Daniel Killeen, M.D. Titles and Appointments Assistant Professor Schools Medical School Departments Otolaryngology - Head & Neck Surgery You have reached the Academic Profile. For more information on the doctor and patient care, please visit the clinical profile. Education Medical Education Harvard Medical School (2014) Residency UT Southwestern Medical School (2019), Otolaryngology Fellowship UT Southwestern Medical Center (2021), Otology/Neurotology/Skull Base Surgery