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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.

DARRELL F MAHAN LCSW
NPI 1639155104
Social Worker - Clinical in West Plains, MO

Active since December 16, 2005
1115 INDEPENDENCE DR, WEST PLAINS, MO 65775(417) 255-8464(417) 255-9741 Get Directions Write a Review

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

About Darrell F Mahan Lcsw NPPES

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

DARRELL F MAHAN LCSW (NPI 1639155104) is an individual clinical provider in West Plains, Missouri, licensed in Missouri (2003003882) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1639155104
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameDARRELL F MAHANCredential: LCSW
Location Address1115 INDEPENDENCE DRWest Plains, MO 65775-4221
Mailing Address1115 Independence DrWest Plains, MO 65775-4221 · (417) 255-8464 · Fax (417) 255-9741
Phone(417) 255-8464
Fax(417) 255-9741
Sole ProprietorNo
Enumeration DateDecember 16, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1639155104 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 · 2003003882
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.
1115 INDEPENDENCE DR, West Plains, MO 65775
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Other Identifiers 1

Medicaid4990055228MO

Other Providers at the Same Location NPPES 3

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

TRAVIS SHEARER DENTIST
Dentist
1115 INDEPENDENCE DR
WEST PLAINS, MO 65775
Howell County (417) 255-8464
ELIZABETH W MAHAN LCSW
Social Worker (Clinical)
1115 INDEPENDENCE DR
WEST PLAINS, MO 65775
Howell County (417) 255-8464
BILLIE RUTH HUTCHINGS LCSW
Social Worker (Clinical)
1115 INDEPENDENCE DR
WEST PLAINS, MO 65775
Howell County (417) 255-8464

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 Darrell Mahan's NPI number?

The NPI number for Darrell Mahan is 1639155104. It was assigned to this individual provider in the NPPES registry on December 16, 2005.

Where is Darrell Mahan located?

Darrell Mahan practices at 1115 Independence Dr, West Plains, MO 65775. The listed phone number is (417) 255-8464.

What is Darrell Mahan'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 Darrell Mahan 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.