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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

BILLIE JEAN CHANDLER
NPI 1184528051
Counselor - Addiction (Substance Use Disorder) in Antioch, CA

Active since October 05, 2026
1915 D ST, ANTIOCH, CA 94509(925) 754-3673(925) 754-2002 Get Directions Write a Review

NPPES record added: October 5, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

About Billie Jean Chandler NPPES

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

BILLIE JEAN CHANDLER (NPI 1184528051) is an individual addiction (substance use disorder) provider in Antioch, California, licensed in California (RT1445510526) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1184528051
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameBILLIE JEAN CHANDLER
Location Address1915 D STAntioch, CA 94509-2571
Mailing Address1915 D StAntioch, CA 94509-2571 · (925) 754-3673 · Fax (925) 754-2002
Phone(925) 754-3673
Fax(925) 754-2002
Sole ProprietorYes
Enumeration DateOctober 5, 2026
NPPES CertifiedOctober 5, 2026
✔ NPI 1184528051 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 · RT1445510526
1915 D ST, Antioch, CA 94509
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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.

ISABELLA MURPHY
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
MS. CHRISTY CLARK
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
ROBIN BROWN
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
MS. RACHELLE PIERSON
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
REBECCA KARSTE
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
MR. JOSE MAURILIO AVELAR
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
MS. IGNACIA PRECIADO
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673
NICK RODRIGUEZ
Counselor (Addiction (Substance Use Disorder))
1915 D ST
ANTIOCH, CA 94509
Contra Costa County (925) 754-3673

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 Billie Chandler's NPI number?

The NPI number for Billie Chandler is 1184528051. It was assigned to this individual provider in the NPPES registry on October 5, 2026.

Where is Billie Chandler located?

Billie Chandler practices at 1915 D St, Antioch, CA 94509. The listed phone number is (925) 754-3673.

What is Billie Chandler'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 Billie Chandler was last updated on October 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.