Stephen Hasler Thatcher, M.D.

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

MD60597209 Issued in WA

Practice address

101 W 8TH Ave
Spokane, WA 99204-2307

Phone

(509) 228-1000

Fax

(509) 252-9300

NPI assigned

Nov 9, 2009

Sex

Male

Sole proprietor

Yes

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, ID2 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 2

Specialty

Radiation Oncology

Education

Medical College of Wisconsin, 2006

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Cancer Care Northwest Centers P SGroup PAC ID 4688561939, 40 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Prov Sacred HRT Med Ctr & Childs Hosp. Hospital, Spokane, WA, CCN 500054
• Pullman Regional Hospital Hospital, Pullman, WA, CCN 501331

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Cancer Care Northwest Centers P S

  • Hematology & Oncology Physician
  • Spokane Valley, WA
  • NPI 1922072081

  ID, Radiation Oncology

  Medicare reassignment Care Compare group NPD
• Cancer Care Northwest Centers P S

  • Non-Pharmacy Dispensing Site
  • Spokane, WA
  • NPI 1144900705
  NPD
• Pikes Peak Radiation Oncology P.C.

  • Radiation Oncology Physician
  • Colorado Springs, CO
  • NPI 1306826482
  NPD (past)
• University of Minnesota Physicians

  • Multi-Specialty Clinic/Center
  • Minneapolis, MN
  • NPI 1477598118
  NPD (past)

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

• Providence Health & Services - Wa

  • General Acute Care Hospital
  • Spokane, WA
  • NPI 1144471715
  Care Compare affiliation
• Public Hospital District #1-a of Whitman County

  • Critical Access Hospital
  • Pullman, WA
  • NPI 1366446767
  Care Compare affiliation

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

{
    "created_epoch": "1257724800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773878400000",
    "number": "1851628077",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1204 N VERCLER RD",
            "city": "SPOKANE VALLEY",
            "state": "WA",
            "postal_code": "992161020",
            "telephone_number": "509-228-1000",
            "fax_number": "509-252-9300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 W 8TH AVE",
            "city": "SPOKANE",
            "state": "WA",
            "postal_code": "992042307",
            "telephone_number": "509-228-1000",
            "fax_number": "509-252-9300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THATCHER",
        "first_name": "STEPHEN",
        "middle_name": "HASLER",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-11-09",
        "last_updated": "2026-03-19",
        "certification_date": "2026-03-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "WA",
            "license": "MD60597209",
            "primary": true
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "ID",
            "license": "M-13076",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Julie Thackston
• Camtu M Thai, MD
• Khoinguyen Thai, PHARMD
• Daniel Samir Thakur
• Tharseo Counseling Services
• David A Thayer, MD
• Vena Marie Thayer, DO60444151
• The Anna Schindler Foundation Inc
• The Artisans Ark
• The Cloud Couch, LLC

• Radiation Oncology Physician in Spokane, WA
• Providers in Spokane, WA by specialty
• Radiation Oncology Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 19, 2026; 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.