Other disorders of eye and adnexa (H55-H57)
chapter 7: Diseases of the Eye and Adnexa
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Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers coding glaucoma by type, eye, and stage, including bilateral cases and stage changes, and coding blindness or low vision when the impairment category is undocumented.
All codes under H55-H57
H55-H57 can't be used on a claim. Pick a billable code below; grey headings group them.
- H55Nystagmus and other irregular eye movements
- H55.0Nystagmus
- H55.00Unspecified nystagmus
- H55.01Congenital nystagmus
- H55.02Latent nystagmus
- H55.03Visual deprivation nystagmus
- H55.04Dissociated nystagmus
- H55.09Other forms of nystagmus
- H55.8Other irregular eye movements
- H55.81Deficient saccadic eye movements
- H55.82Deficient smooth pursuit eye movements
- H55.89Other irregular eye movements
- H57Other disorders of eye and adnexa
- H57.0Anomalies of pupillary function
- H57.00Unspecified anomaly of pupillary function
- H57.01Argyll Robertson pupil, atypical
- H57.02Anisocoria
- H57.03Miosis
- H57.04Mydriasis
- H57.05Tonic pupil
- H57.051Tonic pupil, right eye
- H57.052Tonic pupil, left eye
- H57.053Tonic pupil, bilateral
- H57.059Tonic pupil, unspecified eye
- H57.09Other anomalies of pupillary function
- H57.1Ocular pain
- H57.10Ocular pain, unspecified eye
- H57.11Ocular pain, right eye
- H57.12Ocular pain, left eye
- H57.13Ocular pain, bilateral
- H57.8Other specified disorders of eye and adnexa
- H57.81Brow ptosis
- H57.811Brow ptosis, right
- H57.812Brow ptosis, left
- H57.813Brow ptosis, bilateral
- H57.819Brow ptosis, unspecified
- H57.89Other specified disorders of eye and adnexa
- H57.8AForeign body sensation eye (ocular)
- H57.8A1Foreign body sensation, right eye
- H57.8A2Foreign body sensation, left eye
- H57.8A3Foreign body sensation, bilateral eyes
- H57.8A9Foreign body sensation, unspecified eye
- H57.9Unspecified disorder of eye and adnexa
H55-H57 MS-DRGs
This code does not group to an MS-DRG as a principal diagnosis.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Eye Movement Disorders
When you look at an object, you're using several muscles to move both eyes to focus on it. If you have a problem with the muscles, the eyes don't work properly.
Read more about eye movement disorders on MedlinePlus