ICD-10-CM > H00-H59 > H49-H52 > H50 > H50.6 > H50.67 H50.67 Superior rectus muscle entrapment Non-Billable/Non-Specific Codes H50.671Superior rectus muscle entrapment, right eyeH50.672Superior rectus muscle entrapment, left eyeH50.679Superior rectus muscle entrapment, unspecified eye