Willian Walton
NPI 1821678574 · Marriage & Family Therapist · Costa Mesa, CA
Willian Walton is a Marriage & Family Therapist provider in Costa Mesa, CA (NPI 1821678574).
Provider details
- NPI number
- 1821678574
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 52438 (CA)
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
5 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
- 2021-04-08
- Last updated
- 2021-04-08
- Certified
- 2021-04-08
Frequently asked questions
- What is Willian Walton's NPI number?
- Willian Walton's National Provider Identifier (NPI) is 1821678574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willian Walton's specialty?
- Willian Walton is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Willian Walton located?
- Willian Walton's practice location on file with NPPES is 151 Kalmus Drive Unit B Suite 150, Costa Mesa, CA 92626-9262.
- What is Willian Walton's phone number?
- The practice phone number listed in the NPPES registry for Willian Walton is (949) 466-7142.
- Is Willian Walton's NPI active?
- Yes — Willian Walton's NPI (1821678574) is active in the NPPES registry as of the last update on 2021-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.