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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. MARILYN FAYE BASS LCSW
NPI 1497748578
Social Worker - Clinical in Ballwin, MO

Active since August 24, 2005
802 VILLETTE CT, BALLWIN, MO 63011(636) 256-2990(636) 256-2990 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Marilyn Faye Bass Lcsw NPPES

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

MS. MARILYN FAYE BASS LCSW (NPI 1497748578) is an individual clinical provider in Ballwin, Missouri, licensed in Missouri (SW000341) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1497748578
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. MARILYN FAYE BASSCredential: LCSW
Location Address802 VILLETTE CTBallwin, MO 63011-4142
Mailing Address802 Villette CtBallwin, MO 63011-4142 · (636) 256-2990 · Fax (636) 256-2990
Phone(636) 256-2990
Fax(636) 256-2990
Sole ProprietorNo
Enumeration DateAugust 24, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1497748578 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MO · SW000341
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.
802 VILLETTE CT, Ballwin, MO 63011
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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 Marilyn Bass's NPI number?

The NPI number for Marilyn Bass is 1497748578. It was assigned to this individual provider in the NPPES registry on August 24, 2005.

Where is Marilyn Bass located?

Marilyn Bass practices at 802 Villette Ct, Ballwin, MO 63011. The listed phone number is (636) 256-2990.

What is Marilyn Bass'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 Marilyn Bass was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 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.