Q92.2
Billable

Partial trisomy

Billable / Specific Code

What is Partial trisomy?

ICD-10-CM Q92.2 is the diagnosis code for Partial trisomy. This code falls under the section "Chromosomal abnormalities, not elsewhere classified" 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
⛔ Excludes1

Coding Guidelines for Q92.2

✅ This Code Includes

  • Less than whole arm duplicated
  • Whole arm or more duplicated

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as Q92.2. They are mutually exclusive:

  • partial trisomy due to unbalanced translocation (Q92.5)

ICD-10-CM Code Hierarchy

Understanding where Q92.2 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is Q92.2 a billable ICD-10-CM code?

Yes, Q92.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does Q92.2 mean?

Q92.2 is the ICD-10-CM diagnosis code for "Partial trisomy". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of Q92.2?

The parent code of Q92.2 is Q92 ("Other trisomies and partial trisomies of the autosomes, not elsewhere classified"). Q92.2 provides a more specific classification within this category.

What section is Q92.2 in?

Q92.2 is located in Section Q90-Q99 — "Chromosomal abnormalities, not elsewhere classified" within Chapter 17 of the ICD-10-CM Tabular List.

When should I use Q92.2?

Use Q92.2 when the patients documented diagnosis matches "Partial trisomy" 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 Partial trisomy?

The ICD-10-CM code for Partial trisomy is Q92.2.

Can Q92.2 be used for primary diagnosis?

Yes, Q92.2 can be used as a primary diagnosis code since it is billable and specific.

What chapter is Q92.2 in?

Q92.2 is in Chapter 17 of the ICD-10-CM Tabular List.

What conditions are excluded from Q92.2?

Type 1 Excludes for Q92.2 include: partial trisomy due to unbalanced translocation (Q92.5).

Is Q92.2 valid for 2026?

Yes, Q92.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ92.1Whole chromosome trisomy, mosaicism (mitotic nondisjunction)Next →Q92.5Duplications with other complex rearrangements
Code Details
Q92.2
Partial trisomy
Billable / Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q90-Q99 — Chromosomal abnormalities, not elsewhere classified
2026 ICD-10-CM