Leslie Mitchell
NPI 1558545848 · Addiction (Substance Use Disorder) Counselor · Fullerton, CA
Leslie Mitchell is a Addiction (Substance Use Disorder) Counselor provider in Fullerton, CA (NPI 1558545848).
Provider details
- NPI number
- 1558545848
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- 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
18 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
- 2007-12-21
- Last updated
- 2007-12-21
Frequently asked questions
- What is Leslie Mitchell's NPI number?
- Leslie Mitchell's National Provider Identifier (NPI) is 1558545848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Mitchell's specialty?
- Leslie Mitchell is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Leslie Mitchell located?
- Leslie Mitchell's practice location on file with NPPES is 1060 S Brookhurst Rd, Fullerton, CA 92833-3709.
- What is Leslie Mitchell's phone number?
- The practice phone number listed in the NPPES registry for Leslie Mitchell is (714) 449-1339.
- Is Leslie Mitchell's NPI active?
- Yes — Leslie Mitchell's NPI (1558545848) is active in the NPPES registry as of the last update on 2007-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.