Joined Starfleet in 2362 as enlisted personnel. Attended Starfleet Academy Training Program for Enlisted Personnel at Main Campus, San Francisco, Earth. Received training as medical technician. Upon successful completion of program in 2363, posted to infirmary at Outpost Sierra VI. In 2364, transferred to infirmary at Outpost Seran T-One. In 2365, transferred to medical facility on Ivor Prime. Under Dr. Lu Chen Chow, assisted in isolation of Alien Prion Pathogen causing outbreak of Transmissible Spongiform Encephalopathy on Icor IX. Promoted to crewman first class.In 2366, on Stardate 43587, transferred to sickbay, U.S.S. Enterprise 1701-D. Assisted Chief Medical Officer Dr. Beverly Crusher as medical technician. In 2367, Tarses was investigated for conspiracy in the Romulan theft of Enterprise technical data. Though found not guilty of the theft, it was revealed that on his Starfleet personnel application he had concealed his paternal grandfatherΓÇÖs Romulan ancestry. For falsifying this data, he was suspended from duty for 6 months. Upon returning to duty, Tarses entered Starfleet Academy in 2368 (see recommendation from Captain Jean-Luc Picard, commanding officer Enterprise-D). Upon graduation in 2372, Tarses received commission, posted to U.S.S. Enterprise NCC-1701-E sickbay as a nurse. Has served with distinction.