Katrina Holsather, MHC
NPI 1023580370 · Mental Health Counselor · Mountlake Terrace, WA
Katrina Holsather, MHC is a Mental Health Counselor provider in Mountlake Terrace, WA (NPI 1023580370).
Provider details
- NPI number
- 1023580370
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MHC
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
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
Mailing address
Registry dates
- Enumerated
- 2018-12-27
- Last updated
- 2023-06-22
- Certified
- 2023-06-22
Frequently asked questions
- What is Katrina Holsather's NPI number?
- Katrina Holsather's National Provider Identifier (NPI) is 1023580370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katrina Holsather's specialty?
- Katrina Holsather is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Katrina Holsather located?
- Katrina Holsather's practice location on file with NPPES is 21907 64th Ave W Ste 200, Mountlake Terrace, WA 98043-6200.
- What is Katrina Holsather's phone number?
- The practice phone number listed in the NPPES registry for Katrina Holsather is (425) 470-3682.
- Is Katrina Holsather's NPI active?
- Yes — Katrina Holsather's NPI (1023580370) is active in the NPPES registry as of the last update on 2023-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.