ICD-10-CM > N00-N99 > N80-N98 > N80 > N80.2 N80.2 Endometriosis of fallopian tube Non-Billable/Non-Specific Codes N80.20Endometriosis of fallopian tube, unspecified depthN80.201Endometriosis of right fallopian tube, unspecified depthN80.202Endometriosis of left fallopian tube, unspecified depthN80.203Endometriosis of bilateral fallopian tubes, unspecified depthN80.209Endometriosis of unspecified fallopian tube, unspecified depthN80.21Superficial endometriosis of fallopian tubeN80.211Superficial endometriosis of right fallopian tubeN80.212Superficial endometriosis of left fallopian tubeN80.213Superficial endometriosis of bilateral fallopian tubesN80.219Superficial endometriosis of unspecified fallopian tubeN80.22Deep endometriosis of the fallopian tubeN80.221Deep endometriosis of right fallopian tubeN80.222Deep endometriosis of left fallopian tubeN80.223Deep endometriosis of bilateral fallopian tubesN80.229Deep endometriosis of unspecified fallopian tube