Q51.4
Billable

Unicornate uterus

Billable / Specific Code

What is Unicornate uterus?

ICD-10-CM Q51.4 is the diagnosis code for Unicornate uterus. This code falls under the section "Congenital malformations of genital organs" within Chapter 17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for Q51.4

✅ This Code Includes

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

ICD-10-CM Code Hierarchy

Understanding where Q51.4 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is Q51.4 a billable ICD-10-CM code?

Yes, Q51.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does Q51.4 mean?

Q51.4 is the ICD-10-CM diagnosis code for "Unicornate uterus". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of Q51.4?

The parent code of Q51.4 is Q51 ("Congenital malformations of uterus and cervix"). Q51.4 provides a more specific classification within this category.

What section is Q51.4 in?

Q51.4 is located in Section Q50-Q56 — "Congenital malformations of genital organs" within Chapter 17 of the ICD-10-CM Tabular List.

When should I use Q51.4?

Use Q51.4 when the patients documented diagnosis matches "Unicornate uterus" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Unicornate uterus?

The ICD-10-CM code for Unicornate uterus is Q51.4.

Can Q51.4 be used for primary diagnosis?

Yes, Q51.4 can be used as a primary diagnosis code since it is billable and specific.

What chapter is Q51.4 in?

Q51.4 is in Chapter 17 of the ICD-10-CM Tabular List.

Is Q51.4 valid for 2026?

Yes, Q51.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ51.3Bicornate uterusNext →Q51.5Agenesis and aplasia of cervix
Code Details
Q51.4
Unicornate uterus
Billable / Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q50-Q56 — Congenital malformations of genital organs
2026 ICD-10-CM