MR. JAMES MASHAUN WILLIAMS CSAC, LPC-IT, CSIT
NPI 1295064558
Counselor - Addiction (Substance Use Disorder) in Oshkosh, WI

Q: What is James Williams's NPI number?

The NPI number for James Williams is 1295064558. It was assigned to this individual provider in the NPPES registry on December 16, 2009.

Q: What is James Williams's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for James Williams was last updated on November 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 December 16, 2009

404 N MAIN ST STE 501, OSHKOSH, WI 54901(920) 479-1087 Get Directions Write a Review

NPPES record last updated: November 18, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. James Mashaun Williams Csac, Lpc-it, Csit NPPES

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

MR. JAMES MASHAUN WILLIAMS CSAC, LPC-IT, CSIT (NPI 1295064558) is an individual addiction (substance use disorder) provider in Oshkosh, Wisconsin, licensed in Wisconsin (15549-132) and active in the NPI registry since December 2009.

NPPES Registry Identity

NPI1295064558

Entity TypeIndividualMale

Primary Taxonomy101YA0400X

Provider Legal NameMR. JAMES MASHAUN WILLIAMSCredential: CSAC, LPC-IT, CSIT

Location Address404 N MAIN ST STE 501Oshkosh, WI 54901-4952

Mailing Address404 N Main St Ste 501Oshkosh, WI 54901-4952 · (920) 479-1087

Phone(920) 479-1087

Sole ProprietorYes

Enumeration DateDecember 16, 2009

Last NPPES UpdateNovember 18, 2016

✔ NPI 1295064558 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

License✔ Licensed in WI · 15549-132

Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 1515-226 (WI)

404 N MAIN ST STE 501, Oshkosh, WI 54901

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Other Providers at the Same Location NPPES

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

WC&C-WILLIAMS COUNSELING AND CONSULTATION

Community/Behavioral Health

404 N MAIN ST STE 501
OSHKOSH, WI 54901

Winnebago County (920) 478-1089

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 James Williams's NPI number?

The NPI number for James Williams is 1295064558. It was assigned to this individual provider in the NPPES registry on December 16, 2009.

Where is James Williams located?

James Williams practices at 404 N Main St Ste 501, Oshkosh, WI 54901. The listed phone number is (920) 479-1087.

What is James Williams's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for James Williams was last updated on November 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.