Karolina Maria O'Rourke, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

1167107

Practice address

1110 Beacon St Apt 3D
Brookline, MA 02446-3974

Phone

(203) 559-2386

NPI assigned

Oct 1, 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

Medicare fee-for-service enrollment

Enrolled in WA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: kkowalcyzk91390@direct.valleymed.org
• Direct secure messaging: kkowalczyk1659161@wm.providencedirect.org
• FHIR API: https://fhir-myrecord.cerner.com/r4/66ad9a50-d7f7-4c21-b933-2ba90047388e/
• Direct secure messaging: kkowalczyk132903@direct.seattlechildrens.org

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.

• Seattle Children'S Hospital

  • Specialist
  • Seattle, WA
  • NPI 1003319500
  Medicare reassignment
• Seattle Childrens Hospital

  • Clinic Pharmacy
  • Seattle, WA
  • NPI 1245342153
  NPD
• Providence Health & Services-Wa

  • Pediatric Nurse Practitioner
  • Everett, WA
  • NPI 1790936185
  NPD (past)
• Seattle Children'S Hospital

  • Home Infusion Agency
  • Bothell, WA
  • NPI 1245383348
  NPD (past)
• Virginia Mason Medical Center

  • Gastroenterology Physician
  • Seattle, WA
  • NPI 1003970989
  NPD (past)

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

{
    "created_epoch": "1601510400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772064000000",
    "number": "1235736448",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1110 BEACON ST APT 3D",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024463974",
            "telephone_number": "203-559-2386"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1110 BEACON ST APT 3D",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024463974",
            "telephone_number": "203-559-2386"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'ROURKE",
        "first_name": "KAROLINA",
        "middle_name": "MARIA",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-10-01",
        "last_updated": "2026-02-26",
        "certification_date": "2026-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": "1167107",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Crystal O'Neal Mims
• Molly Elizabeth O'Neil, MS
• Collin O'Neill, RPH
• Emily Flynn O'Neill, MSW
• Mary F O'Neill, PH.D.
• Lauren E O'Sullivan, MA
• Zoey O'Sullivan, LCSW
• Jillian Marie O'Toole, MS, CGC
• OB-GYN Associates, Inc.
• Oba LLC

• Physician Assistant in Brookline, MA
• Providers in Brookline, MA by specialty
• Physician Assistant in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 26, 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.