KARL JOHN BACOMO ARELLANO RN
NPI 1023907516
Registered Nurse - Psychiatric/Mental Health, Child & Adolescent in Martinez, CA
About Karl John Bacomo Arellano Rn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KARL JOHN BACOMO ARELLANO RN (NPI 1023907516) is an individual psychiatric/mental health, child & adolescent provider in Martinez, California, licensed in California (95350239) and active in the NPI registry since June 2025. He maintains a secondary practice location in Martinez.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 1
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MARTINEZ, CA 94553
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Karl John Arellano's NPI number?
The NPI number for Karl John Arellano is 1023907516. It was assigned to this individual provider in the NPPES registry on June 30, 2025.
Where is Karl John Arellano located?
Karl John Arellano practices at 1340 Arnold Dr Ste 200, Martinez, CA 94553. The listed phone number is (510) 630-0312.
What is Karl John Arellano's specialty?
The primary specialty registered for this NPI is Registered Nurse, specializing in Psychiatric/Mental Health, Child & Adolescent, with taxonomy code 163WP0807X.
When was this NPI record last updated?
The NPPES record for Karl John Arellano was last updated on June 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Karl John Bacomo Arellano, RN · NPI 1023907516
Psychiatric/Mental Health, Child & Adolescent provider in Martinez, California. Individual provider, active in the CMS NPPES registry since June 30, 2025.
## Identity
- **NPI:** 1023907516 (Entity type: Individual)
- **Enumerated:** June 30, 2025
- **Primary specialty:** Registered Nurse - Psychiatric/Mental Health, Child & Adolescent · taxonomy 163WP0807X
- **State license:** 95350239 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1340 ARNOLD DR STE 200, Martinez, CA 94553-4189
- **Phone:** (510) 630-0312
## Record status
- **NPPES last updated:** June 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1023907516) · Data from the CMS NPPES public registry.