Endometriosis. ICD 10.
Endometriosis. ICD 10.
Endometriosis Case-Finding Framework, frequent symptoms associated to Endometriosis— Updated ICD-10 Table
Clinical Indicator Description ICD-10 Code(s)
Dysmenorrhea Severe menstrual pain N94.4, N94.5, N94.6
Dyspareunia Pain during or after intercourse N94.1, N94.10
Recurrent pelvic/lower abdominal pain Pain between menses R10.2, R10.30, R10.31–R10.33
Dyschezia Bowel pain, painful defecation R19.8, K59.00, K59.09, K62.89
Dysuria Pain during urination R30.0, R30.9
Infertility Trouble conceiving N97.0, N97.1, N97.9
Irregular menstruation Irregular cycles N92.6, N92.1, N91.4–N91.5
Heavy menstrual bleeding (HMB) Excessive bleeding N92.0, N92.1, N93.9
Chronic pelvic/lower abdominal pain Persistent pelvic pain R10.2, R10.30, N94.89, G89.29
Endometriosis (diagnostic codes) Confirmed/history N80.0 to N80.9
Others codes associated
Bloating R19.8 Other specified symptoms and signs involving the digestive system and abdomen (or R14.0 Abdominal distension (gaseous))
Diarrhea R19.7 Diarrhea, unspecified
Constipation K59.00 Constipation, unspecified
Nausea (especially with pelvic pain or dysmenorrhea in adolescents) R11.0 Nausea (or R11.2 Nausea with vomiting,
unspecified) + N94.6 Dysmenorrhea, unspecified.
Rectal bleeding K62.5 Hemorrhage of anus and rectum.
Endometriosis-specific bowel codes N80.5- Endometriosis of intestine (e.g., N80.519 Endometriosis of rectum, unspecified
depth; N80.529 Endometriosis of sigmoid colon, unspecified depth; N80.559
Endometriosis of other parts of the colon, unspecified depth).
Shoulder or subcostal pain M25.51- Pain in shoulder (specify side: right M25.511, left
M25.512, unspecified M25.519) or R07.89 Other chest pain (for subcostal)
Pneumothorax (often catamenial) J93.12 Secondary spontaneous pneumothorax (or J93.83 Other pneumothorax)
Hemothorax (often catamenial) J94.2 Hemothorax, Code also N80.B Endometriosis of cardiothoracic space.
Sciatic nerve pain (sciatica) M54.30 Sciatica, unspecified (or M54.31 right, M54.32 left)
N80.D4 Endometriosis of the sciatic nerve.
Surgical scar swelling or mass (scar endometrioma) R22.9 Localized swelling, mass and lump, unspecified
N80.6 Endometriosis in cutaneous scar
Fatigue or malaise R53.83 Other fatigue, R53.81 Other malaise. R53.8 Other malaise and fatigue)
Target Age: 20-45 y
Codes are from the official 2026 ICD-10-CM (effective Oct 1, 2025). Verify with your EHR or latest CMS guidelines for payer-specific rules.