Joan Essex, RN
NPI 1073638540 · Psychiatric/Mental Health Registered Nurse · Oxnard, CA
Joan Essex, RN is a Psychiatric/Mental Health Registered Nurse provider in Oxnard, CA (NPI 1073638540).
Provider details
- NPI number
- 1073638540
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 322112 (CA)
Specialties & taxonomies
Nursing 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
- 2007-03-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joan Essex's NPI number?
- Joan Essex's National Provider Identifier (NPI) is 1073638540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Essex's specialty?
- Joan Essex is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Joan Essex located?
- Joan Essex's practice location on file with NPPES is 1911 Williams Dr, Oxnard, CA 93036-2612.
- What is Joan Essex's phone number?
- The practice phone number listed in the NPPES registry for Joan Essex is (805) 981-4200.
- Is Joan Essex's NPI active?
- Yes — Joan Essex's NPI (1073638540) 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.