ICD-10 Code H16.131 – Photokeratitis, right eye (2026): Diagnosis, Symptoms & Billing Guide
2026 ICD-10-CM Diagnosis Code H16.131 – Photokeratitis, right eye
What it is
H16.131 identifies photokeratitis affecting the right eye. It is an acute corneal injury caused by ultraviolet light exposure, often from welding arcs, snow glare, or tanning devices.
Clinical signs
Typical findings include eye pain, redness, tearing, light sensitivity, and a gritty or foreign-body sensation. Clinical features vary; refer to documentation.
When to use this code
Use this code when the provider documents photokeratitis limited to the right eye. It fits acute UV-related corneal injury with laterality specified in the record. If the note only says photokeratitis without eye laterality, Check documentation.
Do not use for
Do not use it for left eye, bilateral, or unspecified photokeratitis. Do not use it for other corneal disorders or nonspecific eye irritation unless the record clearly states photokeratitis.
Coding tip
Always confirm laterality and the UV exposure history in the chart before assigning H16.131.