Stephen Trudeau, PSY.D
NPI 1508980921 · Clinical Psychologist · Westlake Village, CA
Stephen Trudeau, PSY.D is a Clinical Psychologist provider in Westlake Village, CA (NPI 1508980921).
Provider details
- NPI number
- 1508980921
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY19669 (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
19 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
- 2007-03-19
- Last updated
- 2016-05-25
Frequently asked questions
- What is Stephen Trudeau's NPI number?
- Stephen Trudeau's National Provider Identifier (NPI) is 1508980921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Trudeau's specialty?
- Stephen Trudeau is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stephen Trudeau located?
- Stephen Trudeau's practice location on file with NPPES is 30941 Agoura Rd, Westlake Village, CA 91361-4617.
- What is Stephen Trudeau's phone number?
- The practice phone number listed in the NPPES registry for Stephen Trudeau is (805) 794-7270.
- Is Stephen Trudeau's NPI active?
- Yes — Stephen Trudeau's NPI (1508980921) is active in the NPPES registry as of the last update on 2016-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.