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WILLIAM G. BARNES MSW, LCSW
NPI 1013239896
Social Worker - Clinical in Macomb, IL

Active since February 22, 2010PECOS Enrolled
210 S RANDOLPH ST, MACOMB, IL 61455(309) 313-2538(309) 313-2538 Get Directions Write a Review

NPPES record last updated: February 27, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About William G. Barnes Msw, Lcsw NPPES

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

WILLIAM G. BARNES MSW, LCSW (NPI 1013239896) is an individual clinical provider in Macomb, Illinois, licensed in Illinois (149017869) and active in the NPI registry since February 2010. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013239896
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameWILLIAM G. BARNESCredential: MSW, LCSW
Location Address210 S RANDOLPH STMacomb, IL 61455-3828
Mailing Address914 Pennyoaks DrMacomb, IL 61455-3422 · (309) 313-2538 · Fax (309) 313-2538
Phone(309) 313-2538
Fax(309) 313-2538
Sole ProprietorYes
Enumeration DateFebruary 22, 2010
Last NPPES UpdateFebruary 27, 2016
✔ NPI 1013239896 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 IL · 149017869
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.
210 S RANDOLPH ST, Macomb, IL 61455
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William G. Barnes Msw, Lcsw 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 Reassignments

2

Medicare enrollment records show William Barnes reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Osf Healthcare System
19 mi
Rural Health
235 E PENN AVE
Roseville, IL 61473
  • Reassigned Medicare billing, Illinois enrollment
  • 93 clinicians in this Medicare group
NPI 1730788902 (309) 426-2128
Knox Community Health Center Nfp
38 mi
Federally Qualified Health Center (FQHC)
1361 W FREMONT ST
Galesburg, IL 61401
  • Reassigned Medicare billing, Illinois enrollment
  • 6 clinicians in this Medicare group
NPI 1649526773 (309) 344-2225

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 61455 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 $54.80 – $168.44
Typical copayment $0.00 (range $13.70 – $42.11)
Most-billed visit code NA
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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 4

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

DR. NICOLE CHRISTINE HERNANDEZ PHD
Psychologist (Clinical)
210 S RANDOLPH ST
MACOMB, IL 61455
McDonough County (734) 673-1672
DR. JOSEPH WILLIAM PROCTOR
Psychologist
210 S RANDOLPH ST
MACOMB, IL 61455
McDonough County (217) 779-6063
MACOMB MENTAL WELLNESS LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
210 S RANDOLPH ST
MACOMB, IL 61455
McDonough County (217) 779-6063
DR. DIANA BROOK DOBIER PSYD LCP
Psychologist
210 S RANDOLPH ST
MACOMB, IL 61455
McDonough County (217) 779-5506

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 Barnes's NPI number?

The NPI number for William Barnes is 1013239896. It was assigned to this individual provider in the NPPES registry on February 22, 2010.

Where is William Barnes located?

William Barnes practices at 210 S Randolph St, Macomb, IL 61455. The listed phone number is (309) 313-2538.

What is William Barnes's specialty?

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

Is William Barnes enrolled in Medicare?

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

Which organizations bill Medicare for William Barnes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Barnes reassigns Medicare benefits to 2 organizations: Osf Healthcare System (Roseville, IL) and Knox Community Health Center Nfp (Galesburg, IL). Each 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 William Barnes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Barnes was last updated on February 27, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.