Q50.01 Congenital absence of ovary, unilateral

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applies from Q50.0 Congenital absence of ovary

Excludes1 (never code together)

• Turner's syndrome (Q96.-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 752.0 Anomalies of ovaries (approximate)

Diagnosis Index entries for Q50.01

• Absence (of) (organ or part) (complete or partial) › ovary (acquired) › congenital › unilateral
• Agenesis › ovary › unilateral

Nearby codes

• Q50 Congenital malformations of ovaries, fallopian tubes and broad ligaments
• Q50.0 Congenital absence of ovary
• Q50.01 Congenital absence of ovary, unilateral (this code)
• Q50.02 Congenital absence of ovary, bilateral
• Q50.1 Developmental ovarian cyst
• Q50.2 Congenital torsion of ovary
• Q50.3 Other congenital malformations of ovary
• Q50.31 Accessory ovary