2026 ICD-10-CM Diagnosis Code Q84Other congenital malformations of integument

ICD-10-CM Codes›Q00-Q99›Q80-Q89›Q84

ICD-10-CM Q84
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q84 is a non-billable ICD-10-CM category code for other congenital malformations of integument, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Q84.0, Q84.1, Q84.2, and Q84.3.

Code Identity

ICD-10-CM Code
Q84
Billable Status
No — Non-Billable Category
Code Describes
Other congenital malformations of integument
Chapter
Q80-Q89
Other congenital malformations

Code Classification

ChapterQ00-Q99Congenital malformations, deformations and chromosomal abnormalities
SectionQ80-Q89Other congenital malformations
CategoryQ84Other congenital malformations of integument
This CodeQ84Other congenital malformations of integument

Specific Coding for Other congenital malformations of integumentOverview

Non-specific codes like Q84 require more characters. Use one of these billable codes instead:

  • Use Q84.0 for Congenital alopecia

  • Use Q84.1 for Congenital morphological disturbances of hair, not elsewhere classified

  • Use Q84.2 for Other congenital malformations of hair

  • Use Q84.3 for Anonychia

  • Use Q84.4 for Congenital leukonychia

  • Use Q84.5 for Enlarged and hypertrophic nails

  • Use Q84.6 for Other congenital malformations of nails

  • Use Q84.8 for Other specified congenital malformations of integument

  • Use Q84.9 for Congenital malformation of integument, unspecified

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Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Q84Overview

Is Q84 (Other congenital malformations of integument) a billable code?

No. This is a category header that groups the codes for other congenital malformations of integument, and headers cannot be submitted on claims. Claims for other congenital malformations of integument need a more specific code from this category, such as Q84.0, Q84.1, and Q84.2.