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MR. WILLIAM ANTHONY MATHIS LCSW, CADC
NPI 1639408990
Social Worker - Clinical in Clarksville, IN

Active since December 16, 2009PECOS Enrolled
517 LITTLE LEAGUE BLVD, CLARKSVILLE, IN 47129(888) 948-6789(877) 345-3501 Get Directions Write a Review

NPPES record last updated: October 29, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. William Anthony Mathis Lcsw, Cadc NPPES

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

MR. WILLIAM ANTHONY MATHIS LCSW, CADC (NPI 1639408990) is an individual clinical provider in Clarksville, Indiana, licensed in Kentucky (3320) and active in the NPI registry since December 2009. He is enrolled in Medicare PECOS and maintains a secondary practice location in Louisville.

NPPES Registry Identity

NPI1639408990
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. WILLIAM ANTHONY MATHISCredential: LCSW, CADC
Location Address517 LITTLE LEAGUE BLVDClarksville, IN 47129-6629
Mailing Address3907 Elgin WayLouisville, KY 40216-4908 · (502) 778-2006
Phone(888) 948-6789
Fax(877) 345-3501
Sole ProprietorYes
Enumeration DateDecember 16, 2009
Last NPPES UpdateOctober 29, 2018
✔ NPI 1639408990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in KY · 3320✔ Licensed in IN · 34005676A
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 1048 (KY)
517 LITTLE LEAGUE BLVD, Clarksville, IN 47129
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Secondary Practice Location 1

Location 13907 Elgin WayLouisville, KY 40216-4908 · Phone (502) 778-2006

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. William Anthony Mathis Lcsw, Cadc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 47129 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $53.07 – $161.76
Typical copayment $0.00 (range $13.26 – $40.44)
Most-billed visit code NA
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

T MATHIS DEVELOPMENT LLC
Social Worker (Clinical)
517 LITTLE LEAGUE BLVD
CLARKSVILLE, IN 47129
Clark County (888) 948-6789

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 Mathis's NPI number?

The NPI number for William Mathis is 1639408990. It was assigned to this individual provider in the NPPES registry on December 16, 2009.

Where is William Mathis located?

William Mathis practices at 517 Little League Blvd, Clarksville, IN 47129. The listed phone number is (888) 948-6789.

What is William Mathis's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is William Mathis enrolled in Medicare?

Yes. William Mathis is registered in the Medicare PECOS enrollment system.

What insurance does William Mathis accept?

Health plans from CareSource and UnitedHealthcare list William Mathis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Mathis was last updated on October 29, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.