Chirurgeon was an Andorian title for a medical professional.
Shivol was a chirurgeon who Leonard McCoy knew. (TOS - Crucible novel: Provenance of Shadows)
Ghee P'Trell, a male Caitian, studied medicine on Andor and held the title chirurgeon. (DS9 episode: "Prophet Motive", ST novel: Articles of the Federation)
- Chirurgeon is in fact an archaic term for a surgeon, derived from Greek.