Darrell Mahan, LCSW
NPI 1639155104 · Clinical Social Worker · West Plains, MO
Darrell Mahan, LCSW is a Clinical Social Worker provider in West Plains, MO (NPI 1639155104).
Provider details
- NPI number
- 1639155104
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- License
- 2003003882 (MO)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Darrell Mahan's NPI number?
- Darrell Mahan's National Provider Identifier (NPI) is 1639155104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darrell Mahan's specialty?
- Darrell Mahan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Darrell Mahan located?
- Darrell Mahan's practice location on file with NPPES is 1115 Independence Dr, West Plains, MO 65775-4221.
- What is Darrell Mahan's phone number?
- The practice phone number listed in the NPPES registry for Darrell Mahan is (417) 255-8464.
- Is Darrell Mahan's NPI active?
- Yes — Darrell Mahan's NPI (1639155104) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.