An elongated and retractable sterile marker apparatus includes a handle assembly, an elongated marker operating assembly a top portion of which is connected to the handle assembly, and a sterile marker assembly which is connected to a bottom portion of the elongated marker operating assembly. Preferably, the sterile marker assembly includes a felt marker tip. The elongated and retractable sterile marker apparatus is particularly useful in pain management procedures to mark needle locations. Preferably, the handle assembly includes a pair of finger-reception members which are connected to an outside portion of the elongated marker operating assembly. A thumb-reception member is received in the elongated marker operating assembly for operating the elongated marker operating assembly. Preferably, a return spring is provided to return the tip of the sterile marker portion into a marker unit housing when the tip is no longer being used for marking.