N85.4 Malposition of uterus

Billable ICD-10-CM code, FY2026.

Applicable to

• Anteversion of uterus
• Retroflexion of uterus
• Retroversion of uterus

Excludes1 (never code together)

• malposition of uterus complicating pregnancy, labor or delivery (O34.5-, O65.5)

Applies from N85 Other noninflammatory disorders of uterus, except cervix

Excludes1 (never code together)

• endometriosis (N80.-)
• inflammatory diseases of uterus (N71.-)
• noninflammatory disorders of cervix, except malposition (N86-N88)
• polyp of corpus uteri (N84.0)
• uterine prolapse (N81.-)

MS-DRG index

Defines the logic of DRG(s) 742-743 in MDC 13.

Approximate ICD-9-CM (GEMs)

• 621.6 Malposition of uterus

Diagnosis Index entries for N85.4

• Anteversion › uterus, uterine (cervix) (postinfectional) (postpartal, old)
• Lateroversion › uterus, uterine (cervix) (postinfectional) (postpartal, old)
• Malposition › uterus (acute) (acquired) (adherent) (asymptomatic) (postinfectional) (postpartal, old)
• Malposition › uterus (acute) (acquired) (adherent) (asymptomatic) (postinfectional) (postpartal, old) › anteflexion or anteversion
• Malposition › uterus (acute) (acquired) (adherent) (asymptomatic) (postinfectional) (postpartal, old) › flexion
• Retroversion, retroverted › uterus (acquired) (acute) (any degree) (asymptomatic) (cervix) (postinfectional) (postpartal, old)

Nearby codes

• N85.00 Endometrial hyperplasia, unspecified
• N85.01 Benign endometrial hyperplasia
• N85.02 Endometrial intraepithelial neoplasia [EIN]
• N85.2 Hypertrophy of uterus
• N85.3 Subinvolution of uterus
• N85.4 Malposition of uterus (this code)
• N85.5 Inversion of uterus
• N85.6 Intrauterine synechiae
• N85.7 Hematometra
• N85.8 Other specified noninflammatory disorders of uterus
• N85.9 Noninflammatory disorder of uterus, unspecified