DARREL GREER
NPI 1114398823
Counselor - Addiction (Substance Use Disorder) in Los Angeles, CA

Q: What is Darrel Greer's NPI number?

The NPI number for Darrel Greer is 1114398823. It was assigned to this individual provider in the NPPES registry on October 8, 2015.

Q: What is Darrel Greer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for Darrel Greer was last updated on October 8, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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 October 08, 2015

1317 E 23RD ST, LOS ANGELES, CA 90011(559) 853-3873 Get Directions Write a Review

NPPES record last updated: October 8, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Darrel Greer NPPES

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

DARREL GREER (NPI 1114398823) is an individual addiction (substance use disorder) provider in Los Angeles, California, licensed in California (R1214120915) and active in the NPI registry since October 2015.

NPPES Registry Identity

NPI1114398823

Entity TypeIndividualMale

Primary Taxonomy101YA0400X

Provider Legal NameDARREL GREER

Location Address1317 E 23RD STLos Angeles, CA 90011-1740

Mailing Address1317 E 23rd StLos Angeles, CA 90011-1740 · (559) 853-3873

Phone(559) 853-3873

Sole ProprietorYes

Enumeration DateOctober 8, 2015

✔ NPI 1114398823 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

License✔ Licensed in CA · R1214120915

1317 E 23RD ST, Los Angeles, CA 90011

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 Darrel Greer's NPI number?

The NPI number for Darrel Greer is 1114398823. It was assigned to this individual provider in the NPPES registry on October 8, 2015.

Where is Darrel Greer located?

Darrel Greer practices at 1317 E 23rd St, Los Angeles, CA 90011. The listed phone number is (559) 853-3873.

What is Darrel Greer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Darrel Greer was last updated on October 8, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.