Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ELLEN ANN LOPEZ LAADC CA
NPI 1548780216
Counselor - Addiction (Substance Use Disorder) in Los Alamitos, CA

Active since June 23, 2017
4281 KATELLA AVE STE 211, LOS ALAMITOS, CA 90720(562) 594-8444(562) 248-0477 Get Directions Write a Review

NPPES record last updated: July 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 27, 2026, Jul 23, 2026, Apr 20, 2026 and 11 more (14 updates tracked since 2017).

About Ellen Ann Lopez Laadc Ca NPPES

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

ELLEN ANN LOPEZ LAADC CA (NPI 1548780216) is an individual addiction (substance use disorder) provider in Los Alamitos, California, licensed in California (LCI04330815) and active in the NPI registry since June 2017.

NPPES Registry Identity

NPI1548780216
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameELLEN ANN LOPEZCredential: LAADC CA
Location Address4281 KATELLA AVE STE 211Los Alamitos, CA 90720-6500
Mailing Address4281 Katella Ave Ste 211Los Alamitos, CA 90720-6500 · (562) 594-8444 · Fax (562) 248-0477
Fax(562) 248-0477
Sole ProprietorNo
Enumeration DateJune 23, 2017
Last NPPES UpdateJuly 27, 202614 updates tracked since enumeration
NPPES CertifiedJuly 27, 2026
NPI 1548780216 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 · LCI04330815
4281 KATELLA AVE STE 211, Los Alamitos, CA 90720

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Clinic/Center (Rehabilitation, Substance Use Disorder)
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720
Counselor (Addiction (Substance Use Disorder))
4281 KATELLA AVE STE 211
LOS ALAMITOS, CA 90720

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 Ellen Lopez's NPI number?

The NPI number for Ellen Lopez is 1548780216. It was assigned to this individual provider in the NPPES registry on June 23, 2017.

Where is Ellen Lopez located?

Ellen Lopez practices at 4281 Katella Ave Ste 211, Los Alamitos, CA 90720. The listed phone number is (562) 594-8444.

What is Ellen Lopez'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 Ellen Lopez was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.