WILLIAM DAVID DUKE JR. M.A.
NPI 1851734909
Counselor - Mental Health in Naperville, IL

Q: What is William Duke's NPI number?

The NPI number for William Duke is 1851734909. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Q: What is William Duke's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Duke was last updated on April 8, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.

Active since April 08, 2013

1819 BAY SCOTT CIR, STE. 109, NAPERVILLE, IL 60540(630) 357-2456 Get Directions Write a Review

NPPES record last updated: April 8, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About William David Duke Jr. M.a. NPPES

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

WILLIAM DAVID DUKE JR. M.A. (NPI 1851734909) is an individual mental health provider in Naperville, Illinois and active in the NPI registry since April 2013.

NPPES Registry Identity

NPI1851734909

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameWILLIAM DAVID DUKE JR.Credential: M.A.

Location Address1819 BAY SCOTT CIR, STE. 109Naperville, IL 60540-1129

Mailing Address1819 Bay Scott Cir, Ste. 109Naperville, IL 60540-1129 · (630) 357-2456

Phone(630) 357-2456

Sole ProprietorNo

Enumeration DateApril 8, 2013

✔ NPI 1851734909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

1819 BAY SCOTT CIR, Naperville, IL 60540

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Other Providers at the Same Location NPPES 6

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

MRS. EUNSIL KIM LPC

Counselor (Professional)

1819 BAY SCOTT CIR
NAPERVILLE, IL 60540

Dupage County (630) 357-2456

NANCY ANN KRATZ PHD

Psychologist (Clinical)

1819 BAY SCOTT CIR, SUITE 109
NAPERVILLE, IL 60540

Dupage County (630) 357-2456

MICHAEL W. BRADBURN LCSW

Social Worker (Clinical)

1819 BAY SCOTT CIR, SUITE 109
NAPERVILLE, IL 60540

Dupage County (630) 357-2456

DR. DANA BETH WAGNER PSYD

Psychologist (Clinical)

1819 BAY SCOTT CIR, SUITE 109
NAPERVILLE, IL 60540

Dupage County (630) 357-2456

MARK RAMIREZ

Counselor (Professional)

1819 BAY SCOTT CIR, STE. 109
NAPERVILLE, IL 60540

Dupage County (630) 357-2456

DR. MAUREEN ANN VILLAGELIU M.D.

Pediatrics

1819 BAY SCOTT CIR, SUITE # 105
NAPERVILLE, IL 60540

Dupage County (630) 548-5437

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 William Duke's NPI number?

The NPI number for William Duke is 1851734909. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Where is William Duke located?

William Duke practices at 1819 Bay Scott Cir Ste. 109, Naperville, IL 60540. The listed phone number is (630) 357-2456.

What is William 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 William Duke was last updated on April 8, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.