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MR. MICHAEL ROSS STEVENSON SUDCC
NPI 1043929193
Counselor - Addiction (Substance Use Disorder) in Clayton, CA

Active since November 17, 2022
11540 MARSH CREEK RD, CLAYTON, CA 94517(925) 672-5700(925) 672-1374 Get Directions Write a Review

NPPES record last updated: May 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 6, 2025, Nov 17, 2022 (2 updates tracked since 2022).

About Mr. Michael Ross Stevenson Sudcc NPPES

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

MR. MICHAEL ROSS STEVENSON SUDCC (NPI 1043929193) is an individual addiction (substance use disorder) provider in Clayton, California, licensed in California (14225) and active in the NPI registry since November 2022.

NPPES Registry Identity

NPI1043929193
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. MICHAEL ROSS STEVENSONCredential: SUDCC
Location Address11540 MARSH CREEK RDClayton, CA 94517-9759
Mailing Address11540 Marsh Creek RdClayton, CA 94517-9759 · (925) 672-5700 · Fax (925) 672-1374
Phone(925) 672-5700
Fax(925) 672-1374
Sole ProprietorYes
Enumeration DateNovember 17, 2022
Last NPPES UpdateMay 6, 20252 updates tracked since enumeration
NPPES CertifiedMay 6, 2025
✔ NPI 1043929193 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 · 14225
11540 MARSH CREEK RD, Clayton, CA 94517
Open in Google Maps ↗

Other Identifiers 1

Other14225CA · Cadtp Sudcc

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.

MS. KIMBERLY ROCHELLE BOX RADT
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MR. DAVID SPELLMAN-ZIMMERMAN RADT
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MARK A CAIN JR.
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
JOSEPH DAVID EMERSON SUDRC I
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 798-7250
MELLISSA FORTUNE CADC-II
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MATTHEW MANUEL CASCAREJO COUNSELOR
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
BARBARA J ROBERTS
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
ROBERT LEE DAVIS
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700

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 Michael Stevenson's NPI number?

The NPI number for Michael Stevenson is 1043929193. It was assigned to this individual provider in the NPPES registry on November 17, 2022.

Where is Michael Stevenson located?

Michael Stevenson practices at 11540 Marsh Creek Rd, Clayton, CA 94517. The listed phone number is (925) 672-5700.

What is Michael Stevenson'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 Michael Stevenson was last updated on May 6, 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.