Individual provider Active NPI

Larissa Chaidez

  • Family Nurse Practitioner
  • Wilmington, IL
National Provider Identifier
1437013125
Registry record updated Feb 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
209033243 Issued in IL
Practice address
121 Robert P Weidling Dr
Wilmington, IL 60481-1679
Phone
(815) 726-2200
NPI assigned
Dec 16, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 5, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 209033243 IL Primary

Addresses

Primary practice location

121 Robert P Weidling Dr
Wilmington, IL 60481-1679

Mailing address

2025 S Chicago St
Joliet, IL 60436-3172
Phone (815) 726-2200

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20260102000771 IL Practitioner - Nurse Practitioner 3375039001 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Post Acute Medical PLLCGroup PAC ID 5193156115, 433 clinicians
Primary Care Physicians of Joliet SCGroup PAC ID 5193078095, 18 clinicians

Practice addresses (Care Compare)

101 E Via Ghiglieri
Toluca, IL 61369-9596
Phone (877) 883-9430

121 Robert P Weidling Dr
Wilmington, IL 60481-1679
Phone (815) 726-2200

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
209033243ILMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Primary Care Physicians of Joliet SC CurrentSince Jan 1, 2026 Accepting new patients
Altea Medical Illinois PLLC CurrentSince Dec 22, 2025 Accepting new patients
Post Acute Medical PLLC CurrentSince Dec 22, 2025 Accepting new patients
Oak Street Health Physicians Group, PC Family Past Accepting new patients

Locations

400 E Rivulon Blvd
Ste 103
Gilbert, AZ 85297

490 W 16th Pl
Chicago Hts, IL 60411
Phone (708) 481-4444

3354 Jerome Ln
East Saint Louis, IL 62206
Phone (618) 337-9400

1101 E State St
Geneva, IL 60134
Phone (312) 519-9009

2025 S Chicago St
Joliet, IL 60436
Phone (815) 726-2200

2025 S Chicago St
Ste B
Joliet, IL 60436
Phone (815) 957-4174

2025 S Chicago St
Ste 1
Joliet, IL 60436
Phone (815) 726-2200

555 W Carpenter St
Springfield, IL 62702
Phone (217) 525-1880

101 E Via Ghiglieri
Toluca, IL 61369
Phone (815) 452-2367

121 Winchester Green Dr
Wilmington, IL 60481
Phone (815) 286-8487

Organizations & group practices 4

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

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1765843200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770249600000",
    "number": "1437013125",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2025 S CHICAGO ST",
            "city": "JOLIET",
            "state": "IL",
            "postal_code": "604363172",
            "telephone_number": "815-726-2200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "121 ROBERT P WEIDLING DR",
            "city": "WILMINGTON",
            "state": "IL",
            "postal_code": "604811679",
            "telephone_number": "815-726-2200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAIDEZ",
        "first_name": "LARISSA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-12-16",
        "last_updated": "2026-02-05",
        "certification_date": "2026-02-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IL",
            "license": "209033243",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilmington, IL

Sources for this page

Verify at the official NPI Registry.