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MEGAN WILLIAMS MSW, LCSW
NPI 1225485527
Social Worker - Clinical in Robinson, IL

Active since May 17, 2016PECOS EnrolledAccepts Medicare Assignment
1101 N ALLEN ST, ROBINSON, IL 62454(618) 544-8500 Get Directions Write a Review

NPPES record last updated: June 26, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 7, 2025, Nov 1, 2016, May 19, 2016 (3 updates tracked since 2016).

About Megan Williams Msw, Lcsw NPPES

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

MEGAN WILLIAMS MSW, LCSW (NPI 1225485527) is an individual clinical provider in Robinson, Illinois, licensed in Illinois (149.021810) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1225485527
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMEGAN WILLIAMSCredential: MSW, LCSW
Location Address1101 N ALLEN STRobinson, IL 62454-1168
Mailing Address1101 N Allen StRobinson, IL 62454-1168 · (618) 544-8500 · Fax (618) 546-2632
Phone(618) 544-8500
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 17, 2016
Last NPPES UpdateJune 26, 20263 updates tracked since enumeration
NPPES CertifiedJune 26, 2026
✔ NPI 1225485527 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 · 149.021810
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.
1101 N ALLEN ST, Robinson, IL 62454
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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 and accepts Medicare assignment

Megan Williams Msw, Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2668882036
PECOS Enrollment IDI20210311000629
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 Megan Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Crawford Hospital District
0.1 mi
Critical Access
1000 N ALLEN ST
Robinson, IL 62454
  • Reassigned Medicare billing, Illinois enrollment
  • 116 clinicians in this Medicare group
NPI 1265493720 (618) 544-3131
County Of Lawrence Health Department
20 mi
Community/Behavioral Health
2101 JAMES ST
Lawrenceville, IL 62439
  • Reassigned Medicare billing, Illinois enrollment
  • 6 clinicians in this Medicare group
NPI 1528298015 (618) 943-3302

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 62454 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 12

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

DR. ROBERT THOMAS WALSH DO
Obstetrics & Gynecology
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 546-3800
MRS. ELEANOR UMALI ATIENZA-TENNISON DO
Family Medicine
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-3125
JENNA L KINTNER NP
Nurse Practitioner (Family)
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-8500
ERIN ELIZABETH ADAMS APRN
Nurse Practitioner (Family)
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-3131
VICKIE BECKER MD
Internal Medicine
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 546-5464
KATIE JO PARKER APRN, FNP-C
Nurse Practitioner (Family)
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-3800
DR. MICHAEL GENE PHILLIPPE MD
Family Medicine
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-3699
JASON MICHAEL RICHART PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
1101 N ALLEN ST
ROBINSON, IL 62454
Crawford County (618) 544-8500

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 Megan Williams's NPI number?

The NPI number for Megan Williams is 1225485527. It was assigned to this individual provider in the NPPES registry on May 17, 2016.

Where is Megan Williams located?

Megan Williams practices at 1101 N Allen St, Robinson, IL 62454. The listed phone number is (618) 544-8500.

What is Megan Williams's specialty?

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

Is Megan Williams enrolled in Medicare?

Yes. Megan Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Megan Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Megan Williams reassigns Medicare benefits to 2 organizations: Crawford Hospital District (Robinson, IL) and County Of Lawrence Health Department (Lawrenceville, 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 Megan Williams'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 Megan Williams was last updated on June 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.