MARIAH R SIMPSON MA, LAADC
NPI 1306426499
Counselor - Addiction (Substance Use Disorder) in Auburn, CA

Q: What is Mariah Simpson's NPI number?

The NPI number for Mariah Simpson is 1306426499. It was assigned to this individual provider in the NPPES registry on April 12, 2021.

Q: What is Mariah Simpson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for Mariah Simpson was last updated on April 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since April 12, 2021

70 COLLEGE WAY, AUBURN, CA 95603(530) 830-2060 Get Directions Write a Review

NPPES record last updated: April 26, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 13, 2025, Apr 12, 2021 (2 updates tracked since 2021).

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About Mariah R Simpson Ma, Laadc NPPES

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

MARIAH R SIMPSON MA, LAADC (NPI 1306426499) is an individual addiction (substance use disorder) provider in Auburn, California, licensed in California (LR10510125) and active in the NPI registry since April 2021.

NPPES Registry Identity

NPI1306426499

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameMARIAH R SIMPSONCredential: MA, LAADC

Location Address70 COLLEGE WAYAuburn, CA 95603-5001

Mailing Address70 College WayAuburn, CA 95603-5001 · (530) 830-2060

Phone(530) 830-2060

Sole ProprietorYes

Enumeration DateApril 12, 2021

Last NPPES UpdateApril 26, 20252 updates tracked since enumeration

NPPES CertifiedApril 26, 2025

✔ NPI 1306426499 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 · LR10510125

70 COLLEGE WAY, Auburn, CA 95603

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Other Providers at the Same Location NPPES 2

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

GEORGE LOTON GRAHAM CADC II-CA, CADC CS

Counselor (Addiction (Substance Use Disorder))

70 COLLEGE WAY
AUBURN, CA 95603

Placer County (888) 290-0925

MOUNTAIN SIDE BEHAVIORAL HEALTH LLC

Substance Abuse Rehabilitation Facility

70 COLLEGE WAY
AUBURN, CA 95603

Placer County (970) 948-4129

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 Mariah Simpson's NPI number?

The NPI number for Mariah Simpson is 1306426499. It was assigned to this individual provider in the NPPES registry on April 12, 2021.

Where is Mariah Simpson located?

Mariah Simpson practices at 70 College Way, Auburn, CA 95603. The listed phone number is (530) 830-2060.

What is Mariah Simpson'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 Mariah Simpson was last updated on April 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.