ICD-10-CM > S00-T88 > S60-S69 > S63 > S63.2 > S63.23 S63.23 Subluxation of proximal interphalangeal joint of finger Non-Billable/Non-Specific Codes S63.230Subluxation of proximal interphalangeal joint of right index fingerS63.230A..., initial encounterS63.230D..., subsequent encounterS63.230S..., sequelaS63.231Subluxation of proximal interphalangeal joint of left index fingerS63.231A..., initial encounterS63.231D..., subsequent encounterS63.231S..., sequelaS63.232Subluxation of proximal interphalangeal joint of right middle fingerS63.232A..., initial encounterS63.232D..., subsequent encounterS63.232S..., sequelaS63.233Subluxation of proximal interphalangeal joint of left middle fingerS63.233A..., initial encounterS63.233D..., subsequent encounterS63.233S..., sequelaS63.234Subluxation of proximal interphalangeal joint of right ring fingerS63.234A..., initial encounterS63.234D..., subsequent encounterS63.234S..., sequelaS63.235Subluxation of proximal interphalangeal joint of left ring fingerS63.235A..., initial encounterS63.235D..., subsequent encounterS63.235S..., sequelaS63.236Subluxation of proximal interphalangeal joint of right little fingerS63.236A..., initial encounterS63.236D..., subsequent encounterS63.236S..., sequelaS63.237Subluxation of proximal interphalangeal joint of left little fingerS63.237A..., initial encounterS63.237D..., subsequent encounterS63.237S..., sequelaS63.238Subluxation of proximal interphalangeal joint of other fingerS63.238A..., initial encounterS63.238D..., subsequent encounterS63.238S..., sequelaS63.239Subluxation of proximal interphalangeal joint of unspecified fingerS63.239A..., initial encounterS63.239D..., subsequent encounterS63.239S..., sequela