Individual provider Active NPI

Seth Brian Gillham, M.D.

  • Diagnostic Radiology Physician
  • Walla Walla, WA
National Provider Identifier
1588944847
Registry record updated May 20, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
MD60703695 Issued in WA
Practice address
401 W Poplar St
Walla Walla, WA 99362-2846
Phone
(509) 897-5850
NPI assigned
Aug 18, 2011
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 20, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Diagnostic Radiology Physician 2085R0202X MD60703695 WA Primary

Addresses

Primary practice location

401 W Poplar St
Walla Walla, WA 99362-2846

Mailing address

401 W Poplar St
Walla Walla, WA 99362-2846
Phone (509) 897-5850

Other practice location 1

801 S Stevens St
Spokane, WA 99204-2654
Phone (509) 363-7788

Other identifiers 1

IdentifierTypeStateIssuer
2069878MedicaidWA

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address sgillham752582@wm.providencedirect.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, WA, MT, OR4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20160415001673 CA Practitioner - Diagnostic Radiology 9032417589 Reassigns benefits to 1 organization
I20170110002677 WA Practitioner - Diagnostic Radiology 9032417589 Reassigns benefits to 13 organizations
I20210624001219 MT Practitioner - Diagnostic Radiology 9032417589 Reassigns benefits to 3 organizations
I20230202000237 OR Practitioner - Diagnostic Radiology 9032417589 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Loma Linda University School of Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Integra Imaging PSGroup PAC ID 1355593062, 126 clinicians
Inland Imaging Associates PSGroup PAC ID 7810327210, 124 clinicians
Inland Imaging LLCGroup PAC ID 6608763016, 128 clinicians
The Corvallis Clinic P CGroup PAC ID 1456244540, 128 clinicians

Practice addresses (Care Compare)

101 W 8TH Ave
Spokane, WA 99204-2307
Phone (509) 363-7745

1200 12TH Ave S
Seattle, WA 98144-2712
Phone (509) 363-7788

200 Nat Washington Way
Columbia Basin Hospital
Ephrata, WA 98823-1997
Phone (509) 754-4631

2419 Mullan Rd
Suite D
Missoula, MT 59808-1856
Phone (509) 363-7788

2801 St Anthony Way
Pendleton, OR 97801-3800
Phone (541) 276-5121

3680 NW Samaritan Dr
Corvallis, OR 97330-3737
Phone (541) 754-1150

401 W Poplar St
Walla Walla, WA 99362-2846
Phone (509) 363-7745

500 E Webster Ave
Chewelah, WA 99109-9523
Phone (509) 363-7745

525 S Cowley St
Spokane, WA 99202-1381
Phone (509) 747-4455

531 Summers Cir
Walla Walla, WA 99362-8047
Phone (541) 754-1150

6 13TH Ave E
Polson, MT 59860-5315
Phone (209) 363-7788

7221 W Deschutes Ave
Suite a
Kennewick, WA 99336-7807
Phone (509) 363-7788

801 S Stevens St
Spokane, WA 99204-2654
Phone (509) 363-7745

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Grant County Public Hospital District 3 CurrentSince Dec 4, 2025 Accepting new patients
The Corvallis Clinic P C CurrentSince Aug 11, 2025 Accepting new patients
Okanogan Douglas County Hospital Dist1 CurrentSince Apr 15, 2022 Accepting new patients
The Corvallis Clinic P C CurrentSince Mar 23, 2026 Accepting new patients
Kadlec Regional Medical Center CurrentSince May 1, 2021 Accepting new patients
Columbia County Hospital District CurrentSince Jan 20, 2026 Accepting new patients
Moses Lake Community Health Center CurrentSince Jun 2, 2021 Accepting new patients
Okanogan Douglas County Hospital Dist 1 Current Accepting new patients
Oregon Healthcare Resources, LLC CurrentSince Sep 20, 2025 Accepting new patients
Kadlec Regional Medical Center CurrentSince May 1, 2021 Accepting new patients
Grant County Public Hospital District 2 CurrentSince Jul 23, 2021 Accepting new patients
Kadlec Regional Medical Center Current Accepting new patients
Columbia County Hospital District CurrentSince Jun 30, 2021 Accepting new patients
Inland Imaging Associates PS Diagnostic Radiology CurrentSince Jun 2, 2021 Accepting new patients
Inland Imaging LLC Diagnostic Radiology CurrentSince Jun 2, 2021 Accepting new patients
Faculty Physicians and Surgeons of Llusm Current Accepting new patients
Integra Imaging, PS Diagnostic Radiology CurrentSince Jun 2, 2021 Accepting new patients
Okanogan Douglas County Hospital Dist 1 CurrentSince Apr 15, 2022 Accepting new patients
Columbia County Hospital District CurrentSince Jun 30, 2021 Accepting new patients
Moses Lake Community Health Center CurrentSince Jun 2, 2021 Accepting new patients

Locations

File Number 54701
Los Angeles, CA 90074
Phone (909) 651-4300

2740 South Ave W
Missoula, MT 59804
Phone (406) 728-6010

2419 Mullan Rd
Ste D
Missoula, MT 59808
Phone (406) 540-1512

3680 NW Samaritan Dr
Ste 100
Corvallis, OR 97330
Phone (541) 754-1282

3680 NW Samaritan Dr
Corvallis, OR 97330
Phone (541) 754-1282

600 Country Club Rd
Eugene, OR 97401
Phone (541) 242-4172

600 Country Club Rd
#100
Eugene, OR 97401
Phone (541) 228-3400

2801 St Anthony Way
Pendleton, OR 97801
Phone (541) 276-5121

500 E Webster Ave
Chewelah, WA 99109
Phone (509) 482-2154

1012 S 3rd St
Dayton, WA 99328
Phone (509) 382-2531

200 Nat Washington Way
Ephrata, WA 98823
Phone (509) 754-3330

605 S Coolidge St
#101
Moses Lake, WA 98837
Phone (509) 765-0674

908 10th Ave SW
Quincy, WA 98848
Phone (509) 787-3503

1135 Jadwin Ave
Richland, WA 99352
Phone (509) 942-3300

888 Swift Blvd
Richland, WA 99352
Phone (509) 942-2115

1145 Broadway
Seattle, WA 98122

1200 12th Ave S
Seattle, WA 98144
Phone (206) 326-2400

747 Broadway
Seattle, WA 98122
Phone (360) 658-2488

525 S Cowley St
Spokane, WA 99202
Phone (509) 625-3397

801 S Stevens St
Spokane, WA 99204
Phone (206) 621-4316

401 W Poplar St
Walla Walla, WA 99362
Phone (509) 522-5731

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/14349/brand/4/csg/42/fhir/r4

Organizations & group practices 21

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.

View all 21

Hospital & facility affiliations 8

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

NPI Registry JSON

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

{
    "created_epoch": "1313625600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1621468800000",
    "number": "1588944847",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 W POPLAR ST",
            "city": "WALLA WALLA",
            "state": "WA",
            "postal_code": "993622846",
            "telephone_number": "509-897-5850"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 W POPLAR ST",
            "city": "WALLA WALLA",
            "state": "WA",
            "postal_code": "993622846",
            "telephone_number": "509-897-5850"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "801 S Stevens St",
            "address_purpose": "LOCATION",
            "city": "Spokane",
            "state": "WA",
            "postal_code": "992042654",
            "country_code": "US",
            "telephone_number": "509-363-7788",
            "fax_number": "509-363-7064",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GILLHAM",
        "first_name": "SETH",
        "middle_name": "BRIAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-08-18",
        "last_updated": "2021-05-20",
        "certification_date": "2021-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WA",
            "license": "MD60703695",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2069878",
            "state": "WA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "sgillham752582@wm.providencedirect.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "801 S Stevens St",
            "city": "Spokane",
            "state": "WA",
            "country_code": "US",
            "postal_code": "992042654",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Walla Walla, WA

Sources for this page

Verify at the official NPI Registry.