H16.3 - Interstitial and deep keratitis
H16.39 - Other interstitial and deep keratitis
H16.391 - Other interstitial and deep keratitis, right eye
H16.392 - Other interstitial and deep keratitis, left eye
H16.393 - Other interstitial and deep keratitis, bilateral
H16.399 - Other interstitial and deep keratitis, unspecified eye