Katherine Guo

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

Practice address

530 NE Glen Oak Ave
Peoria, IL 61637-0001

Phone

(309) 655-2000

NPI assigned

Jan 9, 2026

Last updated

Jan 9, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

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

Physician Assistant

Education

University of Tennessee, HSC, College of Medicine, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Osf Multi-Specialty GroupGroup PAC ID 3678889789, 2,123 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Osf Multi-Specialty Group

  • Internal Medicine Physician
  • Peoria, IL
  • NPI 1922445527
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1767916800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767916800000",
    "number": "1588521504",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "530 NE GLEN OAK AVE",
            "city": "PEORIA",
            "state": "IL",
            "postal_code": "616370001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "530 NE GLEN OAK AVE",
            "city": "PEORIA",
            "state": "IL",
            "postal_code": "616370001",
            "telephone_number": "309-655-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUO",
        "first_name": "KATHERINE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-01-09",
        "last_updated": "2026-01-09",
        "certification_date": "2026-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Darrel C Gumm, MD
• Lisa D Gummerman, PT
• Brooklyn Gunderson
• Olivia Guntin
• Cynthia Guo, MD
• Khyati Nitin Gupta, M.B.B.S.
• Maria D Gurdian-McCrea, LCPC
• Joseph Troy Gustafson
• Martina Gustafson
• Amanda M Gutierrez

• Medical Physician Assistant in Peoria, IL
• Providers in Peoria, IL by specialty
• Medical Physician Assistant in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 9, 2026; 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.