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Eileen O'Sullivan, MD

Primary Location:
Address 3181 SW Sam Jackson Park Rd CDW EM
Portland, OR 97239
Specialties: Emergency Medicine Patient Rating Why don’t I see a star rating? Gender: Female


Though double board-certified in emergency and internal medicine, Dr. O’Sullivan particularly loves the variety and pace of emergency care and how the ER puts her on the front lines of health care. She also has professional interests in critical care, appropriate resource management and serving the underserved.

After completing medical school at University College Cork in Ireland, Dr. O’Sullivan completed her dual residencies at Hennepin Healthcare in Minnesota.

When she’s not helping patients in the ER, Dr. O’Sullivan spends her time exploring outdoors, commuting by bike, visiting the ocean, traveling, and enjoying food and wine.


  • Medical School

    National University of Ireland Dublin College

  • Internship

    Hennepin County Medical Center

  • Residency

    Hennepin County Medical Center


  • Primary Location OHSU Emergency Medicine
    3181 SW Sam Jackson Park Rd CDW EM
    Portland, OR 97239
    (503) 494-7008 Map and directions
  • Additional Location OHSU Emergency Medicine
    10123 SE Market St
    Portland, OR 97216
    (503) 251-6155 Map and directions