H16.30 Unspecified interstitial keratitisNon-billable header with 4 child codes.
H16.301 Unspecified interstitial keratitis, right eyeH16.302 Unspecified interstitial keratitis, left eyeH16.303 Unspecified interstitial keratitis, bilateralH16.309 Unspecified interstitial keratitis, unspecified eyeH16.291 Other keratoconjunctivitis, right eyeH16.292 Other keratoconjunctivitis, left eyeH16.293 Other keratoconjunctivitis, bilateralH16.299 Other keratoconjunctivitis, unspecified eyeH16.3 Interstitial and deep keratitisH16.30 Unspecified interstitial keratitis (this code)H16.301 Unspecified interstitial keratitis, right eyeH16.302 Unspecified interstitial keratitis, left eyeH16.303 Unspecified interstitial keratitis, bilateralH16.309 Unspecified interstitial keratitis, unspecified eyeH16.31 Corneal abscess