Arlene Leon
NPI 1144971706 · Addiction (Substance Use Disorder) Counselor · Bloomington, CA
Arlene Leon is a Addiction (Substance Use Disorder) Counselor provider in Bloomington, CA (NPI 1144971706).
Provider details
- NPI number
- 1144971706
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- R1323150918 (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
4 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
- 2022-01-15
- Last updated
- 2023-04-18
- Certified
- 2023-04-18
Frequently asked questions
- What is Arlene Leon's NPI number?
- Arlene Leon's National Provider Identifier (NPI) is 1144971706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arlene Leon's specialty?
- Arlene Leon is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Arlene Leon located?
- Arlene Leon's practice location on file with NPPES is 18612 Santa Ana Ave, Bloomington, CA 92316-2639.
- What is Arlene Leon's phone number?
- The practice phone number listed in the NPPES registry for Arlene Leon is (909) 421-7120.
- Is Arlene Leon's NPI active?
- Yes — Arlene Leon's NPI (1144971706) is active in the NPPES registry as of the last update on 2023-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.