2013 ICD-9-CM Diagnosis Code 368.6
- failure or imperfection of vision at night or in dim light, with good vision only on bright days.
- An inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder.
- Nyctalopia; inability to see clearly in dim light.
- There are 5 ICD-9-CM codes below 368.6 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.