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MS. DIANA LEE WILLIAMS L.C.S.W.
NPI 1881874204
Social Worker - Clinical in Indianapolis, IN

Active since November 14, 2007PECOS Enrolled
1001 W 10TH ST, INDIANAPOLIS, IN 46202(317) 554-2712 Get Directions Write a Review

NPPES record last updated: November 14, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ms. Diana Lee Williams L.c.s.w. NPPES

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

MS. DIANA LEE WILLIAMS L.C.S.W. (NPI 1881874204) is an individual clinical provider in Indianapolis, Indiana, licensed in Indiana (34005344A) and active in the NPI registry since November 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881874204
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. DIANA LEE WILLIAMSCredential: L.C.S.W.
Location Address1001 W 10TH STIndianapolis, IN 46202-2859
Mailing Address1001 W 10th StIndianapolis, IN 46202-2859 · (317) 554-2712
Phone(317) 554-2712
Sole ProprietorYes
Enumeration DateNovember 14, 2007
✔ NPI 1881874204 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 · 34005344A
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.
1001 W 10TH ST, Indianapolis, IN 46202
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Diana Lee Williams L.c.s.w. 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.

Medicare Billing Reassignment

Medicare enrollment records show Diana Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Evermore Therapy And Wellness Group LLC
13 mi
Mental Health (Including Community Mental Health Center)
7230 ARBUCKLE CMNS STE 146
Brownsburg, IN 46112
  • Reassigned Medicare billing, Indiana enrollment
  • 12 clinicians in this Medicare group
NPI 1477264190 (765) 969-0450

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46202 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 20

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

TRACY ANN WHITAKER MA, RD, CD
Dietitian, Registered
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 630-7287
MRS. LAURA MARIE SCHNUR R.D.
Dietitian, Registered
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 630-7287
SHIRLEY A HOWELL NP
Nurse Practitioner
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 808-0573
HEATHER R NIXON N.P.
Nurse Practitioner
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 274-8660
GREGORY P GRAMELSPACHER MD
Internal Medicine
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 630-7979
OSCAR VIEGAS MD
Anesthesiology
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 630-7525
CENTRAL BRACE & LIMB CO., INC.
Prosthetic/Orthotic Supplier
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 409-7974
JON D DUKE M.D.
Internal Medicine
1001 W 10TH ST
INDIANAPOLIS, IN 46202
Marion County (317) 630-7979

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 Diana Williams's NPI number?

The NPI number for Diana Williams is 1881874204. It was assigned to this individual provider in the NPPES registry on November 14, 2007.

Where is Diana Williams located?

Diana Williams practices at 1001 W 10th St, Indianapolis, IN 46202. The listed phone number is (317) 554-2712.

What is Diana Williams's specialty?

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

Is Diana Williams enrolled in Medicare?

Yes. Diana Williams is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Williams reassigns Medicare benefits to Evermore Therapy And Wellness Group LLC (Brownsburg, IN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Williams accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Diana 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 Diana Williams was last updated on November 14, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.