O08.0 Genital tract and pelvic infection following ectopic and molar pregnancy

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Endometritis following ectopic and molar pregnancy
• Oophoritis following ectopic and molar pregnancy
• Parametritis following ectopic and molar pregnancy
• Pelvic peritonitis following ectopic and molar pregnancy
• Salpingitis following ectopic and molar pregnancy
• Salpingo-oophoritis following ectopic and molar pregnancy

Excludes1 (never code together)

• sepsis following ectopic and molar pregnancy (O08.82)
• urinary tract infection (O08.83)

Applies from O08 Complications following ectopic and molar pregnancy

Applicable to

• This category is for use with categories O00-O02 to identify any associated complications

MS-DRG index

Defines the logic of DRG(s) 769 in MDC 14.

Approximate ICD-9-CM (GEMs)

• 639.0 Genital tract and pelvic infection following abortion or ectopic and molar pregnancies (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Maternity diagnoses (age 9 through 64): Age conflict edit. These diagnoses are clinically expected only in patients age 9 through 64.

Code annotations containing back-references to O08.0

Back-references to O08.0

• Type 1 Excludes: K65 Peritonitis ("peritonitis with or following abortion or ectopic or molar pregnancy (O00-O07, O08.0)")

Back-references to O08

• Use Additional: O00 Ectopic pregnancy ("code from category O08 to identify any associated complication")
• Use Additional: O01 Hydatidiform mole ("code from category O08 to identify any associated complication.")
• Use Additional: O02 Other abnormal products of conception ("code from category O08 to identify any associated complication.")
• Type 1 Excludes: O20 Hemorrhage in early pregnancy ("pregnancy with abortive outcome (O00-O08)")

Diagnosis Index entries for O08.0

• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › Bartholin's gland › with › ectopic or molar pregnancy
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › Bartholin's gland › following ectopic or molar pregnancy
• Cellulitis (diffuse) (phlegmonous) (septic) (suppurative) › pelvis, pelvic (chronic) › following ectopic or molar pregnancy
• Cervicitis (acute) (atrophic) (chronic) (nonvenereal) (senile) (subacute) (with ulceration) › with › ectopic pregnancy
• Cervicitis (acute) (atrophic) (chronic) (nonvenereal) (senile) (subacute) (with ulceration) › with › molar pregnancy
• Complication (s) (from) (of) › ectopic pregnancy › genital infection
• Complication (s) (from) (of) › ectopic pregnancy › specified type NEC
• Complication (s) (from) (of) › molar pregnancy NOS › genital infection
• Complication (s) (from) (of) › molar pregnancy NOS › specified type NEC
• Deciduitis (acute) › following ectopic or molar pregnancy
• Endometritis (decidual) (nonspecific) (purulent) (senile) (atrophic) (suppurative) › with ectopic pregnancy
• Endometritis (decidual) (nonspecific) (purulent) (senile) (atrophic) (suppurative) › following › ectopic or molar pregnancy
• Gangrene, gangrenous (connective tissue) (dropsical) (dry) (moist) (skin) (ulcer) › gas (bacillus) › following › ectopic or molar pregnancy
• Gas › gangrene › following › ectopic or molar pregnancy
• Infection, infected, infective (opportunistic) › major › following ectopic or molar pregnancy
• Lymphadenitis › with ectopic or molar pregnancy
• Lymphadenitis › following ectopic or molar pregnancy
• Lymphangitis › with › ectopic or molar pregnancy
• Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) › with or following › diverticular disease (intestine) › ectopic or molar pregnancy
• Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) › following ectopic or molar pregnancy
• Phlebitis (infective) (pyemic) (septic) (suppurative) › pelvic › with ectopic or molar pregnancy
• Phlebitis (infective) (pyemic) (septic) (suppurative) › pelvic › following ectopic or molar pregnancy
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › endometritis
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › genital tract and pelvic infection
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › infection › genital tract or pelvic
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › oophoritis
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › parametritis
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › pelvic peritonitis
• Pregnancy (single) (uterine) › ectopic (ruptured) › complicated (by) › salpingitis or salpingo-oophoritis
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › endometritis
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › genital tract and pelvic infection
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › infection › genital tract or pelvic
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › oophoritis
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › parametritis
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › pelvic peritonitis
• Pregnancy (single) (uterine) › molar NEC › complicated (by) › salpingitis or salpingo-oophoritis
• Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative) › acute › with ectopic or molar pregnancy
• Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative) › acute › following ectopic or molar pregnancy
• Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative) › following ectopic or molar pregnancy
• Sepsis (generalized) (unspecified organism) › following › abortion (subsequent episode)
• Tetanus, tetanic (cephalic) (convulsions) › with › ectopic or molar pregnancy
• Tetanus, tetanic (cephalic) (convulsions) › following ectopic or molar pregnancy
• Thrombophlebitis › pelvic › with ectopic or molar pregnancy
• Thrombophlebitis › pelvic › following ectopic or molar pregnancy
• Vaginitis (acute) (circumscribed) (diffuse) (emphysematous) (nonvenereal) (ulcerative) › with ectopic or molar pregnancy
• Vaginitis (acute) (circumscribed) (diffuse) (emphysematous) (nonvenereal) (ulcerative) › following ectopic or molar pregnancy
• Vulvitis (acute) (allergic) (atrophic) (hypertrophic) (intertriginous) (senile) › with ectopic or molar pregnancy
• Vulvitis (acute) (allergic) (atrophic) (hypertrophic) (intertriginous) (senile) › following ectopic or molar pregnancy

Nearby codes

• O08 Complications following ectopic and molar pregnancy
• O08.0 Genital tract and pelvic infection following ectopic and molar pregnancy (this code)
• O08.1 Delayed or excessive hemorrhage following ectopic and molar pregnancy
• O08.2 Embolism following ectopic and molar pregnancy
• O08.3 Shock following ectopic and molar pregnancy
• O08.4 Renal failure following ectopic and molar pregnancy
• O08.5 Metabolic disorders following an ectopic and molar pregnancy