Jessica Leon
NPI 1669854279 · Addiction (Substance Use Disorder) Counselor · Los Angeles, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jessica Leon is a Addiction (Substance Use Disorder) Counselor provider in Los Angeles, CA (NPI 1669854279).
Provider details
- NPI number
- 1669854279
- 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
11 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
- 2015-06-19
- Last updated
- 2015-06-19
Frequently asked questions
- What is Jessica Leon's NPI number?
- Jessica Leon's National Provider Identifier (NPI) is 1669854279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jessica Leon's specialty?
- Jessica Leon is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Jessica Leon located?
- Jessica Leon's practice location on file with NPPES is 4099 N Mission Rd, Los Angeles, CA 90032-2554.
- What is Jessica Leon's phone number?
- The practice phone number listed in the NPPES registry for Jessica Leon is (323) 221-1746.
- Does Jessica Leon accept Medicare?
- Jessica Leon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jessica Leon's NPI active?
- Yes — Jessica Leon's NPI (1669854279) is active in the NPPES registry as of the last update on 2015-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.