M23 — ICD-10-CM Diagnosis Codes

• M23 Internal derangement of knee
• M23.0 Cystic meniscus
• M23.00 Cystic meniscus, unspecified meniscus
• M23.000 Cystic meniscus, unspecified lateral meniscus, right knee billable
• M23.001 Cystic meniscus, unspecified lateral meniscus, left knee billable
• M23.002 Cystic meniscus, unspecified lateral meniscus, unspecified knee billable
• M23.003 Cystic meniscus, unspecified medial meniscus, right knee billable
• M23.004 Cystic meniscus, unspecified medial meniscus, left knee billable
• M23.005 Cystic meniscus, unspecified medial meniscus, unspecified knee billable
• M23.006 Cystic meniscus, unspecified meniscus, right knee billable
• M23.007 Cystic meniscus, unspecified meniscus, left knee billable
• M23.009 Cystic meniscus, unspecified meniscus, unspecified knee billable
• M23.01 Cystic meniscus, anterior horn of medial meniscus
• M23.011 Cystic meniscus, anterior horn of medial meniscus, right knee billable
• M23.012 Cystic meniscus, anterior horn of medial meniscus, left knee billable
• M23.019 Cystic meniscus, anterior horn of medial meniscus, unspecified knee billable
• M23.02 Cystic meniscus, posterior horn of medial meniscus
• M23.021 Cystic meniscus, posterior horn of medial meniscus, right knee billable
• M23.022 Cystic meniscus, posterior horn of medial meniscus, left knee billable
• M23.029 Cystic meniscus, posterior horn of medial meniscus, unspecified knee billable
• M23.03 Cystic meniscus, other medial meniscus
• M23.031 Cystic meniscus, other medial meniscus, right knee billable
• M23.032 Cystic meniscus, other medial meniscus, left knee billable
• M23.039 Cystic meniscus, other medial meniscus, unspecified knee billable
• M23.04 Cystic meniscus, anterior horn of lateral meniscus
• M23.041 Cystic meniscus, anterior horn of lateral meniscus, right knee billable
• M23.042 Cystic meniscus, anterior horn of lateral meniscus, left knee billable
• M23.049 Cystic meniscus, anterior horn of lateral meniscus, unspecified knee billable
• M23.05 Cystic meniscus, posterior horn of lateral meniscus
• M23.051 Cystic meniscus, posterior horn of lateral meniscus, right knee billable
• M23.052 Cystic meniscus, posterior horn of lateral meniscus, left knee billable
• M23.059 Cystic meniscus, posterior horn of lateral meniscus, unspecified knee billable
• M23.06 Cystic meniscus, other lateral meniscus
• M23.061 Cystic meniscus, other lateral meniscus, right knee billable
• M23.062 Cystic meniscus, other lateral meniscus, left knee billable
• M23.069 Cystic meniscus, other lateral meniscus, unspecified knee billable
• M23.2 Derangement of meniscus due to old tear or injury
• M23.20 Derangement of unspecified meniscus due to old tear or injury
• M23.200 Derangement of unspecified lateral meniscus due to old tear or injury, right knee billable
• M23.201 Derangement of unspecified lateral meniscus due to old tear or injury, left knee billable
• M23.202 Derangement of unspecified lateral meniscus due to old tear or injury, unspecified knee billable
• M23.203 Derangement of unspecified medial meniscus due to old tear or injury, right knee billable
• M23.204 Derangement of unspecified medial meniscus due to old tear or injury, left knee billable
• M23.205 Derangement of unspecified medial meniscus due to old tear or injury, unspecified knee billable
• M23.206 Derangement of unspecified meniscus due to old tear or injury, right knee billable
• M23.207 Derangement of unspecified meniscus due to old tear or injury, left knee billable
• M23.209 Derangement of unspecified meniscus due to old tear or injury, unspecified knee billable
• M23.21 Derangement of anterior horn of medial meniscus due to old tear or injury
• M23.211 Derangement of anterior horn of medial meniscus due to old tear or injury, right knee billable
• M23.212 Derangement of anterior horn of medial meniscus due to old tear or injury, left knee billable
• M23.219 Derangement of anterior horn of medial meniscus due to old tear or injury, unspecified knee billable
• M23.22 Derangement of posterior horn of medial meniscus due to old tear or injury
• M23.221 Derangement of posterior horn of medial meniscus due to old tear or injury, right knee billable
• M23.222 Derangement of posterior horn of medial meniscus due to old tear or injury, left knee billable
• M23.229 Derangement of posterior horn of medial meniscus due to old tear or injury, unspecified knee billable
• M23.23 Derangement of other medial meniscus due to old tear or injury
• M23.231 Derangement of other medial meniscus due to old tear or injury, right knee billable
• M23.232 Derangement of other medial meniscus due to old tear or injury, left knee billable
• M23.239 Derangement of other medial meniscus due to old tear or injury, unspecified knee billable
• M23.24 Derangement of anterior horn of lateral meniscus due to old tear or injury
• M23.241 Derangement of anterior horn of lateral meniscus due to old tear or injury, right knee billable
• M23.242 Derangement of anterior horn of lateral meniscus due to old tear or injury, left knee billable
• M23.249 Derangement of anterior horn of lateral meniscus due to old tear or injury, unspecified knee billable
• M23.25 Derangement of posterior horn of lateral meniscus due to old tear or injury
• M23.251 Derangement of posterior horn of lateral meniscus due to old tear or injury, right knee billable
• M23.252 Derangement of posterior horn of lateral meniscus due to old tear or injury, left knee billable
• M23.259 Derangement of posterior horn of lateral meniscus due to old tear or injury, unspecified knee billable
• M23.26 Derangement of other lateral meniscus due to old tear or injury
• M23.261 Derangement of other lateral meniscus due to old tear or injury, right knee billable
• M23.262 Derangement of other lateral meniscus due to old tear or injury, left knee billable
• M23.269 Derangement of other lateral meniscus due to old tear or injury, unspecified knee billable
• M23.3 Other meniscus derangements
• M23.30 Other meniscus derangements, unspecified meniscus
• M23.300 Other meniscus derangements, unspecified lateral meniscus, right knee billable
• M23.301 Other meniscus derangements, unspecified lateral meniscus, left knee billable
• M23.302 Other meniscus derangements, unspecified lateral meniscus, unspecified knee billable
• M23.303 Other meniscus derangements, unspecified medial meniscus, right knee billable
• M23.304 Other meniscus derangements, unspecified medial meniscus, left knee billable
• M23.305 Other meniscus derangements, unspecified medial meniscus, unspecified knee billable
• M23.306 Other meniscus derangements, unspecified meniscus, right knee billable
• M23.307 Other meniscus derangements, unspecified meniscus, left knee billable
• M23.309 Other meniscus derangements, unspecified meniscus, unspecified knee billable
• M23.31 Other meniscus derangements, anterior horn of medial meniscus
• M23.311 Other meniscus derangements, anterior horn of medial meniscus, right knee billable
• M23.312 Other meniscus derangements, anterior horn of medial meniscus, left knee billable
• M23.319 Other meniscus derangements, anterior horn of medial meniscus, unspecified knee billable
• M23.32 Other meniscus derangements, posterior horn of medial meniscus
• M23.321 Other meniscus derangements, posterior horn of medial meniscus, right knee billable
• M23.322 Other meniscus derangements, posterior horn of medial meniscus, left knee billable
• M23.329 Other meniscus derangements, posterior horn of medial meniscus, unspecified knee billable
• M23.33 Other meniscus derangements, other medial meniscus
• M23.331 Other meniscus derangements, other medial meniscus, right knee billable
• M23.332 Other meniscus derangements, other medial meniscus, left knee billable
• M23.339 Other meniscus derangements, other medial meniscus, unspecified knee billable
• M23.34 Other meniscus derangements, anterior horn of lateral meniscus
• M23.341 Other meniscus derangements, anterior horn of lateral meniscus, right knee billable
• M23.342 Other meniscus derangements, anterior horn of lateral meniscus, left knee billable
• M23.349 Other meniscus derangements, anterior horn of lateral meniscus, unspecified knee billable
• M23.35 Other meniscus derangements, posterior horn of lateral meniscus
• M23.351 Other meniscus derangements, posterior horn of lateral meniscus, right knee billable
• M23.352 Other meniscus derangements, posterior horn of lateral meniscus, left knee billable
• M23.359 Other meniscus derangements, posterior horn of lateral meniscus, unspecified knee billable
• M23.36 Other meniscus derangements, other lateral meniscus
• M23.361 Other meniscus derangements, other lateral meniscus, right knee billable
• M23.362 Other meniscus derangements, other lateral meniscus, left knee billable
• M23.369 Other meniscus derangements, other lateral meniscus, unspecified knee billable
• M23.4 Loose body in knee
• M23.40 Loose body in knee, unspecified knee billable
• M23.41 Loose body in knee, right knee billable
• M23.42 Loose body in knee, left knee billable
• M23.5 Chronic instability of knee
• M23.50 Chronic instability of knee, unspecified knee billable
• M23.51 Chronic instability of knee, right knee billable
• M23.52 Chronic instability of knee, left knee billable
• M23.6 Other spontaneous disruption of ligament(s) of knee
• M23.60 Other spontaneous disruption of unspecified ligament of knee
• M23.601 Other spontaneous disruption of unspecified ligament of right knee billable
• M23.602 Other spontaneous disruption of unspecified ligament of left knee billable
• M23.609 Other spontaneous disruption of unspecified ligament of unspecified knee billable
• M23.61 Other spontaneous disruption of anterior cruciate ligament of knee
• M23.611 Other spontaneous disruption of anterior cruciate ligament of right knee billable
• M23.612 Other spontaneous disruption of anterior cruciate ligament of left knee billable
• M23.619 Other spontaneous disruption of anterior cruciate ligament of unspecified knee billable
• M23.62 Other spontaneous disruption of posterior cruciate ligament of knee
• M23.621 Other spontaneous disruption of posterior cruciate ligament of right knee billable
• M23.622 Other spontaneous disruption of posterior cruciate ligament of left knee billable
• M23.629 Other spontaneous disruption of posterior cruciate ligament of unspecified knee billable
• M23.63 Other spontaneous disruption of medial collateral ligament of knee
• M23.631 Other spontaneous disruption of medial collateral ligament of right knee billable
• M23.632 Other spontaneous disruption of medial collateral ligament of left knee billable
• M23.639 Other spontaneous disruption of medial collateral ligament of unspecified knee billable
• M23.64 Other spontaneous disruption of lateral collateral ligament of knee
• M23.641 Other spontaneous disruption of lateral collateral ligament of right knee billable
• M23.642 Other spontaneous disruption of lateral collateral ligament of left knee billable
• M23.649 Other spontaneous disruption of lateral collateral ligament of unspecified knee billable
• M23.67 Other spontaneous disruption of capsular ligament of knee
• M23.671 Other spontaneous disruption of capsular ligament of right knee billable
• M23.672 Other spontaneous disruption of capsular ligament of left knee billable
• M23.679 Other spontaneous disruption of capsular ligament of unspecified knee billable
• M23.8 Other internal derangements of knee
• M23.8X Other internal derangements of knee
• M23.8X1 Other internal derangements of right knee billable
• M23.8X2 Other internal derangements of left knee billable
• M23.8X9 Other internal derangements of unspecified knee billable
• M23.9 Unspecified internal derangement of knee
• M23.90 Unspecified internal derangement of unspecified knee billable
• M23.91 Unspecified internal derangement of right knee billable
• M23.92 Unspecified internal derangement of left knee billable