Organization Active NPI

Lewistown Adult Health and Wound Care PLLC

  • Gerontology Nurse Practitioner
  • Lewistown, MT
National Provider Identifier
1023769973
Registry record updated Mar 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gerontology Nurse PractitionerTaxonomy code 363LG0600X
Legal business name
LEWISTOWN ADULT HEALTH AND WOUND CARE PLLC
Practice address
419 E Broadway St
Lewistown, MT 59457-1904
Phone
(406) 535-3398
Fax
(406) 535-1940
NPI assigned
Jan 12, 2022
Last updated
Mar 21, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 21, 2026

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

Authorized official

Name
Wendy L Maddux, A-GNP-CNPI 1023346004
Title
Sole Member Owner
Phone
(406) 561-3084

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Gerontology Nurse Practitioner 363LG0600X Primary
Clinical Nurse Specialist 364S00000X
Wound Care Registered Nurse 163WW0000X

Addresses

Primary practice location

419 E Broadway St
Lewistown, MT 59457-1904

Mailing address

419 E Broadway St
Lewistown, MT 59457-1904
Phone (406) 535-3398

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MT

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20220215000260 MT Part B Supplier - Clinic/Group Practice 3476946484 Receives reassigned benefits from 1 practitioner
Practice locations: Lewistown, MT

National Provider Directory

National Provider Directory

Locations

611 NE Main St
Ste 2
Lewistown, MT 59457
Phone (406) 350-4067

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/25901/brand/1/csg/1/fhir/r4

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1641945600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774051200000",
    "number": "1023769973",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "419 E BROADWAY ST",
            "city": "LEWISTOWN",
            "state": "MT",
            "postal_code": "594571904",
            "telephone_number": "406-535-3398",
            "fax_number": "406-535-1940"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "419 E BROADWAY ST",
            "city": "LEWISTOWN",
            "state": "MT",
            "postal_code": "594571904",
            "telephone_number": "406-535-3398",
            "fax_number": "406-535-1940"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "LEWISTOWN ADULT HEALTH AND WOUND CARE PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2022-01-12",
        "last_updated": "2026-03-21",
        "certification_date": "2026-03-21",
        "status": "A",
        "authorized_official_last_name": "MADDUX",
        "authorized_official_first_name": "WENDY",
        "authorized_official_middle_name": "L",
        "authorized_official_title_or_position": "SOLE MEMBER OWNER",
        "authorized_official_telephone_number": "406-561-3084",
        "authorized_official_credential": "A-GNP-C"
    },
    "taxonomies": [
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "364S00000X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "163WW0000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Wound Care",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lewistown, MT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.