ICD-10-CM 2027
ICD-10 code for extraocular muscles myopathy
From the official ICD-10-CM alphabetic index entry “Myopathy › extraocular muscles”. Page updated September 29, 2026.
About coding extraocular muscles myopathy
The ICD-10-CM code for extraocular muscles myopathy is H05.82 (Myopathy of extraocular muscles).
Within H05.8 (other disorders of orbit), H05.82 is specifically for myopathy of extraocular muscles. Related codes cover cyst of orbit (H05.81), thyroid orbitopathy (H05.83) and other disorders of orbit (H05.89).
To report this condition, pick the subcode that matches the documentation: H05.821 (right orbit), H05.822 (left orbit), H05.823 (bilateral) and H05.829 (unspecified orbit).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.