Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXANDER DARKO ADDISON
NPI 1568979656
Registered Nurse - Psychiatric/Mental Health in San Bernardino, CA

Q: What is Alexander Addison's NPI number?

The NPI number for Alexander Addison is 1568979656. It was assigned to this individual provider in the NPPES registry on January 10, 2018.

Q: What is Alexander Addison's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Psychiatric/Mental Health, with taxonomy code 163WP0808X.

Q: When was this NPI record last updated?

The NPPES record for Alexander Addison was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.

Active since January 10, 2018

ALEXANDERADDISON@DBHSBCOUNTYGOV 8320 E GILBERT ST, SAN BERNARDINO, CA 92415(909) 387-7200 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 29, 2026, Jun 20, 2018, Jun 16, 2018 and 1 more (4 updates tracked since 2018).

On this page

About Alexander Darko Addison NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER DARKO ADDISON (NPI 1568979656) is an individual psychiatric/mental health provider in San Bernardino, California, licensed in California (734124) and active in the NPI registry since January 2018.

NPPES Registry Identity

NPI1568979656

Entity TypeIndividualMale

Primary Taxonomy163WP0808X

Provider Legal NameALEXANDER DARKO ADDISON

Location AddressALEXANDERADDISON@DBHSBCOUNTYGOV 8320 E GILBERT STSan Bernardino, CA 92415-0001

Mailing AddressAlexanderaddison@dbhsbcountygov 8320 E Gilbert StSan Bernardino, CA 92415-0001 · (909) 387-7200

Phone(909) 387-7200

Sole ProprietorYes

Enumeration DateJanuary 10, 2018

Last NPPES UpdateSeptember 29, 20264 updates tracked since enumeration

✔ NPI 1568979656 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered Nurse · Psychiatric/Mental HealthNursing Service Providers

Taxonomy Code163WP0808X

License✔ Licensed in CA · 734124

ALEXANDERADDISON@DBHSBCOUNTYGOV 8320 E GILBERT ST, San Bernardino, CA 92415

Open in Google Maps ↗

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 Alexander Addison's NPI number?

The NPI number for Alexander Addison is 1568979656. It was assigned to this individual provider in the NPPES registry on January 10, 2018.

Where is Alexander Addison located?

Alexander Addison practices at Alexanderaddison@dbhsbcountygov 8320 E Gilbert St, San Bernardino, CA 92415. The listed phone number is (909) 387-7200.

What is Alexander Addison's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Psychiatric/Mental Health, with taxonomy code 163WP0808X.

When was this NPI record last updated?

The NPPES record for Alexander Addison was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.