Brannan O'Neill, MD

Primary specialty

Neurological Surgery PhysicianTaxonomy code 207T00000X

License

MD600003612 Issued in DC

Practice address

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3098

Phone

(503) 494-8211

NPI assigned

Mar 18, 2018

Sex

Female

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• Children'S Hospital

  • Children's Hospital
  • Washington, DC
  • NPI 1912939703
  NPD (past)

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

{
    "created_epoch": "1521331200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747094400000",
    "number": "1770086597",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 MICHIGAN AVENUE",
            "address_2": "QUADRANT NW WARD 5",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "20010",
            "telephone_number": "281-794-7455"
        },
        {
            "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": "972393098",
            "telephone_number": "503-494-8211"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "111 MICHIGAN AVENUE",
            "address_2": "QUADRANT NW WARD 5",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200102916",
            "country_code": "US",
            "telephone_number": "281-794-7455",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'NEILL",
        "first_name": "BRANNAN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-03-18",
        "last_updated": "2025-05-13",
        "certification_date": "2025-05-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "DC",
            "license": "MD600003612",
            "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": []
}

• Madeline O'Neil
• Maya Elin O'Neil, M.S.
• Meghan L O'Neil, MD
• O'Neill Oriental Medicine
• Alison Brianna O'Neill, MD
• Elizabeth R O'Neill, MD
• Erin Kathleen O'Neill, LMT
• Megan Ann O'Neill
• Molly Hayman O'Neill, ND, L.AC
• Oisin Ruadri O'Neill, MD

• Neurological Surgery Physician in Portland, OR
• Providers in Portland, OR by specialty
• Neurological Surgery Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.