Katherine Theresa Ruddy, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

1325 N Litchfield Rd Ste 125
Goodyear, AZ 85395-1215

Phone

(480) 420-0749

NPI assigned

Nov 14, 2022

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other names 1

• Katherine Theresa Witte Former name

Medicare fee-for-service enrollment

Enrolled in AZ

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

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

VHS Outpatient Clinics IncGroup PAC ID 4486566726, 206 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: katherine.witte.1@600.direct.athenahealth.com

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.

• VHS Outpatient Clinics, Inc.

  • Multi-Specialty Clinic/Center
  • Goodyear, AZ
  • NPI 1912979964
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1668384000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749513600000",
    "number": "1669180055",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1325 N LITCHFIELD RD STE 125",
            "city": "GOODYEAR",
            "state": "AZ",
            "postal_code": "853951215",
            "telephone_number": "480-420-0749"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1325 N LITCHFIELD RD STE 125",
            "city": "GOODYEAR",
            "state": "AZ",
            "postal_code": "853951215",
            "telephone_number": "480-420-0749"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RUDDY",
        "first_name": "KATHERINE",
        "middle_name": "THERESA",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-11-14",
        "last_updated": "2025-06-10",
        "certification_date": "2025-06-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHERINE",
            "last_name": "WITTE",
            "middle_name": "THERESA",
            "credential": "PA-C",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

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• Physician Assistant in Goodyear, AZ
• Providers in Goodyear, AZ by specialty
• Physician Assistant in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 10, 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.