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MR. MARK L WILLIAMS LCSW
NPI 1851389910
Social Worker - Clinical in Indianapolis, IN

Active since October 12, 2005
8202 CLEARVISTA PKWY, SUITE 6A, INDIANAPOLIS, IN 46256(317) 288-9942(317) 288-9945 Get Directions Write a Review

NPPES record last updated: August 9, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Mark L Williams Lcsw NPPES

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

MR. MARK L WILLIAMS LCSW (NPI 1851389910) is an individual clinical provider in Indianapolis, Indiana, licensed in Indiana (34002500A) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1851389910
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. MARK L WILLIAMSCredential: LCSW
Location Address8202 CLEARVISTA PKWY, SUITE 6AIndianapolis, IN 46256-1400
Mailing Address8202 Clearvista Pkwy, Suite 6aIndianapolis, IN 46256-1400 · (317) 288-9942 · Fax (317) 288-9945
Phone(317) 288-9942
Fax(317) 288-9945
Sole ProprietorNo
Enumeration DateOctober 12, 2005
Last NPPES UpdateAugust 9, 2013
✔ NPI 1851389910 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IN · 34002500A
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.
8202 CLEARVISTA PKWY, Indianapolis, IN 46256
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Other Identifiers 1

Medicare PINM400027237IN

Accepted Insurance

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

Other Providers at the Same Location NPPES 20

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

JOHN M. PORTER DDS
Dentist (Oral and Maxillofacial Surgery)
8202 CLEARVISTA PKWY, BUILDING 5 SUITE B
INDIANAPOLIS, IN 46256
Marion County (317) 842-6333
CONNECT HEARING, INC.
Hearing Aid Equipment
8202 CLEARVISTA PKWY, STE 9C
INDIANAPOLIS, IN 46256
Marion County (317) 621-5713
MCCALL DENTURES OF IN, P.C.
Dentist
8202 CLEARVISTA PKWY, SUITE 4B
INDIANAPOLIS, IN 46256
Marion County (317) 596-9700
ALLERGY ASSOCIATES OF CENTRAL IN
Allergy & Immunology
8202 CLEARVISTA PKWY, 4A
INDIANAPOLIS, IN 46256
Marion County (317) 621-5460
DR. GERALD LEVIN DDS
Dentist (General Practice)
8202 CLEARVISTA PKWY, STE 10A
INDIANAPOLIS, IN 46256
Marion County (317) 596-9700
JOI RENEE CRENSHAW CPM, CDEM
Midwife
8202 CLEARVISTA PKWY
INDIANAPOLIS, IN 46256
Marion County (317) 436-8306
DR. GARY NUNNALLY LCSW, DMIN
Social Worker (Clinical)
8202 CLEARVISTA PKWY, BLDG 7
INDIANAPOLIS, IN 46256
Marion County (317) 288-9942
PHILIP BRUCE LOCKHART JR. DDS
Dentist (General Practice)
8202 CLEARVISTA PKWY, BLDG 4 SUITE C
INDIANAPOLIS, IN 46256
Marion County (317) 849-9715

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 Mark Williams's NPI number?

The NPI number for Mark Williams is 1851389910. It was assigned to this individual provider in the NPPES registry on October 12, 2005.

Where is Mark Williams located?

Mark Williams practices at 8202 Clearvista Pkwy Suite 6A, Indianapolis, IN 46256. The listed phone number is (317) 288-9942.

What is Mark Williams's specialty?

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

What insurance does Mark Williams accept?

Health plans from CareSource list Mark Williams 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 Mark Williams was last updated on August 9, 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.