DepartmentsOncology (Medical)Specialty GroupsBrain Tumor ProgramBreast ClinicLocationRochester, MinnesotaLanguagesEnglishExisting patientsSend a secure message via patient portal Share this page via: Facebook Twitter Print Email a friend Conditions treatedBrain metastasisBreast cancerHER2 positive invasive breast cancer InterestsHER2-positive breast cancerEndocrine resistanceBreast cancer brain metastasesPhase I trials Mayo Clinic locations Rochester, Minnesota Driving directions More info Billing & insurance Accessibility services Education2005MB BCh/BAOUniversity College Dublin1998Diploma - Completed Leaving Certificate (580/600 points)The Institute of Education Secondary School Activities and honorsCertifications2017General MedicineRoyal College of Physicians of IrelandAwards and honors2018Career Development ASCO Conquer Cancer Foundation2014Merit AwardConquer Cancer Foundation of ASCO2014Highest scoring candidate of NCI fellows completing ASCO in-training exam, scored 800 points ASCO In-Training Exam (ASCO ITE)2013Clinical Scholars ScholarshipSan Antonio Breast Cancer Symposium2012Highest scoring candidate of NCI fellows completing ASCO in-training exam, scored 744/800 ASCO In-Training Exam (ASCO ITE)2011Highest scoring candidate in Irish cohort of medical oncologists completing ASCO in-training exam, scored 702/800ASCO In-Training Exam (ASCO ITE)2010Highest scoring candidate in Irish cohort of medical oncologists completing ASCO in-training exam; scored 566/800ASCO In-Training Exam (ASCO ITE)2006Runner up for best clinical tutor as voted by final year medical students University College Dublin1997Best French StudentThe Institute of Education Secondary SchoolShow more awards and honorsProfessional memberships2020 - presentInterviewerMayo Clinic Breast Oncology Surgical Fellowship2019 - presentASCO Trainee and Early Career Council, Career Conversations, MentorAmerican Society for Clinical Oncology2017 - presentMemberMayo Clinic Women's Cancer Program2017 - presentBreast Committee MemberAlliance for Clinical Trials in Oncology2017 - presentMemberMayo Clinic Comprehensive Cancer Center, Women's Cancer Program2016 - presentMemberIrish Society of Medical Oncology2016 - presentMemberAmerican Association for Cancer Research2014 - 2016Medical Oncology Quality Assurance Committee memberNational Institutes of Health2014 - presentCCR-FYI Steering CommitteeNational Institutes of Health2013 - 2016MemberThe Wild Geese Network of Irish Scientists in North America2013 - presentClinFelcom, NCI Clinical Fellows CommitteeNational Institutes of Health2010 - presentMemberEuropean Society of Medical Oncology2010 - presentMemberAlliance for Clinical Trials in Oncology2010 - presentMemberAmerican Society for Clinical OncologyShow more professional membershipsPublicationsSee my publicationsResearch activitiesSee a description of research activities. Conditions treatedInterestsMayo Clinic locationsEducationActivities and honors Request an appointment PST-20239813 Doctors & Medical Staff O'Sullivan, Ciara M.B., B.Ch.