Casey Williamson, M.D.

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

MD209995 Issued in OR

Practice address

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011

Phone

(818) 364-1555

NPI assigned

Apr 15, 2017

Last updated

Nov 29, 2022By the provider in NPPES

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 OR

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

Radiation Oncology

Education

University of California, San Diego School of Medicine, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

University Professional ServicesGroup PAC ID 4880760107, 1,683 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Ohsu Hospital and Clinics Hospital, Portland, OR, CCN 380009
• Salem Hospital Hospital, Salem, OR, CCN 380051

Merit-based Incentive Payment System (MIPS)

Final score

99.11 of 100Reported as apm

Quality

84.29

Promoting interoperability

100

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

99.11 of 100Reported as apm

Quality

84.29

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: cwilliamson145187@direct.ohsu.edu

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• University Professional Services

  • General Practice Physician
  • Portland, OR
  • NPI 1376709535
  Medicare reassignment Care Compare group NPD
• Tuality Medical Group LLC

  • Internal Medicine Physician
  • Hillsboro, OR
  • NPI 1073929782
  Medicare reassignment NPD
• Tuality Medical Group LLC

  dba Hillsboro Medical Center Neurology Clinic

  • Neurology Physician
  • Hillsboro, OR
  • NPI 1639690704
  NPD
• University Professional Services

  dba OHSU Home Infusion Pharmacy

  • Pharmacy
  • Beaverton, OR
  • NPI 1073054714
  NPD
• University Professional Services

  dba Child Development & Rehabilitation Center in Portland

  • Multi-Specialty Clinic/Center
  • Portland, OR
  • NPI 1073767588
  NPD

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

• Oregon Health & Science University

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1609824010
  Care Compare affiliation
• Salem Health

  • General Acute Care Hospital
  • Salem, OR
  • NPI 1265431829
  Care Compare affiliation

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

{
    "created_epoch": "1492214400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1669680000000",
    "number": "1437683570",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "818-364-1555"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "CASEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-15",
        "last_updated": "2022-11-29",
        "certification_date": "2022-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "OR",
            "license": "MD209995",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Natalie Williamsen
• Aimee Williamson
• Angela Leanne Williamson, OTR/L
• Ariel Williamson, PHD
• Bradley Williamson, PMHNP-BC
• Charles E Williamson, NP
• Donna Louise Williamson
• Kathrine Margret Williamson
• Kyndal Williamson
• Loretta Arlene Williamson

• Radiation Oncology Physician in Portland, OR
• Providers in Portland, OR by specialty
• Radiation Oncology Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 29, 2022; 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.