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

Karl John Bacomo Arellano, RN

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1023907516

Karl John Bacomo Arellano, RN is a Psychiatric/Mental Health Registered Nurse in Martinez, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2025
Specialties on file
4
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

1340 Arnold Dr Ste 200
Martinez, CA 94553-4189
Phone: (510) 630-0312
Show map & directions

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

Additional practice locations (1)

  • 1340 Arnold Dr Ste 200, Martinez, CA 94553-4189 — (510) 630-0312

Specialties & licences

Child & Adolescent Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0807X · Licence 95350239 (CA)
Psychiatric/Mental Health Registered Nurse Taxonomy 163WP0808X · Licence 95350239 (CA)
Adult Psychiatric/Mental Health Registered Nurse Taxonomy 163WP0809X · Licence 95350239 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 95350239 (CA)

Record details

NPI number1023907516
Entity typeIndividual (Type 1)
GenderMale
Credentials RN
Sole proprietorYes
NPI enumeratedJune 30, 2025
Last updated in NPPESJune 30, 2025
Certification dateJune 30, 2025

Other providers in Martinez