Katherine Marina Gerull, MD

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

MD.MD.70111385 Issued in WA

Practice address

4245 Roosevelt Way NE FL 2
Seattle, WA 98105-6008

Phone

(206) 520-5000

NPI assigned

Jun 17, 2020

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other names 1

• Ms. Katherine Marina Harrison Former name

Medicare fee-for-service enrollment

Enrolled in MO

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

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

{
    "created_epoch": "1592352000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782259200000",
    "number": "1992321764",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4245 ROOSEVELT WAY NE FL 2",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981056008",
            "telephone_number": "206-520-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4245 ROOSEVELT WAY NE FL 2",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981056008",
            "telephone_number": "206-520-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GERULL",
        "first_name": "KATHERINE",
        "middle_name": "MARINA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-06-17",
        "last_updated": "2026-06-24",
        "certification_date": "2026-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "WA",
            "license": "MD.MD.70111385",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHERINE",
            "last_name": "HARRISON",
            "middle_name": "MARINA",
            "prefix": "MS.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Emma Gershun-Half, MSW
• Jonathan David Gerson, LMHC
• Rachel Faye Gerson, MD
• Brooke Denice Gertlar, CG 60667012
• Robert A. Gertler, M.D.
• William Douglas Gerull, MD
• Heather Gervais
• Jasmine Marie Gervais, LMHC
• Lindsey Erin Gervascio, DNP, ARNP, PNP-PC
• Paul Gess

• Orthopaedic Surgery Physician in Seattle, WA
• Providers in Seattle, WA by specialty
• Orthopaedic Surgery Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 24, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.