H55.8 – Other irregular eye movements
ICD-10-CM 2027 diagnosis code · Other disorders of eye and adnexa
ICD-10-CM code
H55.8
- Code
H55.8(claims format:H558)- Description
- Other irregular eye movements
- 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
- H55-H57 Other disorders of eye and adnexa
- Parent codes
- H55
Billable codes under H55.8
H55.8 is a header code and cannot be used on claims. Choose the most specific code:
Related codes in H55
- H55.0 – NystagmusHeader
Frequently asked questions
What is ICD-10 code H55.8?
H55.8 is the ICD-10-CM code for other irregular eye movements, in the block H55-H57 (Other disorders of eye and adnexa).
Is H55.8 a billable code?
No. H55.8 is a header code with more specific child codes; report one of the billable codes listed above.
What category does H55.8 belong to?
It belongs to category H55 – Nystagmus and other irregular eye movements.
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.