Q80.9 – Congenital ichthyosis, unspecified
ICD-10-CM 2027 diagnosis code · Other congenital malformations
ICD-10-CM code
Q80.9
- Code
Q80.9(claims format:Q809)- Description
- Congenital ichthyosis, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q80-Q89 Other congenital malformations
- Parent codes
- Q80
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q80 – Congenital ichthyosis
Excludes1 (not coded here):
- Refsum's disease (G60.1)
Index terms for Q80.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in Q80
- Q80.0 – Ichthyosis vulgarisBillable
- Q80.1 – X-linked ichthyosisBillable
- Q80.2 – Lamellar ichthyosisBillable
- Q80.3 – Congenital bullous ichthyosiform erythrodermaBillable
- Q80.4 – Harlequin fetusBillable
- Q80.8 – Other congenital ichthyosisBillable
Frequently asked questions
What is ICD-10 code Q80.9?
Q80.9 is the ICD-10-CM code for congenital ichthyosis, unspecified, in the block Q80-Q89 (Other congenital malformations).
Is Q80.9 a billable code?
Yes. Q80.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q80.9 belong to?
It belongs to category Q80 – Congenital ichthyosis.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.