ICD-10-CM > N00-N99 > N80-N98 > N80 > N80.3 > N80.38 N80.38 Endometriosis of the pelvic brim, unspecified depth Non-Billable/Non-Specific Codes N80.381Endometriosis of the right pelvic brim, unspecified depthN80.382Endometriosis of the left pelvic brim, unspecified depthN80.383Endometriosis of bilateral pelvic brim, unspecified depthN80.389Endometriosis of the pelvic brim, unspecified side, unspecified depth