William Sevier
NPI 1952025793 · Addiction (Substance Use Disorder) Counselor · Vista, CA
William Sevier is a Addiction (Substance Use Disorder) Counselor provider in Vista, CA (NPI 1952025793).
Provider details
- NPI number
- 1952025793
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
3 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
- 2022-09-26
- Last updated
- 2025-03-13
- Certified
- 2025-03-13
Frequently asked questions
- What is William Sevier's NPI number?
- William Sevier's National Provider Identifier (NPI) is 1952025793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sevier's specialty?
- William Sevier is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Sevier located?
- William Sevier's practice location on file with NPPES is 993 Postal Way, Vista, CA 92083-6945.
- What is William Sevier's phone number?
- The practice phone number listed in the NPPES registry for William Sevier is (760) 630-9922.
- Is William Sevier's NPI active?
- Yes — William Sevier's NPI (1952025793) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.