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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.

DENNIS R. DUKE LCPC
NPI 1811956014
Counselor - Mental Health in Springfield, IL

Active since March 17, 2006
901 N 1ST ST, SUITE 225, SPRINGFIELD, IL 62702(217) 523-2217(217) 788-4147 Get Directions Write a Review

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

About Dennis R. Duke Lcpc NPPES

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

DENNIS R. DUKE LCPC (NPI 1811956014) is an individual mental health provider in Springfield, Illinois and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1811956014
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameDENNIS R. DUKECredential: LCPC
Location Address901 N 1ST ST, SUITE 225Springfield, IL 62702-3748
Mailing Address710 N 8th StSpringfield, IL 62702-6324 · (217) 525-1064 · Fax (217) 525-1651
Phone(217) 523-2217
Fax(217) 788-4147
Sole ProprietorNo
Enumeration DateMarch 17, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1811956014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
901 N 1ST ST, Springfield, IL 62702
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Other Providers at the Same Location NPPES 17

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

MR. JONATHAN DEAN PONSER M.A., LCPC, NCC
Counselor (Professional)
901 N 1ST ST
SPRINGFIELD, IL 62702
Sangamon County (217) 788-4065
BRADLEY C. BRENEMAN LCSW
Social Worker (Clinical)
901 N 1ST ST, SUITE 225
SPRINGFIELD, IL 62702
Sangamon County (217) 788-4065
MRS. JULIANNA M. WILLEFORD RN
Registered Nurse (Psychiatric/Mental Health, Child & Adolescent)
901 N 1ST ST, SUITE 101
SPRINGFIELD, IL 62702
Sangamon County (217) 757-7700
MRS. JUDE ANNE CLAPPER MS RD LDN CDE
Dietitian, Registered
901 N 1ST ST, SUITE 225
SPRINGFIELD, IL 62702
Sangamon County (217) 788-4115
REBECCA A. SHAW LCSW
Social Worker (Clinical)
901 N 1ST ST
SPRINGFIELD, IL 62702
Sangamon County (217) 523-2217
DEBRA D ANDREWS LCPC
Counselor (Professional)
901 N 1ST ST, SUITE 225
SPRINGFIELD, IL 62702
Sangamon County (217) 788-4065
CAITLIN DEADY
Social Worker (Clinical)
901 N 1ST ST, SUITE 225
SPRINGFIELD, IL 62702
Sangamon County (217) 523-2217
LANA J. MILLER LCSW
Social Worker (Clinical)
901 N 1ST ST, SUITE 225
SPRINGFIELD, IL 62702
Sangamon County (217) 757-7700

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 Dennis Duke's NPI number?

The NPI number for Dennis Duke is 1811956014. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Where is Dennis Duke located?

Dennis Duke practices at 901 N 1st St Suite 225, Springfield, IL 62702. The listed phone number is (217) 523-2217.

What is Dennis Duke's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Dennis Duke 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 39 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.