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Knee/Leg

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Diagnosis Procedure ICD10-Right ICD10-Left
 ACL Tear S83.591A M23.50  ACL Reconstruction 29888 S83.511A Sprain anterior cruciate ligament right knee, initial S83.512A Sprain anterior cruciate ligament left knee, initial
 Bakers Cyst M71.20  M71.21 - Synovial cyst of popliteal space [Baker], right knee  M71.22 - Synovial cyst of popliteal space [Baker], left knee
Chondromalacia Patella M22.40  M22.41 - Chondromalacia patellae, right  M22.42 - Chondromalacia patellae, left
Exertional Compartment Syndrome M79.A29 M79.A21 - Nontraumatic compartment syndrome of right lower extremity   M79.A22 - Nontraumatic compartment syndrome of left lower extremity
Knee Arthritis M17.10

M17.11 - Unilateral primary osteoarthritis, right knee

Z96.651 - Presence of right artificial knee joint

M17.12 - Unilateral primary osteoarthritis, left knee

Z96.652 - Presence of left artificial knee joint
 

Knee Contracture M24.569
 
M24.561 - Contracture, right knee M24.562 - Contracture, left knee
LCL Tear S83.429A S83.421A - Sprain of lateral collateral ligament of right knee, initial encounter S83.422A - Sprain of lateral collateral ligament of left knee, initial encounter
MCL Tear S83.419A S83.411A - Sprain of medial collateral ligament of right knee, initial encounter S83.412A - Sprain of medial collateral ligament of left knee, initial encounter
 
Meniscal Tear S83.209A  S83.206A - Unspecified tear of unspecified meniscus, current injury, right knee, initial encounter  S83.207A - Unspecified tear of unspecified meniscus, current injury, left knee, initial encounter
Meniscal Tear-LATERAL  S83.279A Knee Arthroscopy with Partial Meniscectomy 29881  S83.271A - Complex tear of lateral meniscus, current injury, right knee, initial encounter
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S83.272A - Complex tear of lateral meniscus, current injury, left knee, initial encounter
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Meniscal Tear-MEDIAL S83.239A   Knee Arthroscopy with Partial Meniscectomy 29881

S83.231A - Complex tear of medial meniscus, current injury, right knee, initial encounter

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S83.232A - Complex tear of medial meniscus, current injury, left knee, initial encounter
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Patella Fracture S82.009A S82.031A - Displaced transverse fracture of right patella, initial encounter for closed fracture
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S82.032A - Displaced transverse fracture of left patella, initial encounter for closed fracture
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Patellar Dislocation S83.006A MPFL Reconstruction 27420 S83.014A - Lateral dislocation of right patella, initial encounter
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S83.015A - Lateral dislocation of left patella, initial encounter
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 Patellar Tendon Rupture M66.269  Patellar Tendon repair 27380 S86.811A - Strain of other muscle(s) and tendon(s) at lower leg level, right leg, initial encounter
S86.821A - Laceration of other muscle(s) and tendon(s) at lower leg level, right leg, initial encounter 
S86.812A - Strain of other muscle(s) and tendon(s) at lower leg level, left leg, initial encounter

S86.822A - Laceration of other muscle(s) and tendon(s) at lower leg level, left leg, initial encounter

 Patellar Tendonitis M76.50   M76.51 - Patellar tendinitis, right knee M76.52 - Patellar tendinitis, left knee
 
 Patellofemoral Arthritis M17.10  Patellofemoral Replacement 27438  M17.11 - Unilateral primary osteoarthritis, right knee M17.12 - Unilateral primary osteoarthritis, left knee 
 PCL Tear S83.529A, M23.629  PCL Reconstruction 29889  S83.521A - Sprain of posterior cruciate ligament of right knee, initial encounter  S83.522A - Sprain of posterior cruciate ligament of left knee, initial encounter
 Plica Syndrome M67.50  Knee arthroscopy with synovectomy, limited 29875 M67.51 - Plica syndrome, right knee M67.52 - Plica syndrome, left knee
Prepatellar Bursitis M70.40 726.65 EXCISION, PREPATELLAR BURSA 27340 M70.41 Prepatellar bursitis, right knee M70.42 Prepatellar bursitis, left knee
 Quadriceps Tendon Rupture S76.119A   Quadriceps Tendon Repair 27385

S76.111A - Strain of right quadriceps muscle, fascia and tendon, initial encounter
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S76.112A - Strain of left quadriceps muscle, fascia and tendon, initial encounter
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Tibial Plateau Fracture S82.109A Tibial Plateau Fracture ORIF 27535 S82.121A-Displaced fracture of lateral condyle of right tibia, initial encounter for closed fracture
S82.124A-Nondisplaced fracture of lateral condyle of right tibia, initial encounter for closed fracture
S82.131A-Displaced fracture of medial condyle of right tibia, initial encounter for closed fracture
S82.134A-Nondisplaced fracture of medial condyle of right tibia, initial encounter for closed fracture
S82.141A-Displaced bicondylar fracture of right tibia, initial encounter for closed fracture
S82.144A-Nondisplaced bicondylar fracture of right tibia, initial encounter for closed fracture
S82.122A-Displaced fracture of lateral condyle of left tibia, initial encounter for closed fracture
S82.125A-Nondisplaced fracture of lateral condyle of left tibia, initial encounter for closed fracture
S82.132A-Displaced fracture of medial condyle of left tibia, initial encounter for closed fracture
S82.135A-Nondisplaced fracture of medial condyle of left tibia, initial encounter for closed fracture
S82.142A-Displaced bicondylar fracture of left tibia, initial encounter for closed fracture
S82.145A-Nondisplaced bicondylar fracture of left tibia, initial encounter for closed fracture
Tibial Shaft Fracture S82.209A 

Tibial Shaft Fracture IM Nail 27759 

Tibial Shaft Fracture External Fixation 20690

S82.231A - Displaced oblique fracture of shaft of right tibia, initial encounter for closed fracture
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S82.232A - Displaced oblique fracture of shaft of left tibia, initial encounter for closed fracture
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 Tibial Shaft Stress Fracture M84.369A  Tibial Shaft Fracture IM Nail 27759  M84.361A - Stress fracture, right tibia, initial encounter for fracture M84.362A - Stress fracture, left tibia, initial encounter for fracture
     see 7th Character Coding A=initial encounter, D=subsequent encounter, S=sequela 

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