| N80519 | Endometriosis of the rectum, unspecified depth |
| N8052 | Endometriosis of the sigmoid colon |
| N80521 | Superficial endometriosis of the sigmoid colon |
| N80522 | Deep endometriosis of the sigmoid colon |
| N80529 | Endometriosis of the sigmoid colon, unspecified depth |
| N8053 | Endometriosis of the cecum |
| N80531 | Superficial endometriosis of the cecum |
| N80532 | Deep endometriosis of the cecum |
| N80539 | Endometriosis of the cecum, unspecified depth |
| N8054 | Endometriosis of the appendix |
| N80541 | Superficial endometriosis of the appendix |
| N80542 | Deep endometriosis of the appendix |
| N80549 | Endometriosis of the appendix, unspecified depth |
| N8055 | Endometriosis of other parts of the colon |
| N80551 | Superficial endometriosis of other parts of the colon |
| N80552 | Deep endometriosis of other parts of the colon |
| N80559 | Endometriosis of other parts of the colon, unspecified depth Endometriosis of other parts of the colon, unspecified depth |
| N8056 | Endometriosis of the small intestine |
| N80561 | Superficial endometriosis of the small intestine |
| N80562 | Deep endometriosis of the small intestine |
| N80569 | Endometriosis of the small intestine, unspecified depth |
| N806 | Endometriosis in cutaneous scar |
| N808 | Other endometriosis |
| N809 | Endometriosis, unspecified |
| N80A | Endometriosis of bladder and ureters |
| N80A0 | Endometriosis of bladder, unspecified depth |
| N80A1 | Superficial endometriosis of bladder |
| N80A2 | Deep endometriosis of bladder |
| N80A4 | Superficial endometriosis of ureter |
| N80A41 | Superficial endometriosis of right ureter |
| N80A42 | Superficial endometriosis of left ureter |
| N80A43 | Superficial endometriosis of bilateral ureters |
| N80A49 | Superficial endometriosis of unspecified ureter |
| N80A5 | Deep endometriosis of ureter |
| N80A51 | Deep endometriosis of right ureter |
| N80A52 | Deep endometriosis of left ureter |
| N80A53 | Deep endometriosis of bilateral ureters |
| N80A59 | Deep endometriosis of unspecified ureter |
| N80A6 | Endometriosis of ureter, unspecified depth |
| N80A61 | Endometriosis of right ureter, unspecified depth |
| N80A62 | Endometriosis of left ureter, unspecified depth |
| N80A63 | Endometriosis of bilateral ureters, unspecified depth |
| N80A69 | Endometriosis of unspecified ureter, unspecified depth |
| N80B | Endometriosis of cardiothoracic space |
| N80B1 | Endometriosis of pleura |
| N80B2 | Endometriosis of lung |
| N80B3 | Endometriosis of diaphragm |
| N80B31 | Superficial endometriosis of diaphragm |
| N80B32 | Deep endometriosis of diaphragm |
| N80B39 | Endometriosis of diaphragm, unspecified depth |