Below is a list summarizing the CPT codes for excision procedures on the rectum.
CPT Code 45100
CPT 45100 describes a biopsy of the anorectal wall through an anal approach (e.g., congenital megacolon).
CPT Code 45108
CPT 45108 describes anorectal myomectomy.
CPT Code 45110
CPT 45110 describes a complete combined abdominoperineal proctectomy with a colostomy.
CPT Code 45111
CPT 45111 describes a proctectomy with a partial resection of the rectum using a transabdominal approach.
CPT Code 45112
CPT 45112 describes a proctectomy combined with an abdominoperineal pull-through procedure, such as a colo-anal anastomosis.
CPT Code 45113
CPT 45113 describes a proctectomy with partial rectal mucosectomy, ileoanal anastomosis, and creating an ileal reservoir (S or J) with or without loop ileostomy.
CPT Code 45114
CPT 45114 describes a proctectomy with anastomosis using an abdominal and transsexual approach.
CPT Code 45116
CPT 45116 describes a partial proctectomy with anastomosis using a transsacral approach only (Kraske type).
CPT Code 45119
CPT 45119 describes a proctectomy combined with an abdominoperineal pull-through procedure, such as a colo-anal anastomosis, with creating a colonic reservoir, such as a J-pouch, and a diverting enterostomy when performed.
CPT Code 45120
CPT 45120 describes a complete proctectomy (for congenital megacolon), abdominal and perineal approach, with pull-through procedure and anastomosis (e.g., Swenson, Duhamel, or Soave type operation).
CPT Code 45121
CPT 45121 describes a complete proctectomy (for congenital megacolon), abdominal and perineal approach, with subtotal or total colectomy, including multiple biopsies.
CPT Code 45123
CPT 45123 describes a partial, without anastomosis proctectomy performed via a perineal approach.
CPT Code 45126
CPT 45126 describes pelvic exenteration for colorectal malignancy, including proctectomy (with or without colostomy), removal of the bladder and ureteral transplantations, hysterectomy, cervicectomy, removal of tube(s), removal of ovary(s), or any combination thereof.
CPT Code 45130
CPT 45130 describes the excision of rectal procidentia with anastomosis via a perineal approach.
CPT Code 45135
CPT 45135 describes the excision of rectal procidentia with anastomosis using both an abdominal and perineal approach.
CPT Code 45136
CPT 45136 describes the excision of an ileoanal reservoir with an ileostomy.
CPT Code 45150
CPT 45150 describes the division of stricture of the rectum.
CPT Code 45160
CPT 45160 describes the excision of a rectal tumor by proctotomy, transsacral, or transcoccygeal approach.
CPT Code 45171
CPT 45171 describes the excision of a rectal tumor through a transanal approach, not including the muscularis propria (i.e., partial thickness).
CPT Code 45172
CPT 45172 describes the excision of a rectal tumor through a transanal approach, including the full thickness of the muscularis propria.