Q80 – Congenital ichthyosis
ICD-10-CM 2027 diagnosis code · Other congenital malformations
ICD-10-CM code
Q80
- Code
Q80(claims format:Q80)- Description
- Congenital ichthyosis
- Billable
- No – use a more specific code below
- 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
Billable codes under Q80
Q80 is a header code and cannot be used on claims. Choose the most specific code:
- 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
- Q80.9 – Congenital ichthyosis, unspecifiedBillable
Notes for Q80
Excludes1 (not coded here):
- Refsum's disease (G60.1)
Frequently asked questions
What is ICD-10 code Q80?
Q80 is the ICD-10-CM code for congenital ichthyosis, in the block Q80-Q89 (Other congenital malformations).
Is Q80 a billable code?
No. Q80 is a header code with more specific child codes; report one of the billable codes listed above.
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.