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TIANA ILIA DOWNE
NPI 1013691609
Counselor - Addiction (Substance Use Disorder) in Pomona, CA

Active since June 14, 2023
831 E ARROW HWY # 17, POMONA, CA 91767(909) 626-4244 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 16, 2026, Nov 8, 2024, Feb 7, 2024 and 2 more (5 updates tracked since 2023).

About Tiana Ilia Downe NPPES

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

TIANA ILIA DOWNE (NPI 1013691609) is an individual addiction (substance use disorder) provider in Pomona, California, licensed in California (23904) and active in the NPI registry since June 2023.

NPPES Registry Identity

NPI1013691609
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameTIANA ILIA DOWNE
Location Address831 E ARROW HWY # 17Pomona, CA 91767-2535
Mailing Address831 E Arrow Hwy # 17Pomona, CA 91767-2535
Phone(909) 626-4244
Sole ProprietorNo
Enumeration DateJune 14, 2023
Last NPPES UpdateMarch 16, 20265 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
✔ NPI 1013691609 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 · 23904
831 E ARROW HWY # 17, Pomona, CA 91767
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Other Providers at the Same Location NPPES 4

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

MR. ROBERT H BEALS 15985-RAC
Counselor (Addiction (Substance Use Disorder))
831 E ARROW HWY # 17
POMONA, CA 91767
Los Angeles County (909) 626-4244
ARIANA CHELSEA LOZANO
Social Worker (Clinical)
831 E ARROW HWY # 17
POMONA, CA 91767
Los Angeles County (909) 626-4244
STEPHANIE MARIE HERNANDEZ
Case Manager/Care Coordinator
831 E ARROW HWY # 17
POMONA, CA 91767
Los Angeles County (909) 398-4383
LARISSA ROSE YOUNG APCC
Counselor
831 E ARROW HWY # 17
POMONA, CA 91767
Los Angeles County (909) 626-4244

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 Tiana Downe's NPI number?

The NPI number for Tiana Downe is 1013691609. It was assigned to this individual provider in the NPPES registry on June 14, 2023.

Where is Tiana Downe located?

Tiana Downe practices at 831 E Arrow Hwy # 17, Pomona, CA 91767. The listed phone number is (909) 626-4244.

What is Tiana Downe'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 Tiana Downe was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.