Isaac Johnson, LMFTA
NPI 1821378431 · Marriage & Family Therapist · Yakima, WA
Isaac Johnson, LMFTA is a Marriage & Family Therapist provider in Yakima, WA (NPI 1821378431).
Provider details
- NPI number
- 1821378431
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFTA
- Sex
- Male
- Sole proprietor
- Yes
- License
- MG 60160644 (WA)
Specialties & taxonomies
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
15 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
Mailing address
Registry dates
- Enumerated
- 2011-08-26
- Last updated
- 2011-08-26
Frequently asked questions
- What is Isaac Johnson's NPI number?
- Isaac Johnson's National Provider Identifier (NPI) is 1821378431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Johnson's specialty?
- Isaac Johnson is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Isaac Johnson located?
- Isaac Johnson's practice location on file with NPPES is 1450 N 16th Ave Ste 102, Yakima, WA 98902-1381.
- What is Isaac Johnson's phone number?
- The practice phone number listed in the NPPES registry for Isaac Johnson is (509) 574-5000.
- Is Isaac Johnson's NPI active?
- Yes — Isaac Johnson's NPI (1821378431) is active in the NPPES registry as of the last update on 2011-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.