Otar Dikhamindzhia graduated from the Faculty of Medicine of the Tbilisi State Medical Institute and continued his postgraduate studies in clinical toxicology. Later he completed a joint mini-residency course in emergency medicine at Emory University in Atlanta USA and Tbilisi State Medical University. Afterward, he received a state certificate in clinical toxicology and emergency care.
Otar Dikhamindzhia's work experience began in 2003. He joined Evex Hospitals in 2013 and has worked in various medical institutions of the network. Since 2018, he held the position of toxicologist and head of the Emergency Department of the Caucasus Medical Center. Otar Dikhamindzhia also serves as Chairman of the Board of Experts in Emergency Medicine.