| H493 | Total (external) ophthalmoplegia |
| H4930 | Total (external) ophthalmoplegia, unspecified eye |
| H4931 | Total (external) ophthalmoplegia, right eye |
| H4932 | Total (external) ophthalmoplegia, left eye |
| H4933 | Total (external) ophthalmoplegia, bilateral |
| H494 | Progressive external ophthalmoplegia |
| H4940 | Progressive external ophthalmoplegia, unspecified eye |
| H4941 | Progressive external ophthalmoplegia, right eye |
| H4942 | Progressive external ophthalmoplegia, left eye |
| H4943 | Progressive external ophthalmoplegia, bilateral |
| H498 | Other paralytic strabismus |
| H4981 | Kearns-Sayre syndrome |
| H49811 | Kearns-Sayre syndrome, right eye |
| H49812 | Kearns-Sayre syndrome, left eye |
| H49813 | Kearns-Sayre syndrome, bilateral |
| H49819 | Kearns-Sayre syndrome, unspecified eye |
| H4988 | Other paralytic strabismus |
| H49881 | Other paralytic strabismus, right eye |
| H49882 | Other paralytic strabismus, left eye |
| H49883 | Other paralytic strabismus, bilateral |
| H49889 | Other paralytic strabismus, unspecified eye |
| H499 | Unspecified paralytic strabismus |
| H50 | Other strabismus |
| H500 | Esotropia |
| H5000 | Unspecified esotropia |
| H5001 | Monocular esotropia |
| H50011 | Monocular esotropia, right eye |
| H50012 | Monocular esotropia, left eye |
| H5002 | Monocular esotropia with A pattern |
| H50021 | Monocular esotropia with A pattern, right eye |
| H50022 | Monocular esotropia with A pattern, left eye |
| H5003 | Monocular esotropia with V pattern |
| H50031 | Monocular esotropia with V pattern, right eye |
| H50032 | Monocular esotropia with V pattern, left eye |
| H5004 | Monocular esotropia with other noncomitancies |
| H50041 | Monocular esotropia with other noncomitancies, right eye |
| H50042 | Monocular esotropia with other noncomitancies, left eye |
| H5005 | Alternating esotropia |
| H5006 | Alternating esotropia with A pattern |
| H5007 | Alternating esotropia with V pattern |
| H5008 | Alternating esotropia with other noncomitancies |
| H501 | Exotropia |
| H5010 | Unspecified exotropia |
| H5011 | Monocular exotropia |
| H50111 | Monocular exotropia, right eye |
| H50112 | Monocular exotropia, left eye |
| H5012 | Monocular exotropia with A pattern |
| H50121 | Monocular exotropia with A pattern, right eye |
| H50122 | Monocular exotropia with A pattern, left eye |
| H5013 | Monocular exotropia with V pattern |