John Diaz
NPI 1366560047 · Adult Psychiatric/Mental Health Registered Nurse · Long Beach, CA
John Diaz is a Adult Psychiatric/Mental Health Registered Nurse provider in Long Beach, CA (NPI 1366560047).
Provider details
- NPI number
- 1366560047
- Entity type
- Individual
- Primary specialty
- Adult Psychiatric/Mental Health Registered NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 698617 (CA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
- Rehabilitation Counselor225C00000X
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
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
- 2007-03-27
- Last updated
- 2014-01-06
Frequently asked questions
- What is John Diaz's NPI number?
- John Diaz's National Provider Identifier (NPI) is 1366560047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Diaz's specialty?
- John Diaz is listed in the NPPES registry with a primary specialty of Adult Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is John Diaz located?
- John Diaz's practice location on file with NPPES is 456 Elm Ave, Long Beach, CA 90802-2426.
- What is John Diaz's phone number?
- The practice phone number listed in the NPPES registry for John Diaz is (562) 437-6717.
- Is John Diaz's NPI active?
- Yes — John Diaz's NPI (1366560047) is active in the NPPES registry as of the last update on 2014-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.