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

MARCUS SANDERS
NPI 1154227411
Social Worker - Clinical in Riverside, CA

Active since October 14, 2026
4187 FLAT ROCK DR STE 350, RIVERSIDE, CA 92505(951) 476-5642 Get Directions Write a Review

NPPES record added: October 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Marcus Sanders NPPES

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

MARCUS SANDERS (NPI 1154227411) is an individual clinical provider in Riverside, California and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1154227411
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMARCUS SANDERS
Location Address4187 FLAT ROCK DR STE 350Riverside, CA 92505-7124
Mailing Address17130 Van Buren Blvd # 545Riverside, CA 92504-5905 · (909) 806-9541
Phone(951) 476-5642
Sole ProprietorNo
Enumeration DateOctober 14, 2026
NPPES CertifiedOctober 14, 2026
✔ NPI 1154227411 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
4187 FLAT ROCK DR STE 350, Riverside, CA 92505
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Other Providers at the Same Location NPPES 5

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

KENNETH HAMILTON MSW, ASW
Social Worker
4187 FLAT ROCK DR STE 350
RIVERSIDE, CA 92505
Riverside County (951) 476-5642
MRS. JESSICA MARY FANENE ACSW
Social Worker (Clinical)
4187 FLAT ROCK DR STE 350
RIVERSIDE, CA 92505
Riverside County (951) 476-5642
KELLY DIANE RAYA ASW
Social Worker (Clinical)
4187 FLAT ROCK DR STE 350
RIVERSIDE, CA 92505
Riverside County (951) 476-5642
ANAIS MARIN
Social Worker (Clinical)
4187 FLAT ROCK DR STE 350
RIVERSIDE, CA 92505
Riverside County (951) 476-5642
MR. PAUL DAVID BAUM LCSW
Social Worker (Clinical)
4187 FLAT ROCK DR STE 350
RIVERSIDE, CA 92505
Riverside County (951) 476-5642

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 Marcus Sanders's NPI number?

The NPI number for Marcus Sanders is 1154227411. It was assigned to this individual provider in the NPPES registry on October 14, 2026.

Where is Marcus Sanders located?

Marcus Sanders practices at 4187 Flat Rock Dr Ste 350, Riverside, CA 92505. The listed phone number is (951) 476-5642.

What is Marcus Sanders's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Marcus Sanders was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.