Casey David Williams, FNP

Primary specialty

Primary Care Nurse PractitionerTaxonomy code 363LP2300X

License

209.033457 Issued in IL

Practice address

401 N Main St
Roanoke, IL 61561-7585

Phone

(309) 923-2661

NPI assigned

Oct 8, 2025

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Saint James Hospital 74 clinicians

Osf Multi-Specialty Group 2,123 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Saint Francis Medical Center Hospital, Peoria, IL, CCN 140067

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Osf Multi-Specialty Group

  • Internal Medicine Physician
  • Peoria, IL
  • NPI 1922445527

  IL

  Medicare reassignment Care Compare group NPD
• Saint James Hospital

  • Anesthesiology Physician
  • Pontiac, IL
  • NPI 1790735421

  IL

  Medicare reassignment Care Compare group NPD
• Saint James Hospital

  • Rural Health Clinic/Center
  • Roanoke, IL
  • NPI 1164138848
  Care Compare group NPD
• Saint James Hospital

  • Medicare Defined Swing Bed Hospital Unit
  • Pontiac, IL
  • NPI 1023060613
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • El Paso, IL
  • NPI 1154046597
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Dwight, IL
  • NPI 1205551652
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Pontiac, IL
  • NPI 1245955608
  Care Compare group
• Saint James Hospital

  • General Acute Care Hospital
  • Pontiac, IL
  • NPI 1407808090
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Flanagan, IL
  • NPI 1437874898
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Pontiac, IL
  • NPI 1447976113
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Cullom, IL
  • NPI 1467178814
  Care Compare group
• Saint James Hospital

  • Rural Health Clinic/Center
  • Clinton, IL
  • NPI 1770208134
  Care Compare group

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1759881600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759881600000",
    "number": "1992670053",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 N MAIN ST",
            "city": "ROANOKE",
            "state": "IL",
            "postal_code": "615617585",
            "telephone_number": "815-482-7458"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 N MAIN ST",
            "city": "ROANOKE",
            "state": "IL",
            "postal_code": "615617585",
            "telephone_number": "309-923-2661"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "CASEY",
        "middle_name": "DAVID",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-10-08",
        "last_updated": "2025-10-08",
        "certification_date": "2025-10-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP2300X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Primary Care",
            "state": "IL",
            "license": "209.033457",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• All providers in Roanoke, IL
• Primary Care Nurse Practitioner in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 8, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.