Grant Ross Walker, DO

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

OP70005432 Issued in WA

Practice address

1718 E Kessler Blvd
Longview, WA 98632-1842

Phone

(360) 747-5800

Fax

(360) 575-3846

NPI assigned

Jun 13, 2022

Sex

Male

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 WA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Family Practice

Education

Kansas City University of Med & Biosciences, College of Osteo Med, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

PeacehealthGroup PAC ID 5890689293, 188 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Assured Home Health and Hospice Home health agency, Centralia, WA, CCN 507042
• Peacehealth St John Medical Center Hospital, Longview, WA, CCN 500041

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: grant.walker@hca3.eclinicaldirectplus.com
• Direct secure messaging: gwalker771447@direct.peacehealth.org

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.

• Peacehealth

  • Multi-Specialty Clinic/Center
  • Longview, WA
  • NPI 1720056187

  Family Medicine

  Medicare reassignment Care Compare group NPD
• Peacehealth

  • Physical Therapist
  • Longview, WA
  • NPI 1275501538
  NPD (past)

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

• Northwest Healthcare Alliance, Inc.

  • Home Health Agency
  • Centralia, WA
  • NPI 1154397305
  Care Compare affiliation
• Peacehealth

  • General Acute Care Hospital
  • Longview, WA
  • NPI 1073510277
  Care Compare affiliation

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

{
    "created_epoch": "1655078400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755648000000",
    "number": "1285364265",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1010 N KANSAS ST # KS",
            "city": "WICHITA",
            "state": "KS",
            "postal_code": "672143124",
            "telephone_number": "316-293-2665"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1718 E KESSLER BLVD",
            "city": "LONGVIEW",
            "state": "WA",
            "postal_code": "986321842",
            "telephone_number": "360-747-5800",
            "fax_number": "360-575-3846"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1010 N Kansas St",
            "address_purpose": "LOCATION",
            "city": "Wichita",
            "state": "KS",
            "postal_code": "672143124",
            "country_code": "US",
            "telephone_number": "316-293-2665",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WALKER",
        "first_name": "GRANT",
        "middle_name": "ROSS",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-06-13",
        "last_updated": "2025-08-20",
        "certification_date": "2025-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "KS",
            "license": "94-10996",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WA",
            "license": "OP70005432",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hope K Wagoner, AAC, CPC
• Wal-Mart Stores, Inc
• Gina Lynn Wald, CRNA
• Walgreen Co
• Cristina Y Walker
• Julie A Wallace
• Olivia Wallace
• Ann Waller, BS, AAC
• Elle Marie Waller, BS, R-AAC
• Nelita Wallingford

• Family Medicine Physician in Longview, WA
• Providers in Longview, WA by specialty
• Family Medicine Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 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.