Stacy Johnstone, PSYCHOLOGIST
NPI 1114050507 · Clinical Psychologist · Camarillo, CA
Stacy Johnstone, PSYCHOLOGIST is a Clinical Psychologist provider in Camarillo, CA (NPI 1114050507).
Provider details
- NPI number
- 1114050507
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYCHOLOGIST
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY20946 (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
- 2007-03-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stacy Johnstone's NPI number?
- Stacy Johnstone's National Provider Identifier (NPI) is 1114050507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stacy Johnstone's specialty?
- Stacy Johnstone is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stacy Johnstone located?
- Stacy Johnstone's practice location on file with NPPES is 340 Rosewood Ave, Camarillo, CA 93010-5927.
- What is Stacy Johnstone's phone number?
- The practice phone number listed in the NPPES registry for Stacy Johnstone is (805) 482-5221.
- Is Stacy Johnstone's NPI active?
- Yes — Stacy Johnstone's NPI (1114050507) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.