Q51.81
Non-Billable

Other congenital malformations of uterus

Non-Billable / Non-Specific Code

What is Other congenital malformations of uterus?

ICD-10-CM Q51.81 is the diagnosis code for Other congenital malformations of 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 non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for Q51.81

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where Q51.81 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
Q51.810Arcuate uterusBillableQ51.811Hypoplasia of uterusBillableQ51.818Other congenital malformations of uterusBillable
Related Codes

Frequently Asked Questions

Is Q51.81 a billable ICD-10-CM code?

No, Q51.81 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does Q51.81 mean?

Q51.81 is the ICD-10-CM diagnosis code for "Other congenital malformations of 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 Q51.81?

The parent code of Q51.81 is Q51.8 ("Other congenital malformations of uterus and cervix"). Q51.81 provides a more specific classification within this category.

What section is Q51.81 in?

Q51.81 is located in Section Q50-Q56 — "Congenital malformations of genital organs" within Chapter 17 of the ICD-10-CM Tabular List.

What are the sub-codes of Q51.81?

Q51.81 has 3 sub-code(s) that provide more specific detail: Q51.810, Q51.811, Q51.818.

When should I use Q51.81?

Use Q51.81 when the patients documented diagnosis matches "Other congenital malformations of 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 Other congenital malformations of uterus?

The ICD-10-CM code for Other congenital malformations of uterus is Q51.81.

Can Q51.81 be used for primary diagnosis?

No, Q51.81 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is Q51.81 in?

Q51.81 is in Chapter 17 of the ICD-10-CM Tabular List.

Is Q51.81 valid for 2026?

Yes, Q51.81 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ51.8Other congenital malformations of uterus and cervixNext →Q51.810Arcuate uterus
Code Details
Q51.81
Other congenital malformations of uterus
Non-Billable / Non-Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q50-Q56 — Congenital malformations of genital organs
2026 ICD-10-CM