H44.42 Hypotony of eye due to ocular fistulaNon-billable header with 4 child codes.
H44.421 Hypotony of right eye due to ocular fistulaH44.422 Hypotony of left eye due to ocular fistulaH44.423 Hypotony of eye due to ocular fistula, bilateralH44.429 Hypotony of unspecified eye due to ocular fistulaH44.41 Flat anterior chamber hypotony of eyeH44.411 Flat anterior chamber hypotony of right eyeH44.412 Flat anterior chamber hypotony of left eyeH44.413 Flat anterior chamber hypotony of eye, bilateralH44.419 Flat anterior chamber hypotony of unspecified eyeH44.42 Hypotony of eye due to ocular fistula (this code)H44.421 Hypotony of right eye due to ocular fistulaH44.422 Hypotony of left eye due to ocular fistulaH44.423 Hypotony of eye due to ocular fistula, bilateralH44.429 Hypotony of unspecified eye due to ocular fistulaH44.43 Hypotony of eye due to other ocular disorders