Individual provider Active NPI

Madison Lynn Arndt, PA-C

  • Physician Assistant
  • Onalaska, WA
National Provider Identifier
1194523563
Registry record updated Mar 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA.70081013 Issued in WA
Practice address
1810 Hwy 508
Valley View Health Center - Onalaska
Onalaska, WA 98570-9636
Phone
(360) 978-6600
Fax
(360) 978-6610
NPI assigned
Mar 3, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA.70081013 WA Primary

Addresses

Primary practice location

1810 Hwy 508
Valley View Health Center - Onalaska
Onalaska, WA 98570-9636

Mailing address

2690 NE Kresky Ave
Chehalis, WA 98532-2412
Phone (360) 330-9595

Other identifiers 1

IdentifierTypeStateIssuer
2368716MedicaidWA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
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
I20260527001387 WA Practitioner - Physician Assistant 6800366287 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2025
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

2690 NE Kresky Ave
Chehalis, WA 98532-2412

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
PA.70081013WAMDPhysician Assistant

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1740960000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774828800000",
    "number": "1194523563",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2690 NE KRESKY AVE",
            "city": "CHEHALIS",
            "state": "WA",
            "postal_code": "985322412",
            "telephone_number": "360-330-9595",
            "fax_number": "360-330-9560"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1810 HWY 508",
            "address_2": "VALLEY VIEW HEALTH CENTER - ONALASKA",
            "city": "ONALASKA",
            "state": "WA",
            "postal_code": "985709636",
            "telephone_number": "360-978-6600",
            "fax_number": "360-978-6610"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ARNDT",
        "first_name": "MADISON",
        "middle_name": "LYNN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-03-03",
        "last_updated": "2026-03-30",
        "certification_date": "2026-03-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "WA",
            "license": "PA.70081013",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2368716",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Onalaska, WA

Sources for this page

Verify at the official NPI Registry.