Joshua Duke
NPI 1346942653 · Marriage & Family Therapist · Simi Valley, CA
Joshua Duke is a Marriage & Family Therapist provider in Simi Valley, CA (NPI 1346942653).
Provider details
- NPI number
- 1346942653
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 151772 (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
3 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
- 2023-03-20
- Last updated
- 2025-03-07
- Certified
- 2025-03-07
Frequently asked questions
- What is Joshua Duke's NPI number?
- Joshua Duke's National Provider Identifier (NPI) is 1346942653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Duke's specialty?
- Joshua Duke is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Joshua Duke located?
- Joshua Duke's practice location on file with NPPES is 3695 Alamo St Ste 103, Simi Valley, CA 93063-2188.
- What is Joshua Duke's phone number?
- The practice phone number listed in the NPPES registry for Joshua Duke is (805) 505-7775.
- Is Joshua Duke's NPI active?
- Yes — Joshua Duke's NPI (1346942653) is active in the NPPES registry as of the last update on 2025-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.