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

ROBERT FRANCIS MATHIAS
NPI 1972421915
Counselor - Addiction (Substance Use Disorder) in Roseville, CA

Active since July 07, 2026
1133 COLOMA WAY STE C, ROSEVILLE, CA 95661(916) 774-6647 Get Directions Write a Review

NPPES record added: July 7, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Robert Francis Mathias NPPES

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

ROBERT FRANCIS MATHIAS (NPI 1972421915) is an individual addiction (substance use disorder) provider in Roseville, California and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1972421915
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameROBERT FRANCIS MATHIAS
Location Address1133 COLOMA WAY STE CRoseville, CA 95661-4480
Mailing Address1133 Coloma Way Ste CRoseville, CA 95661-4480 · (916) 774-6647
Phone(916) 774-6647
Sole ProprietorNo
Enumeration DateJuly 7, 2026
NPPES CertifiedJuly 8, 2026
✔ NPI 1972421915 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
1133 COLOMA WAY STE C, Roseville, CA 95661
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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.

MRS. BRIDGET ADAMS RADT
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
CHRISTOPHER ALLEN UNDERWOOD AMFT
Marriage & Family Therapist
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 955-6220
TORI ROOKE
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
PATRICIA GWEN DOMINGUEZ SUDCC II
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
BRITTANY BROACH
Counselor (Mental Health)
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
JESSE HATLER
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
LORI A WOODS CADC- II
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647
MELANIE SELOMI DEVERA
Counselor (Addiction (Substance Use Disorder))
1133 COLOMA WAY STE C
ROSEVILLE, CA 95661
Placer County (916) 774-6647

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 Robert Mathias's NPI number?

The NPI number for Robert Mathias is 1972421915. It was assigned to this individual provider in the NPPES registry on July 7, 2026.

Where is Robert Mathias located?

Robert Mathias practices at 1133 Coloma Way Ste C, Roseville, CA 95661. The listed phone number is (916) 774-6647.

What is Robert Mathias'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 Robert Mathias was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 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.