Jun Koizumi
NPI 1609228360 · Addiction (Substance Use Disorder) Counselor · Los Angeles, CA
Jun Koizumi is a Addiction (Substance Use Disorder) Counselor provider in Los Angeles, CA (NPI 1609228360).
Provider details
- NPI number
- 1609228360
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- R1226480416 (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
9 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
- 2016-07-06
- Last updated
- 2016-07-06
Frequently asked questions
- What is Jun Koizumi's NPI number?
- Jun Koizumi's National Provider Identifier (NPI) is 1609228360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jun Koizumi's specialty?
- Jun Koizumi is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Jun Koizumi located?
- Jun Koizumi's practice location on file with NPPES is 1088 S La Brea Ave, Los Angeles, CA 90019-6905.
- What is Jun Koizumi's phone number?
- The practice phone number listed in the NPPES registry for Jun Koizumi is (323) 295-0262.
- Is Jun Koizumi's NPI active?
- Yes — Jun Koizumi's NPI (1609228360) is active in the NPPES registry as of the last update on 2016-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.