Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Benjamin Stewart Duncan, LMSW

Social Worker in Leavenworth, KS · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1093207078

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Registry record

Entity type Individual (Type 1)

Name Benjamin Stewart Duncan

Credential LMSW

Sex Male

Practice address 500 Limit St, Leavenworth, KS, 66048

Phone (913) 682-5118

Fax (913) 682-4664

Enumeration date Jun 5, 2018

Last updated in NPPES Jun 5, 2018

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 10855 (KS) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Benjamin Duncan?

The National Provider Identifier (NPI) for Benjamin Duncan is 1093207078, a Type 1 (individual) record in the CMS NPPES registry.

Where does Benjamin Duncan practice?

The practice location on file with NPPES is in Leavenworth, KS. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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The Guidance Center, Inc Mental Health Counselor · Leavenworth, KS NPI 1841262839 Jim Sharpnack Psychologist · Leavenworth, KS NPI 1124090121 Cari Chapman Psychologist · Leavenworth, KS NPI 1194792879 Michael James Clinical Psychologist · Leavenworth, KS NPI 1902873698 William Warnes Child & Adolescent Psychiatry Physician · Leavenworth, KS NPI 1710937636 Jeffrey Copeland Adult Psychiatric/Mental Health Clinical Nurse Specialist · Leavenworth, KS NPI 1811905078 Christina Herbers Clinical Child & Adolescent Psychologist · Leavenworth, KS NPI 1265525257 John Churchill Social Worker · Leavenworth, KS NPI 1497820914

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-05.