ICD-10-CM N80: Endometriosis

ICD-10-CM Diagnosis Code (2025)

Official Description for N80

Endometriosis

Coding Notes & Guidelines for N80

Excludes1: Not Coded Here

stromal endometriosis (D39.0)

Inclusion Terms

Endometriosis of the cervix

Inclusion Terms

Deep retrocervical endometriosis

Inclusion Terms

Adenomyosis NOS

Inclusion Terms

Endometriosis of ovary NOS

Inclusion Terms
  • Deep ovarian endometriosis
  • Endometrioma
Inclusion Terms

Endometriosis fallopian tube NOS

Inclusion Terms

Deep endometriosis involving muscular wall of fallopian tube

Inclusion Terms

Endometriosis of the retroperitoneum NOS

Inclusion Terms

Endometriosis of the anterior cul-de-sac NOS

Inclusion Terms

Endometriosis of the posterior cul-de-sac NOS

Inclusion Terms

Endometriosis of the pelvic sidewall NOS

Inclusion Terms

Endometriosis of the pelvic brim NOS

Inclusion Terms

Endometriosis of the uterosacral ligament(s) NOS

Inclusion Terms

Endometriosis of the rectovaginal septum, NOS

Inclusion Terms

Deep endometriosis of the rectum, multifocal

Inclusion Terms

Endometriosis of the rectum NOS

Inclusion Terms

Endometriosis of the sigmoid colon NOS

Inclusion Terms

Endometriosis of the cecum NOS

Inclusion Terms

Endometriosis of the appendix NOS

Inclusion Terms
  • Endometriosis of descending colon
  • Endometriosis of transverse colon
Inclusion Terms

Endometriosis of colon NOS

Inclusion Terms

Deep endometriosis of the small intestine, multifocal

Inclusion Terms

Endometriosis of the small intestine NOS

Inclusion Terms

Endometriosis of bladder NOS

Inclusion Terms

Extrinsic endometriosis of ureter

Inclusion Terms

Intrinsic endometriosis of ureter

Inclusion Terms

Endometriosis of thorax

Inclusion Terms

Endometriosis of the diaphragm NOS

Inclusion Terms

Endometriosis of the abdomen NOS

Inclusion Terms

Endometriosis of the anterior abdominal wall NOS

Inclusion Terms

Endometriosis of the nerves of the retroperitoneum

Inclusion Terms

Endometriosis of nerve of the retroperitoneum, NOS

Inclusion Terms

Endometriosis of the pelvic splanchnic nerves

Inclusion Terms

Endometriosis of the other nerves of the retroperitoneum

Inclusion Terms

Endometriosis of other site

Code Also

, if applicable, obstructive and reflux uropathy (N13.-)

Code Also

, if applicable, obstructive and reflux uropathy (N13.-)

Code Also

, if applicable, obstructive and reflux uropathy (N13.-)

Code Also
  • , if applicable:
  • catamenial hemothorax (J94.2)
  • catamenial pneumothorax (J93.12)

Child Codes (More Specific Codes for N80):

N80.0 - Endometriosis of uterus N80.00 - Endometriosis of the uterus, unspecified N80.01 - Superficial endometriosis of the uterus N80.02 - Deep endometriosis of the uterus N80.03 - Adenomyosis of the uterus N80.1 - Endometriosis of ovary N80.10 - Endometriosis of ovary, unspecified depth N80.101 - Endometriosis of right ovary, unspecified depth N80.102 - Endometriosis of left ovary, unspecified depth N80.103 - Endometriosis of bilateral ovaries, unspecified depth N80.109 - Endometriosis of ovary, unspecified side, unspecified depth N80.11 - Superficial endometriosis of the ovary N80.111 - Superficial endometriosis of right ovary N80.112 - Superficial endometriosis of left ovary N80.113 - Superficial endometriosis of bilateral ovaries N80.119 - Superficial endometriosis of ovary, unspecified ovary N80.12 - Deep endometriosis of ovary N80.121 - Deep endometriosis of right ovary N80.122 - Deep endometriosis of left ovary N80.123 - Deep endometriosis of bilateral ovaries N80.129 - Deep endometriosis of ovary, unspecified ovary N80.2 - Endometriosis of fallopian tube N80.20 - Endometriosis of fallopian tube, unspecified depth N80.201 - Endometriosis of right fallopian tube, unspecified depth N80.202 - Endometriosis of left fallopian tube, unspecified depth N80.203 - Endometriosis of bilateral fallopian tubes, unspecified depth N80.209 - Endometriosis of unspecified fallopian tube, unspecified depth N80.21 - Superficial endometriosis of fallopian tube N80.211 - Superficial endometriosis of right fallopian tube N80.212 - Superficial endometriosis of left fallopian tube N80.213 - Superficial endometriosis of bilateral fallopian tubes N80.219 - Superficial endometriosis of unspecified fallopian tube N80.22 - Deep endometriosis of the fallopian tube N80.221 - Deep endometriosis of right fallopian tube N80.222 - Deep endometriosis of left fallopian tube N80.223 - Deep endometriosis of bilateral fallopian tubes N80.229 - Deep endometriosis of unspecified fallopian tube N80.3 - Endometriosis of pelvic peritoneum N80.30 - Endometriosis of pelvic peritoneum, unspecified N80.31 - Endometriosis of the anterior cul-de-sac N80.311 - Superficial endometriosis of the anterior cul-de-sac N80.312 - Deep endometriosis of the anterior cul-de-sac N80.319 - Endometriosis of the anterior cul-de-sac, unspecified depth N80.32 - Endometriosis of the posterior cul-de-sac N80.321 - Superficial endometriosis of the posterior cul-de-sac N80.322 - Deep endometriosis of the posterior cul-de-sac N80.329 - Endometriosis of the posterior cul-de-sac, unspecified depth N80.33 - Superficial endometriosis of the pelvic sidewall N80.331 - Superficial endometriosis of the right pelvic sidewall N80.332 - Superficial endometriosis of the left pelvic sidewall N80.333 - Superficial endometriosis of bilateral pelvic sidewall N80.339 - Superficial endometriosis of pelvic sidewall, unspecified side N80.34 - Deep endometriosis of the pelvic sidewall N80.341 - Deep endometriosis of the right pelvic sidewall N80.342 - Deep endometriosis of the left pelvic sidewall N80.343 - Deep endometriosis of the bilateral pelvic sidewall N80.349 - Deep endometriosis of the pelvic sidewall, unspecified side N80.35 - Endometriosis of the pelvic sidewall, unspecified depth N80.351 - Endometriosis of the right pelvic sidewall, unspecified depth N80.352 - Endometriosis of the left pelvic sidewall, unspecified depth N80.353 - Endometriosis of bilateral pelvic sidewall, unspecified depth N80.359 - Endometriosis of pelvic sidewall, unspecified side, unspecified depth N80.36 - Superficial endometriosis of the pelvic brim N80.361 - Superficial endometriosis of the right pelvic brim N80.362 - Superficial endometriosis of the left pelvic brim N80.363 - Superficial endometriosis of bilateral pelvic brim N80.369 - Superficial endometriosis of the pelvic brim, unspecified side N80.37 - Deep endometriosis of the pelvic brim N80.371 - Deep endometriosis of the right pelvic brim N80.372 - Deep endometriosis of the left pelvic brim N80.373 - Deep endometriosis of bilateral pelvic brim N80.379 - Deep endometriosis of the pelvic brim, unspecified side N80.38 - Endometriosis of the pelvic brim, unspecified depth N80.381 - Endometriosis of the right pelvic brim, unspecified depth N80.382 - Endometriosis of the left pelvic brim, unspecified depth N80.383 - Endometriosis of bilateral pelvic brim, unspecified depth N80.389 - Endometriosis of the pelvic brim, unspecified side, unspecified depth N80.39 - Endometriosis of other pelvic peritoneum N80.391 - Superficial endometriosis of the pelvic peritoneum, other specified sites N80.392 - Deep endometriosis of the pelvic peritoneum, other specified sites N80.399 - Endometriosis of the pelvic peritoneum, other specified sites, unspecified depth N80.3A - Superficial endometriosis of the uterosacral ligament(s) N80.3A1 - Superficial endometriosis of the right uterosacral ligament N80.3A2 - Superficial endometriosis of the left uterosacral ligament N80.3A3 - Superficial endometriosis of the bilateral uterosacral ligament(s) N80.3A9 - Superficial endometriosis of the uterosacral ligament(s), unspecified side N80.3B - Deep endometriosis of the uterosacral ligament(s) N80.3B1 - Deep endometriosis of the right uterosacral ligament N80.3B2 - Deep endometriosis of the left uterosacral ligament N80.3B3 - Deep endometriosis of bilateral uterosacral ligament(s) N80.3B9 - Deep endometriosis of the uterosacral ligament(s), unspecified side N80.3C - Endometriosis of the uterosacral ligament(s), unspecified depth N80.3C1 - Endometriosis of the right uterosacral ligament, unspecified depth N80.3C2 - Endometriosis of the left uterosacral ligament, unspecified depth N80.3C3 - Endometriosis of bilateral uterosacral ligament(s), unspecified depth N80.3C9 - Endometriosis of the uterosacral ligament(s), unspecified side, unspecified depth N80.4 - Endometriosis of rectovaginal septum and vagina N80.40 - Endometriosis of rectovaginal septum, unspecified involvement of vagina N80.41 - Endometriosis of rectovaginal septum without involvement of vagina N80.42 - Endometriosis of rectovaginal septum with involvement of vagina N80.5 - Endometriosis of intestine N80.50 - Endometriosis of intestine, unspecified N80.51 - Endometriosis of the rectum N80.511 - Superficial endometriosis of the rectum N80.512 - Deep endometriosis of the rectum N80.519 - Endometriosis of the rectum, unspecified depth N80.52 - Endometriosis of the sigmoid colon N80.521 - Superficial endometriosis of the sigmoid colon N80.522 - Deep endometriosis of the sigmoid colon N80.529 - Endometriosis of the sigmoid colon, unspecified depth N80.53 - Endometriosis of the cecum N80.531 - Superficial endometriosis of the cecum N80.532 - Deep endometriosis of the cecum N80.539 - Endometriosis of the cecum, unspecified depth N80.54 - Endometriosis of the appendix N80.541 - Superficial endometriosis of the appendix N80.542 - Deep endometriosis of the appendix N80.549 - Endometriosis of the appendix, unspecified depth N80.55 - Endometriosis of other parts of the colon N80.551 - Superficial endometriosis of other parts of the colon N80.552 - Deep endometriosis of other parts of the colon N80.559 - Endometriosis of other parts of the colon, unspecified depth N80.56 - Endometriosis of the small intestine N80.561 - Superficial endometriosis of the small intestine N80.562 - Deep endometriosis of the small intestine N80.569 - Endometriosis of the small intestine, unspecified depth N80.6 - Endometriosis in cutaneous scar N80.8 - Other endometriosis N80.9 - Endometriosis, unspecified N80.A - Endometriosis of bladder and ureters N80.A0 - Endometriosis of bladder, unspecified depth N80.A1 - Superficial endometriosis of bladder N80.A2 - Deep endometriosis of bladder N80.A4 - Superficial endometriosis of ureter N80.A41 - Superficial endometriosis of right ureter N80.A42 - Superficial endometriosis of left ureter N80.A43 - Superficial endometriosis of bilateral ureters N80.A49 - Superficial endometriosis of unspecified ureter N80.A5 - Deep endometriosis of ureter N80.A51 - Deep endometriosis of right ureter N80.A52 - Deep endometriosis of left ureter N80.A53 - Deep endometriosis of bilateral ureters N80.A59 - Deep endometriosis of unspecified ureter N80.A6 - Endometriosis of ureter, unspecified depth N80.A61 - Endometriosis of right ureter, unspecified depth N80.A62 - Endometriosis of left ureter, unspecified depth N80.A63 - Endometriosis of bilateral ureters, unspecified depth N80.A69 - Endometriosis of unspecified ureter, unspecified depth N80.B - Endometriosis of cardiothoracic space N80.B1 - Endometriosis of pleura N80.B2 - Endometriosis of lung N80.B3 - Endometriosis of diaphragm N80.B31 - Superficial endometriosis of diaphragm N80.B32 - Deep endometriosis of diaphragm N80.B39 - Endometriosis of diaphragm, unspecified depth N80.B4 - Endometriosis of the pericardial space N80.B5 - Endometriosis of the mediastinal space N80.B6 - Endometriosis of cardiothoracic space N80.C - Endometriosis of the abdomen N80.C0 - Endometriosis of the abdomen, unspecified N80.C1 - Endometriosis of the anterior abdominal wall N80.C10 - Endometriosis of the anterior abdominal wall, subcutaneous tissue N80.C11 - Endometriosis of the anterior abdominal wall, fascia and muscular layers N80.C19 - Endometriosis of the anterior abdominal wall, unspecified depth N80.C2 - Endometriosis of the umbilicus N80.C3 - Endometriosis of the inguinal canal N80.C4 - Endometriosis of extra-pelvic abdominal peritoneum N80.C9 - Endometriosis of other site of abdomen N80.D - Endometriosis of the pelvic nerves N80.D0 - Endometriosis of the pelvic nerves, unspecified N80.D1 - Endometriosis of the sacral splanchnic nerves N80.D2 - Endometriosis of the sacral nerve roots N80.D3 - Endometriosis of the obturator nerve N80.D4 - Endometriosis of the sciatic nerve N80.D5 - Endometriosis of the pudendal nerve N80.D6 - Endometriosis of the femoral nerve N80.D9 - Endometriosis of other pelvic nerve

About ICD-10-CM Code N80 (Endometriosis)

ICD-10-CM code N80 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM N80 became effective on October 1, 2024.

This page provides detailed information about N80 - Endometriosis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Endometriosis.