ICD-10-CM category
H49 Paralytic strabismus
H49 is a category, not a billable code. Report one of the 29 complete codes below.
Codes in H49
- H49.00Third [oculomotor] nerve palsy, unspecified eye
- H49.01Third [oculomotor] nerve palsy, right eye
- H49.02Third [oculomotor] nerve palsy, left eye
- H49.03Third [oculomotor] nerve palsy, bilateral
- H49.10Fourth [trochlear] nerve palsy, unspecified eye
- H49.11Fourth [trochlear] nerve palsy, right eye
- H49.12Fourth [trochlear] nerve palsy, left eye
- H49.13Fourth [trochlear] nerve palsy, bilateral
- H49.20Sixth [abducent] nerve palsy, unspecified eye
- H49.21Sixth [abducent] nerve palsy, right eye
- H49.22Sixth [abducent] nerve palsy, left eye
- H49.23Sixth [abducent] nerve palsy, bilateral
- H49.30Total (external) ophthalmoplegia, unspecified eye
- H49.31Total (external) ophthalmoplegia, right eye
- H49.32Total (external) ophthalmoplegia, left eye
- H49.33Total (external) ophthalmoplegia, bilateral
- H49.40Progressive external ophthalmoplegia, unspecified eye
- H49.41Progressive external ophthalmoplegia, right eye
- H49.42Progressive external ophthalmoplegia, left eye
- H49.43Progressive external ophthalmoplegia, bilateral
- H49.811Kearns-Sayre syndrome, right eye
- H49.812Kearns-Sayre syndrome, left eye
- H49.813Kearns-Sayre syndrome, bilateral
- H49.819Kearns-Sayre syndrome, unspecified eye
- H49.881Other paralytic strabismus, right eye
- H49.882Other paralytic strabismus, left eye
- H49.883Other paralytic strabismus, bilateral
- H49.889Other paralytic strabismus, unspecified eye
- H49.9Unspecified paralytic strabismus
Outside the US? H49 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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