H17 – Corneal scars and opacities
ICD-10-CM 2027 diagnosis code · Disorders of sclera, cornea, iris and ciliary body
ICD-10-CM code
H17
- Code
H17(claims format:H17)- Description
- Corneal scars and opacities
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 7. Diseases of the eye and adnexa (H00-H59)
- Block
- H15-H22 Disorders of sclera, cornea, iris and ciliary body
Billable codes under H17
H17 is a header code and cannot be used on claims. Choose the most specific code:
- H17.0 – Adherent leukomaHeader (more codes below)
- H17.1 – Central corneal opacityHeader (more codes below)
- H17.8 – Other corneal scars and opacitiesHeader (more codes below)
- H17.9 – Unspecified corneal scar and opacityBillable
Index terms for H17
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code H17?
H17 is the ICD-10-CM code for corneal scars and opacities, in the block H15-H22 (Disorders of sclera, cornea, iris and ciliary body).
Is H17 a billable code?
No. H17 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.