Knee/Leg

Orthopedic surgery knee and leg ICD-10 diagnosis codes and CPT codes.

Diagnosis	Procedure-CPT	ICD10-Right	ICD10-Left
Knee Pain Stiffness Sprain Effusion Contusion Artificial Joint	E/M Coding Modifiers	M25.561 Pain in right knee M25.661 Stiffness in right knee Sprain Right Knee see all M25.461 Effusion, right knee S80.01XA contusion of right knee Z96.651 Right artificial knee joint Z96.653 Presence of artificial knee joint	M25.562 Pain in left knee M25.662 Stiffness of left knee Sprain Left Knee see all M25.462 Effusion, left knee S80.02XA Contusion of left knee Z96.652 Left artificial knee joint
ACL Tear S83.519A M23.50	ACL Reconstruction 29888 CPT Codes	S83.511A Sprain Anterior Cruciate Ligament right knee, initial	S83.512A Sprain Anterior Cruciate Ligament left knee, initial
Bakers Cyst M71.20	Bakers Cyst Excision 27345 CPT Coding	M71.21 Synovial cyst of popliteal space (Baker), right knee	M71.22 Synovial cyst of popliteal space (Baker), left knee
Chondromalacia Patella M22.40	Lateral Release 29873 CPT Coding	M22.41 Chondromalacia right knee	M22.42 Chondromalacia left knee
External Compartment Syndrome M79.A29	Fasciotomy Leg 27602 CPT Coding	M79.A21 Nontraumatic compartment syndrome of right lower extremity	M79.A22 Nontraumatic compartment syndrome of left lower extremity
Knee Arthritis M17.10	Unicompartment knee arthroplasty 27446 Total Knee Arthroplasty 27447 Cpt Coding	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	none	M24.561 - Contracture, right knee	M24.562 - Contracture, left knee
LCL Tear S83.429A	LCL Repair 27427 CPT Coding	S83.421A Sprain of Lateral Collateral ligament of right knee, initial	S83.422A Sprain of Lateral Collateral ligament of left knee, initial
MCL Tear S83.419A	MCL Repair 27405 CPT Codes	S83.411A Sprain of medial collateral ligament of right knee, initial	S83.412A Sprain of medial collateral ligament of left knee, initial
Meniscal Tear S83.209A	Meniscal Repair 29882 CPT Codes	S83.206A - Unspecified tear of unspecified meniscus, current injury, right knee… Current injury codes No or Old injury Meniscus codes	S83.207A - Unspecified tear of unspecified meniscus, current injury, left knee,… Current Injury Codes No or Old Injury Meniscus Codes
Meniscal Tear- LATERAL S83.279A	Knee arthroscopy with Partial Meniscectomy 29881 CPT Codes	S83.271A Complex tear of lateral meniscus, current injury, right knee, initial Current injury Codes No or Old Injury codes M23.251 Derangement of posterior horn of lateral meniscus	S83.272A Complex tear of lateral meniscus, current injury, left knee, initial No or Old injury codes M23.252 Derangement of Posterior horn of lateral meniscus
Meniscal Tear- Medial S83.239A	Knee Arthroscopy with Partial Meniscectomy 29881 CPT Codes	S83.231A Complex tear of medial meniscus, current injury, right knee, initial Current Injury Codes No or Old Injury Codes M23.221 Derangement of posterior horn of medial meniscus	S83.232A Complex tear of medial meniscus, current injury, left knee, initial No or Old injury medial codes M23.222 Derangement of posterior horn of medial meniscus
Patella Fracture S82.009A	Patella Fracture ORIF 27524 CPT Coding	S82.031A Displaced transverse fracture of right patella, initial encounter for … SEE ALL	S82.032A Displaced transverse fracture of left patella, initial encounter for c… SEE ALL
Patella Dislocation S83.006A	MPFL Reconstruction 27420 CPT Codes	S83.014A Lateral dislocation of right patella, initial encounter SEE ALL	S83.015A Lateral dislocation of left patella, initial encounter SEE ALL
Patella Tendon Rupture M66.269	Patellar Tendon repair 27380 See all infrapatellar CPT codes	S86.811A - Strain of other muscle(s) and tendon(s) at lower leg level, right le… S86.821A - Laceration of other muscle(s) and tendon(s) at lower leg level, righ…	S86.812A - Strain of other muscle(s) and tendon(s) at lower leg level, left leg… S86.822A - Laceration of other muscle(s) and tendon(s) at lower leg level, left…
Patellar Tendonitis M76.50	none	M76.51 Patellar tendinitis, right knee	M76.52 patellar tendinitis, left knee
Patellofemoral Arthritis M17.10	Patellofemoral Replacement 27438 CPT Codes	M17.11 - Unilateral primary osteoarthritis, right knee	M17.12 - Unilateral primary osteoarthritis, left knee
PCL tear S83.529A, M23.629	PCL Reconstruction 29889 CPT Codes	S83.521A - Sprain of posterior cruciate ligament of right knee, initial encount…	S83.522A - Sprain of posterior cruciate ligament of left knee, initial encounter
Plica Syndrome M67.50	Knee arthroscopy with synovectomy, limited 29875 CPT Codes	M67.51 - Plica syndrome, right knee	M67.52 - Plica syndrome, left knee
Prepatellar bursitis M70.40 (726.65)	Excision Prepatellar Bursa 27340 CPT Codes	M70.41 Prepatellar bursitis, right knee	M70.42 Prepatellar bursitis, left knee
Quadriceps Tendon Rupture S76.119A	Quadriceps tendon repair 27385 CPT Codes	S76.111A Strain of right quadriceps muscle, fascia and tendon, initial encounter	S76.112A Strain of left quadriceps muscle, fascia and tendon, initial encounter
Tibial Plateau Fracture S82.109A	Tibial Plateau Fracture ORIF 27535 CPT Codes	S82.121A Displaced fracture of lateral condyle of right tibia, initial encounte… S82.124A Nondisplaced fracture of lateral condyle of right tibia, initial encou… S82.131A Displaced fracture of medial condyle of right tibia, initial encounter… S82.134A Nondisplaced fracture of medial condyle of right tibia, initial encoun… S82.141A Displaced bicondylar fracture of right tibia, initial encounter for cl… S82.144A Nondisplaced bicondylar fracture of right tibia, initial encounter for…	S82.122A Displaced fracture of lateral condyle of left tibia, initial encounter… S82.125A Nondisplaced fracture of lateral condyle of left tibia, initial encoun… S82.132A Displaced fracture of medial condyle of left tibia, initial encounter … S82.135A Nondisplaced fracture of medial condyle of left tibia, initial encount… S82.142A Displaced bicondylar fracture of left tibia, initial encounter for clo… S82.145A Nondisplaced bicondylar fracture of left tibia, initial encounter for …
Tibial Shaft Fracture S82.209A	Tibial Shaft Fracture IM Nail 27759 Tibial Shaft Fracture External Fixation 20690 CPT Codes	S82.231A Displaced oblique fracture of shaft of right tibia, initial encounter … SEE ALL	S82.232A Displaced oblique fracture of left shaft tibia, initial encounter for …
Tibial Shaft Stress Fracture M84.369A	Tibial Shaft Fracture IM Nail 27759 CPT Codes	M84.361A - Stress fracture, right tibia, initial encounter for fracture	M84.362A - Stress fracture, left tibia, initial encounter for fracture