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COLLEEN CALLAHAN CADC II
NPI 1104394709
Counselor - Addiction (Substance Use Disorder) in Banning, CA

Active since November 13, 2018
2781 W RAMSEY ST STE 3&4, BANNING, CA 92220(951) 417-6612 Get Directions Write a Review

NPPES record last updated: March 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 13, 2026, Nov 13, 2018 (2 updates tracked since 2018).

About Colleen Callahan Cadc Ii NPPES

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

COLLEEN CALLAHAN CADC II (NPI 1104394709) is an individual addiction (substance use disorder) provider in Banning, California, licensed in California (A066880825) and active in the NPI registry since November 2018. She maintains a secondary practice location in Colton.

NPPES Registry Identity

NPI1104394709
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameCOLLEEN CALLAHANCredential: CADC II
Location Address2781 W RAMSEY ST STE 3&4Banning, CA 92220-3700
Mailing Address3286 E Guasti Rd Ste 100Ontario, CA 91761-8646
Phone(951) 417-6612
Sole ProprietorNo
Enumeration DateNovember 13, 2018
Last NPPES UpdateMarch 13, 20262 updates tracked since enumeration
NPPES CertifiedMarch 13, 2026
✔ NPI 1104394709 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
Licenses✔ Licensed in CA · A066880825✔ Licensed in CA · R1239211216
2781 W RAMSEY ST STE 3&4, Banning, CA 92220
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Secondary Practice Location 1

Location 111646 Encanto LnColton, CA 92324-9218 · Phone (909) 222-4073

Other Providers at the Same Location NPPES 6

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

DUSTIN JAMES WALKER EMERY
Counselor (Addiction (Substance Use Disorder))
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (951) 417-6612
AEGIS TREATMENT CENTERS, LLC
Clinic/Center (Methadone)
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (800) 821-0775
MRS. JENNIFER JANE HAYNES-CASEY LVN
Licensed Vocational Nurse
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (951) 417-6612
MS. SANDRA HUSKELHUS
Counselor (Addiction (Substance Use Disorder))
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (951) 417-6612
JAMES MERKEL CADC II
Counselor (Addiction (Substance Use Disorder))
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (951) 417-6612
SEAN MANZANO LPT
Licensed Psychiatric Technician
2781 W RAMSEY ST STE 3&4
BANNING, CA 92220
Riverside County (951) 417-6612

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 Colleen Callahan's NPI number?

The NPI number for Colleen Callahan is 1104394709. It was assigned to this individual provider in the NPPES registry on November 13, 2018.

Where is Colleen Callahan located?

Colleen Callahan practices at 2781 W Ramsey St Ste 3&4, Banning, CA 92220. The listed phone number is (951) 417-6612.

What is Colleen Callahan'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 Colleen Callahan was last updated on March 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.