Question: Virginia Subscriber Answer: Your surgical code choices are 55875 (Transperineal placement of needles or catheters into prostate for interstitial radioelement application, with or without cystoscopy) and 55876 (Placement of interstitial device[s] for radiation therapy guidance [e.g., fiducial markers, dosimeter], prostate [via needle, any approach], single or multiple). Each of these surgical codes crosses to 00400 (Anesthesia for procedures on the integumentary system on the extremities, anterior trunk and perineum; not otherwise specified) and 00902 (Anesthesia for; anorectal procedure). Choose your codes based on the surgeon's approach.