M22.00 Recurrent dislocation of patella, unspecified knee

Billable ICD-10-CM code, FY2026.

Applies from M22 Disorder of patella

Excludes2 (not included here)

• traumatic dislocation of patella (S83.0-)

MS-DRG index

Defines the logic of DRG(s) 562-563 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 718.36 Recurrent dislocation of joint, lower leg (approximate)

Code annotations containing back-references to M22.00

Back-references to M22.0

• Type 2 Excludes: M23 Internal derangement of knee ("recurrent dislocation or subluxation of patella (M22.0-M22.1)")
• Type 2 Excludes: M24.4 Recurrent dislocation of joint ("recurrent dislocation of patella (M22.0-M22.1)")
• Type 2 Excludes: S83 Dislocation and sprain of joints and ligaments of knee ("derangement of patella (M22.0-M22.3)")
• Type 2 Excludes: S83 Dislocation and sprain of joints and ligaments of knee ("recurrent dislocation of knee (M22.0)")

Nearby codes

• M22 Disorder of patella
• M22.0 Recurrent dislocation of patella
• M22.00 Recurrent dislocation of patella, unspecified knee (this code)
• M22.01 Recurrent dislocation of patella, right knee
• M22.02 Recurrent dislocation of patella, left knee
• M22.1 Recurrent subluxation of patella
• M22.10 Recurrent subluxation of patella, unspecified knee
• M22.11 Recurrent subluxation of patella, right knee