marrs's NPI active?
- Yes — Karissa Marrs's NPI (1841771623) is active in the NPPES registry as of the last update on 2018-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.