| H53 | Visual disturbances | NON-BILLABLE CODE |
| H53.0 | Amblyopia ex anopsia | NON-BILLABLE CODE |
| H53.00 | Unspecified amblyopia | NON-BILLABLE CODE |
| H53.001 | Unspecified amblyopia, right eye | BILLABLE CODE |
| H53.002 | Unspecified amblyopia, left eye | BILLABLE CODE |
| H53.003 | Unspecified amblyopia, bilateral | BILLABLE CODE |
| H53.009 | Unspecified amblyopia, unspecified eye | BILLABLE CODE |
| H53.01 | Deprivation amblyopia | NON-BILLABLE CODE |
| H53.011 | Deprivation amblyopia, right eye | BILLABLE CODE |
| H53.012 | Deprivation amblyopia, left eye | BILLABLE CODE |
| H53.013 | Deprivation amblyopia, bilateral | BILLABLE CODE |
| H53.019 | Deprivation amblyopia, unspecified eye | BILLABLE CODE |
| H53.02 | Refractive amblyopia | NON-BILLABLE CODE |
| H53.021 | Refractive amblyopia, right eye | BILLABLE CODE |
| H53.022 | Refractive amblyopia, left eye | BILLABLE CODE |
| H53.023 | Refractive amblyopia, bilateral | BILLABLE CODE |
| H53.029 | Refractive amblyopia, unspecified eye | BILLABLE CODE |
| H53.03 | Strabismic amblyopia | NON-BILLABLE CODE |
| H53.031 | Strabismic amblyopia, right eye | BILLABLE CODE |
| H53.032 | Strabismic amblyopia, left eye | BILLABLE CODE |
| H53.033 | Strabismic amblyopia, bilateral | BILLABLE CODE |
| H53.039 | Strabismic amblyopia, unspecified eye | BILLABLE CODE |
| H53.04 | Amblyopia suspect | NON-BILLABLE CODE |
| H53.041 | Amblyopia suspect, right eye | BILLABLE CODE |
| H53.042 | Amblyopia suspect, left eye | BILLABLE CODE |
| H53.043 | Amblyopia suspect, bilateral | BILLABLE CODE |
| H53.049 | Amblyopia suspect, unspecified eye | BILLABLE CODE |
| H53.1 | Subjective visual disturbances | NON-BILLABLE CODE |
| H53.10 | Unspecified subjective visual disturbances | BILLABLE CODE |
| H53.11 | Day blindness | BILLABLE CODE |
| H53.12 | Transient visual loss | NON-BILLABLE CODE |
| H53.121 | Transient visual loss, right eye | BILLABLE CODE |
| H53.122 | Transient visual loss, left eye | BILLABLE CODE |
| H53.123 | Transient visual loss, bilateral | BILLABLE CODE |
| H53.129 | Transient visual loss, unspecified eye | BILLABLE CODE |
| H53.13 | Sudden visual loss | NON-BILLABLE CODE |
| H53.131 | Sudden visual loss, right eye | BILLABLE CODE |
| H53.132 | Sudden visual loss, left eye | BILLABLE CODE |
| H53.133 | Sudden visual loss, bilateral | BILLABLE CODE |
| H53.139 | Sudden visual loss, unspecified eye | BILLABLE CODE |
| H53.14 | Visual discomfort | NON-BILLABLE CODE |
| H53.141 | Visual discomfort, right eye | BILLABLE CODE |
| H53.142 | Visual discomfort, left eye | BILLABLE CODE |
| H53.143 | Visual discomfort, bilateral | BILLABLE CODE |
| H53.149 | Visual discomfort, unspecified | BILLABLE CODE |
| H53.15 | Visual distortions of shape and size | BILLABLE CODE |
| H53.16 | Psychophysical visual disturbances | BILLABLE CODE |
| H53.19 | Other subjective visual disturbances | BILLABLE CODE |
| H53.2 | Diplopia | BILLABLE CODE |
| H53.3 | Other and unspecified disorders of binocular vision | NON-BILLABLE CODE |
| H53.30 | Unspecified disorder of binocular vision | BILLABLE CODE |
| H53.31 | Abnormal retinal correspondence | BILLABLE CODE |
| H53.32 | Fusion with defective stereopsis | BILLABLE CODE |
| H53.33 | Simultaneous visual perception without fusion | BILLABLE CODE |
| H53.34 | Suppression of binocular vision | BILLABLE CODE |
| H53.4 | Visual field defects | NON-BILLABLE CODE |
| H53.40 | Unspecified visual field defects | BILLABLE CODE |
| H53.41 | Scotoma involving central area | NON-BILLABLE CODE |
| H53.411 | Scotoma involving central area, right eye | BILLABLE CODE |
| H53.412 | Scotoma involving central area, left eye | BILLABLE CODE |
| H53.413 | Scotoma involving central area, bilateral | BILLABLE CODE |
| H53.419 | Scotoma involving central area, unspecified eye | BILLABLE CODE |
| H53.42 | Scotoma of blind spot area | NON-BILLABLE CODE |
| H53.421 | Scotoma of blind spot area, right eye | BILLABLE CODE |
| H53.422 | Scotoma of blind spot area, left eye | BILLABLE CODE |
| H53.423 | Scotoma of blind spot area, bilateral | BILLABLE CODE |
| H53.429 | Scotoma of blind spot area, unspecified eye | BILLABLE CODE |
| H53.43 | Sector or arcuate defects | NON-BILLABLE CODE |
| H53.431 | Sector or arcuate defects, right eye | BILLABLE CODE |
| H53.432 | Sector or arcuate defects, left eye | BILLABLE CODE |
| H53.433 | Sector or arcuate defects, bilateral | BILLABLE CODE |
| H53.439 | Sector or arcuate defects, unspecified eye | BILLABLE CODE |
| H53.45 | Other localized visual field defect | NON-BILLABLE CODE |
| H53.451 | Other localized visual field defect, right eye | BILLABLE CODE |
| H53.452 | Other localized visual field defect, left eye | BILLABLE CODE |
| H53.453 | Other localized visual field defect, bilateral | BILLABLE CODE |
| H53.459 | Other localized visual field defect, unspecified eye | BILLABLE CODE |
| H53.46 | Homonymous bilateral field defects | NON-BILLABLE CODE |
| H53.461 | Homonymous bilateral field defects, right side | BILLABLE CODE |
| H53.462 | Homonymous bilateral field defects, left side | BILLABLE CODE |
| H53.469 | Homonymous bilateral field defects, unspecified side | BILLABLE CODE |
| H53.47 | Heteronymous bilateral field defects | BILLABLE CODE |
| H53.48 | Generalized contraction of visual field | NON-BILLABLE CODE |
| H53.481 | Generalized contraction of visual field, right eye | BILLABLE CODE |
| H53.482 | Generalized contraction of visual field, left eye | BILLABLE CODE |
| H53.483 | Generalized contraction of visual field, bilateral | BILLABLE CODE |
| H53.489 | Generalized contraction of visual field, unspecified eye | BILLABLE CODE |
| H53.5 | Color vision deficiencies | NON-BILLABLE CODE |
| H53.50 | Unspecified color vision deficiencies | BILLABLE CODE |
| H53.51 | Achromatopsia | BILLABLE CODE |
| H53.52 | Acquired color vision deficiency | BILLABLE CODE |
| H53.53 | Deuteranomaly | BILLABLE CODE |
| H53.54 | Protanomaly | BILLABLE CODE |
| H53.55 | Tritanomaly | BILLABLE CODE |
| H53.59 | Other color vision deficiencies | BILLABLE CODE |
| H53.6 | Night blindness | NON-BILLABLE CODE |
| H53.60 | Unspecified night blindness | BILLABLE CODE |
| H53.61 | Abnormal dark adaptation curve | BILLABLE CODE |
| H53.62 | Acquired night blindness | BILLABLE CODE |
| H53.69 | Other night blindness | BILLABLE CODE |
| H53.7 | Vision sensitivity deficiencies | NON-BILLABLE CODE |
| H53.71 | Glare sensitivity | BILLABLE CODE |
| H53.72 | Impaired contrast sensitivity | BILLABLE CODE |
| H53.8 | Other visual disturbances | BILLABLE CODE |
| H53.9 | Unspecified visual disturbance | BILLABLE CODE |
