Joshua Simpson
NPI 1104350792 · Clinical Social Worker · Walnut, CA
Joshua Simpson is a Clinical Social Worker provider in Walnut, CA (NPI 1104350792).
Provider details
- NPI number
- 1104350792
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- ASW97971 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
- Rehabilitation Practitioner225400000X
Respiratory, Developmental, Rehabilitative and Restorative 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
2 documented practice locations
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
Additional practice locations (1)
- 801 E Chapman Ave#203Fullerton, CA 92831-3839Phone: (714) 680-9000Fax: (714) 680-8233
Registry dates
- Enumerated
- 2017-04-20
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Joshua Simpson's NPI number?
- Joshua Simpson's National Provider Identifier (NPI) is 1104350792, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Simpson's specialty?
- Joshua Simpson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Joshua Simpson located?
- Joshua Simpson's practice location on file with NPPES is 340 S Lemon Ave Ste 9892, Walnut, CA 91789-2706.
- What is Joshua Simpson's phone number?
- The practice phone number listed in the NPPES registry for Joshua Simpson is (415) 403-2156.
- Is Joshua Simpson's NPI active?
- Yes — Joshua Simpson's NPI (1104350792) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.