M22 Disorder of patella
ICD-10-CM category M22 sits in Chapter 13 (Diseases of the musculoskeletal system and connective tissue, M00-M99). It contains 21 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
M22.0 Recurrent dislocation of patellaM22.1 Recurrent subluxation of patellaM22.2 Patellofemoral disordersM22.2X Patellofemoral disordersM22.3 Other derangements of patellaM22.3X Other derangements of patellaM22.4 Chondromalacia patellaeM22.8 Other disorders of patellaM22.8X Other disorders of patellaM22.9 Unspecified disorder of patella
Billable codes in M22
| Code | Description |
|---|---|
M22.00 | Recurrent dislocation of patella, unspecified knee |
M22.01 | Recurrent dislocation of patella, right knee |
M22.02 | Recurrent dislocation of patella, left knee |
M22.10 | Recurrent subluxation of patella, unspecified knee |
M22.11 | Recurrent subluxation of patella, right knee |
M22.12 | Recurrent subluxation of patella, left knee |
M22.2X1 | Patellofemoral disorders, right knee |
M22.2X2 | Patellofemoral disorders, left knee |
M22.2X9 | Patellofemoral disorders, unspecified knee |
M22.3X1 | Other derangements of patella, right knee |
M22.3X2 | Other derangements of patella, left knee |
M22.3X9 | Other derangements of patella, unspecified knee |
M22.40 | Chondromalacia patellae, unspecified knee |
M22.41 | Chondromalacia patellae, right knee |
M22.42 | Chondromalacia patellae, left knee |
M22.8X1 | Other disorders of patella, right knee |
M22.8X2 | Other disorders of patella, left knee |
M22.8X9 | Other disorders of patella, unspecified knee |
M22.90 | Unspecified disorder of patella, unspecified knee |
M22.91 | Unspecified disorder of patella, right knee |
M22.92 | Unspecified disorder of patella, left knee |
Search within ICD-10-CM for M22 and related codes
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