Timothy Chen
NPI 1578933495 · Clinical Psychologist · Los Angeles, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Chen is a Clinical Psychologist provider in Los Angeles, CA (NPI 1578933495).
Provider details
- NPI number
- 1578933495
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 31293 (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
10 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
- 2015-10-05
- Last updated
- 2019-10-02
Frequently asked questions
- What is Timothy Chen's NPI number?
- Timothy Chen's National Provider Identifier (NPI) is 1578933495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Chen's specialty?
- Timothy Chen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Timothy Chen located?
- Timothy Chen's practice location on file with NPPES is 1000 Wilshire Blvd # 240, Los Angeles, CA 90017-2457.
- What is Timothy Chen's phone number?
- The practice phone number listed in the NPPES registry for Timothy Chen is (424) 201-1600.
- Does Timothy Chen accept Medicare?
- Timothy Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Chen's NPI active?
- Yes — Timothy Chen's NPI (1578933495) is active in the NPPES registry as of the last update on 2019-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.