ICD-10-CM 2027
ICD-10 code for Photokeratitis
From the official ICD-10-CM alphabetic index entry “Photokeratitis”. Page updated September 29, 2026.
About coding Photokeratitis
The ICD-10-CM code for Photokeratitis is H16.13 (Photokeratitis).
Within H16.1 (other and unspecified superficial keratitis without conjunctivitis), H16.13 is specifically for Photokeratitis. Related codes cover unspecified superficial keratitis (H16.10), macular keratitis (H16.11), Filamentary keratitis (H16.12) and Punctate keratitis (H16.14).
To report this condition, pick the subcode that matches the documentation: H16.131 (right eye), H16.132 (left eye), H16.133 (bilateral) and H16.139 (unspecified eye).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.