| H18731 | Descemetocele, right eye |
| H18732 | Descemetocele, left eye |
| H18733 | Descemetocele, bilateral |
| H18739 | Descemetocele, unspecified eye |
| H1879 | Other corneal deformities |
| H18791 | Other corneal deformities, right eye |
| H18792 | Other corneal deformities, left eye |
| H18793 | Other corneal deformities, bilateral |
| H18799 | Other corneal deformities, unspecified eye |
| H188 | Other specified disorders of cornea |
| H1881 | Anesthesia and hypoesthesia of cornea |
| H18811 | Anesthesia and hypoesthesia of cornea, right eye |
| H18812 | Anesthesia and hypoesthesia of cornea, left eye |
| H18813 | Anesthesia and hypoesthesia of cornea, bilateral |
| H18819 | Anesthesia and hypoesthesia of cornea, unspecified eye |
| H1882 | Corneal disorder due to contact lens |
| H18821 | Corneal disorder due to contact lens, right eye |
| H18822 | Corneal disorder due to contact lens, left eye |
| H18823 | Corneal disorder due to contact lens, bilateral |
| H18829 | Corneal disorder due to contact lens, unspecified eye |
| H1883 | Recurrent erosion of cornea |
| H18831 | Recurrent erosion of cornea, right eye |
| H18832 | Recurrent erosion of cornea, left eye |
| H18833 | Recurrent erosion of cornea, bilateral |
| H18839 | Recurrent erosion of cornea, unspecified eye |
| H1889 | Other specified disorders of cornea |
| H18891 | Other specified disorders of cornea, right eye |
| H18892 | Other specified disorders of cornea, left eye |
| H18893 | Other specified disorders of cornea, bilateral |
| H18899 | Other specified disorders of cornea, unspecified eye |
| H189 | Unspecified disorder of cornea |
| H20 | Iridocyclitis |
| H200 | Acute and subacute iridocyclitis |
| H2000 | Unspecified acute and subacute iridocyclitis |
| H2001 | Primary iridocyclitis |
| H20011 | Primary iridocyclitis, right eye |
| H20012 | Primary iridocyclitis, left eye |
| H20013 | Primary iridocyclitis, bilateral |
| H20019 | Primary iridocyclitis, unspecified eye |
| H2002 | Recurrent acute iridocyclitis |
| H20021 | Recurrent acute iridocyclitis, right eye |
| H20022 | Recurrent acute iridocyclitis, left eye |
| H20023 | Recurrent acute iridocyclitis, bilateral |
| H20029 | Recurrent acute iridocyclitis, unspecified eye |
| H2003 | Secondary infectious iridocyclitis |
| H20031 | Secondary infectious iridocyclitis, right eye |
| H20032 | Secondary infectious iridocyclitis, left eye |
| H20033 | Secondary infectious iridocyclitis, bilateral |
| H20039 | Secondary infectious iridocyclitis, unspecified eye |
| H2004 | Secondary noninfectious iridocyclitis |