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KATHERINE MARISCAL
NPI 1578256236
Counselor - Addiction (Substance Use Disorder) in Ontario, CA

Active since May 30, 2023
3286 E GUASTI RD, ONTARIO, CA 91761(909) 906-9844 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 8, 2025, Feb 18, 2025, May 30, 2023 (3 updates tracked since 2023).

About Katherine Mariscal NPPES

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

KATHERINE MARISCAL (NPI 1578256236) is an individual addiction (substance use disorder) provider in Ontario, California, licensed in California (R1508730523) and active in the NPI registry since May 2023.

NPPES Registry Identity

NPI1578256236
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameKATHERINE MARISCAL
Location Address3286 E GUASTI RDOntario, CA 91761-8645
Mailing Address3286 E Guasti RdOntario, CA 91761-8645 · (909) 906-9844
Phone(909) 906-9844
Sole ProprietorYes
Enumeration DateMay 30, 2023
Last NPPES UpdateJuly 8, 20253 updates tracked since enumeration
NPPES CertifiedJuly 8, 2025
✔ NPI 1578256236 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 · R1508730523
3286 E GUASTI RD, Ontario, CA 91761
Open in Google Maps ↗

Other Providers at the Same Location NPPES 8

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

CARMEN REBECCA MCCARREL
Counselor (Mental Health)
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (888) 376-7268
ASHLEY MADDEN
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
BRENDA RETAMOZA
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
CHERRELLE CARBAJAL
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (951) 204-8830
FRANCOIS VEROCEL GARCIA
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (877) 345-4138
LAKELA STEPHENS
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (909) 347-6375
BRIANNA THOMAS
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
NICOLE JOYNER PEER SUPPORT
Counselor (Mental Health)
3286 E GUASTI RD
ONTARIO, CA 91761
San Bernardino County (909) 906-9844

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 Katherine Mariscal's NPI number?

The NPI number for Katherine Mariscal is 1578256236. It was assigned to this individual provider in the NPPES registry on May 30, 2023.

Where is Katherine Mariscal located?

Katherine Mariscal practices at 3286 E Guasti Rd, Ontario, CA 91761. The listed phone number is (909) 906-9844.

What is Katherine Mariscal'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 Katherine Mariscal was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.