Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mr. John Anthony Diaz

Individual provider Registered Nurse · NPI 1366560047

Mr. John Anthony Diaz is a Registered Nurse in Long Beach, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
4

Practice location Address checks out

456 Elm Ave
Long Beach, CA 90802-2426
Phone: (562) 437-6717
Fax: (562) 437-5072
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0809X · Licence 698617 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 698617 (CA)
Case Manager/Care Coordinator Taxonomy 171M00000X
Rehabilitation Counselor Taxonomy 225C00000X

Record details

NPI number1366560047
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 27, 2007
Last updated in NPPESJanuary 6, 2014
Mailing address456 Elm Ave, Long Beach, CA 90802-2426

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