ICD-10-CM Q51: Congenital malformations of uterus and cervix

ICD-10-CM Diagnosis Code (2025)

Official Description for Q51

Congenital malformations of uterus and cervix

Coding Notes & Guidelines for Q51

Inclusion Terms

Congenital absence of uterus

Inclusion Terms

Doubling of uterus with doubling of cervix and vagina NOS

Inclusion Terms
  • Doubling of uterus NOS
  • Septate uterus
Inclusion Terms

Complete septate uterus

Inclusion Terms

Partial septate uterus

Inclusion Terms

Septate uterus NOS

Inclusion Terms

Bicornate uterus, complete or partial

Inclusion Terms
  • Unicornate uterus with or without a separate uterine horn
  • Uterus with only one functioning horn
Inclusion Terms

Congenital absence of cervix

Inclusion Terms

Arcuatus uterus

Inclusion Terms

Müllerian anomaly of uterus NEC

Child Codes (More Specific Codes for Q51):

Q51.0 - Agenesis and aplasia of uterus Q51.1 - Doubling of uterus with doubling of cervix and vagina Q51.10 - Doubling of uterus with doubling of cervix and vagina without obstruction Q51.11 - Doubling of uterus with doubling of cervix and vagina with obstruction Q51.2 - Other doubling of uterus Q51.21 - Complete doubling of uterus Q51.22 - Partial doubling of uterus Q51.28 - Other and unspecified doubling of uterus Q51.3 - Bicornate uterus Q51.4 - Unicornate uterus Q51.5 - Agenesis and aplasia of cervix Q51.6 - Embryonic cyst of cervix Q51.7 - Congenital fistulae between uterus and digestive and urinary tracts Q51.8 - Other congenital malformations of uterus and cervix Q51.81 - Other congenital malformations of uterus Q51.810 - Arcuate uterus Q51.811 - Hypoplasia of uterus Q51.818 - Other congenital malformations of uterus Q51.82 - Other congenital malformations of cervix Q51.820 - Cervical duplication Q51.821 - Hypoplasia of cervix Q51.828 - Other congenital malformations of cervix Q51.9 - Congenital malformation of uterus and cervix, unspecified

About ICD-10-CM Code Q51 (Congenital malformations of uterus and cervix)

ICD-10-CM code Q51 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 Q51 became effective on October 1, 2024.

This page provides detailed information about Q51 - Congenital malformations of uterus and cervix. 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 Congenital malformations of uterus and cervix.