This information listed to assist Dr. W. with coding procedures.
Femur (Thigh Region) and Knee Joint (27301-27599)
Including tibial plateaus.
Incision (27301-27320)
(For incision and drainage of abscess or hematoma, superficial, see 10040 10060 10061 10080 10081 10120 10121 10140 -10160)
27301 Incision and drainage, deep abscess, bursa, or hematoma, thigh or knee region
27303 Incision, deep, with opening of bone cortex, femur or knee (eg, osteomyelitis or bone abscess)
27305 Fasciotomy, iliotibial (tenotomy), open
(For combined Ober-Yount fasciotomy, see 27025)
27306 Tenotomy, percutaneous, adductor or hamstring; single tendon (separate procedure)
27307 Tenotomy, percutaneous, adductor or hamstring; multiple tendons
27310 Arthrotomy, knee, with exploration, drainage, or removal of foreign body (eg, infection)
27315 Neurectomy, hamstring muscle
27320 Neurectomy, popliteal (gastrocnemius)
Excision (27323-27365)
27323 Biopsy, soft tissue of thigh or knee area; superficial
27324 Biopsy, soft tissue of thigh or knee area; deep (subfascial or intramuscular)
(For needle biopsy of soft tissue, use 20206)
27327 Excision, tumor, thigh or knee area; subcutaneous
27328 Excision, tumor, thigh or knee area; deep, subfascial, or intramuscular
27329 Radical resection of tumor (eg, malignant neoplasm), soft tissue of thigh or knee area
27330 Arthrotomy, knee; with synovial biopsy only
27331 Arthrotomy, knee; including joint exploration, biopsy, or removal of loose or foreign bodies
27332 Arthrotomy, with excision of semilunar cartilage (meniscectomy) knee; medial OR lateral
27333 Arthrotomy, with excision of semilunar cartilage (meniscectomy) knee; medial AND lateral
27334 Arthrotomy, with synovectomy, knee; anterior OR posterior
27335 Arthrotomy, with synovectomy, knee; anterior AND posterior including popliteal area
27340 Excision, prepatellar bursa
27345 Excision of synovial cyst of popliteal space (eg, Baker’s cyst)
27347 Excision of lesion of meniscus or capsule (eg, cyst, ganglion), knee
27350 Patellectomy or hemipatellectomy
27355 Excision or curettage of bone cyst or benign tumor of femur;
27356 Excision or curettage of bone cyst or benign tumor of femur; with allograft
27357 Excision or curettage of bone cyst or benign tumor of femur; with autograft (includes obtaining graft)
27358 Excision or curettage of bone cyst or benign tumor of femur; with internal fixation (List in addition to code for primary procedure)
(Use 27358 in conjunction with codes 27355, 27356, or 27357)
27360 Partial excision (craterization, saucerization, or diaphysectomy) bone, femur, proximal tibia and/or fibula (eg, osteomyelitis or bone abscess)
27365 Radical resection of tumor, bone, femur or knee
(For radical resection of tumor, soft tissue, use 27329)
Introduction or Removal (27370-27372)
27370 Injection procedure for knee arthrography
(For radiological supervision and interpretation, see 73580. Do not report 76003 in addition to 73580)
27372 Removal of foreign body, deep, thigh region or knee area
(For removal of knee prosthesis including “total knee”, see 27488)
Repair, Revision and/or Reconstruction (27380-27499)
27380 Suture of infrapatellar tendon; primary
27381 Suture of infrapatellar tendon; secondary reconstruction, including fascial or tendon graft
27385 Suture of quadriceps or hamstring muscle rupture; primary
27386 Suture of quadriceps or hamstring muscle rupture; secondary reconstruction, including fascial or tendon graft
27390 Tenotomy, open, hamstring, knee to hip; single tendon
27391 Tenotomy, open, hamstring, knee to hip; multiple tendons, one leg
27392 Tenotomy, open, hamstring, knee to hip; multiple tendons, bilateral
27393 Lengthening of hamstring tendon; single tendon
27394 Lengthening of hamstring tendon; multiple tendons, one leg
27395 Lengthening of hamstring tendon; multiple tendons, bilateral
27396 Transplant, hamstring tendon to patella; single tendon
27397 Transplant, hamstring tendon to patella; multiple tendons
27400 Transfer, tendon or muscle, hamstrings to femur (eg, Egger’s type procedure)
27403 Arthrotomy with meniscus repair, knee
(For arthroscopic repair, use 29882)
27405 Repair, primary, torn ligament and/or capsule, knee; collateral
27407 Repair, primary, torn ligament and/or capsule, knee; cruciate
27409 Repair, primary, torn ligament and/or capsule, knee; collateral and cruciate ligaments
27418 Anterior tibial tubercleplasty (eg, Maquet type procedure)
27420 Reconstruction of dislocating patella; (eg, Hauser type procedure)
27422 Reconstruction of dislocating patella; with extensor realignment and/or muscle advancement or release (eg, Campbell, Goldwaite type procedure)
27424 Reconstruction of dislocating patella; with patellectomy
27425 Lateral retinacular release open
(For arthroscopic lateral release, use 29873)
27427 Ligamentous reconstruction (augmentation), knee; extra-articular
27428 Ligamentous reconstruction (augmentation), knee; intra-articular (open)
27429 Ligamentous reconstruction (augmentation), knee; intra-articular (open) and extra-articular
(For primary repair of ligament(s) performed in addition to reconstruction, report, 27405, 27407 or 27409 in addition to code 27427, 27428 or 27429)
27430 Quadricepsplasty (eg, Bennett or Thompson type)
27435 Capsulotomy, posterior capsular release, knee
27437 Arthroplasty, patella; without prosthesis
27438 Arthroplasty, patella; with prosthesis
27440 Arthroplasty, knee, tibial plateau;
27441 Arthroplasty, knee, tibial plateau; with debridement and partial synovectomy
27442 Arthroplasty, femoral condyles or tibial plateau(s), knee;
27443 Arthroplasty, femoral condyles or tibial plateau(s), knee; with debridement and partial synovectomy
27445 Arthroplasty, knee, hinge prosthesis (eg, Walldius type)
27446 Arthroplasty, knee, condyle and plateau; medial OR lateral compartment
27447 Arthroplasty, knee, condyle and plateau; medial AND lateral compartments with or without patella resurfacing (total knee arthroplasty)
(For revision of total knee arthroplasty, see 27487)
(For removal of total knee prosthesis, see 27488)
27448 Osteotomy, femur, shaft or supracondylar; without fixation
27450 Osteotomy, femur, shaft or supracondylar; with fixation
27454 Osteotomy, multiple, with realignment on intramedullary rod, femoral shaft (eg, Sofield type procedure)
27455 Osteotomy, proximal tibia, including fibular excision or osteotomy (includes correction of genu varus (bowleg) or genu valgus (knock-knee)); before epiphyseal closure
27457 Osteotomy, proximal tibia, including fibular excision or osteotomy (includes correction of genu varus (bowleg) or genu valgus (knock-knee)); after epiphyseal closure
27465 Osteoplasty, femur; shortening (excluding 64876)
27466 Osteoplasty, femur; lengthening
27468 Osteoplasty, femur; combined, lengthening and shortening with femoral segment transfer
27470 Repair, nonunion or malunion, femur, distal to head and neck; without graft (eg, compression technique)
27472 Repair, nonunion or malunion, femur, distal to head and neck; with iliac or other autogenous bone graft (includes obtaining graft)
27475 Arrest, epiphyseal, any method (eg, epiphydiodesis); distal femur
27477 Arrest, epiphyseal, any method (eg, epiphydiodesis); tibia and fibula, proximal
27479 Arrest, epiphyseal, any method (eg, epiphydiodesis); combined distal femur, proximal tibia and fibula
27485 Arrest, hemiepiphyseal, distal femur or proximal tibia or fibula (eg, genu varus or valgus)
27486 Revision of total knee arthroplasty, with or without allograft; one component
27487 Revision of total knee arthroplasty, with or without allograft; femoral and entire tibial component
27488 Removal of prosthesis, including total knee prosthesis, methylmethacrylate with or without insertion of spacer, knee
27495 Prophylactic treatment (nailing, pinning, plating or wiring) with or without methylmethacrylate, femur
27496 Decompression fasciotomy, thigh and/or knee, one compartment (flexor or extensor or adductor);
27497 Decompression fasciotomy, thigh and/or knee, one compartment (flexor or extensor or adductor); with debridement of nonviable muscle and/or nerve
27498 Decompression fasciotomy, thigh and/or knee, multiple compartments;
27499 Decompression fasciotomy, thigh and/or knee, multiple compartments; with debridement of nonviable muscle and/or nerve
Fracture and/or Dislocation (27500-27566)
(For arthroscopic treatment of intercondylar spine(s) and tuberosity fracture(s) of the knee, see 29850, 29851)
(For arthroscopic treatment of tibial fracture, see 29855, 29856)
27500 Closed treatment of femoral shaft fracture, without manipulation
27501 Closed treatment of supracondylar or transcondylar femoral fracture with or without intercondylar extension, without manipulation
27502 Closed treatment of femoral shaft fracture, with manipulation, with or without skin or skeletal traction
27503 Closed treatment of supracondylar or transcondylar femoral fracture with or without intercondylar extension, with manipulation, with or without skin or skeletal traction
27506 Open treatment of femoral shaft fracture, with or without external fixation, with insertion of intramedullary implant, with or without cerclage and/or locking screws
27507 Open treatment of femoral shaft fracture with plate/screws, with or without cerclage
27508 Closed treatment of femoral fracture, distal end, medial or lateral condyle, without manipulation
27509 Percutaneous skeletal fixation of femoral fracture, distal end, medial or lateral condyle, or supracondylar or transcondylar, with or without intercondylar extension, or distal femoral epiphyseal separation
27510 Closed treatment of femoral fracture, distal end, medial or lateral condyle, with manipulation
27511 Open treatment of femoral supracondylar or transcondylar fracture without intercondylar extension, with or without internal or external fixation
27513 Open treatment of femoral supracondylar or transcondylar fracture with intercondylar extension, with or without internal or external fixation
27514 Open treatment of femoral fracture, distal end, medial or lateral condyle, with or without internal or external fixation
27516 Closed treatment of distal femoral epiphyseal separation; without manipulation
27517 Closed treatment of distal femoral epiphyseal separation; with manipulation, with or without skin or skeletal traction
27519 Open treatment of distal femoral epiphyseal separation, with or without internal or external fixation
27520 Closed treatment of patellar fracture, without manipulation
27524 Open treatment of patellar fracture, with internal fixation and/or partial or complete patellectomy and soft tissue repair
27530 Closed treatment of tibial fracture, proximal (plateau); without manipulation
27532 Closed treatment of tibial fracture, proximal (plateau); with or without manipulation, with skeletal traction
(For arthroscopic treatment, see 29855, 29856)
27535 Open treatment of tibial fracture, proximal (plateau); unicondylar, with or without internal or external fixation
27536 Open treatment of tibial fracture, proximal (plateau); bicondylar, with or without internal fixation
(For arthroscopic treatment, see 29855, 29856)
27538 Closed treatment of intercondylar spine(s) and/or tuberosity fracture(s) of knee, with or without manipulation
(For arthroscopic treatment, see 29850, 29851)
27540 Open treatment of intercondylar spine(s) and/or tuberosity fracture(s) of the knee, with or without internal or external fixation
27550 Closed treatment of knee dislocation; without anesthesia
27552 Closed treatment of knee dislocation; requiring anesthesia
27556 Open treatment of knee dislocation, with or without internal or external fixation; without primary ligamentous repair or augmentation/ reconstruction
27557 Open treatment of knee dislocation, with or without internal or external fixation; with primary ligamentous repair
27558 Open treatment of knee dislocation, with or without internal or external fixation; with primary ligamentous repair, with augmentation/reconstruction
27560 Closed treatment of patellar dislocation; without anesthesia
(For recurrent dislocation, see 27420 27422 -27424)
27562 Closed treatment of patellar dislocation; requiring anesthesia
27566 Open treatment of patellar dislocation, with or without partial or total patellectomy
Manipulation (27570-27570)
27570 Manipulation of knee joint under general anesthesia (includes application of traction or other fixation devices)
Arthrodesis (27580-27580)
27580 Arthrodesis, knee, any technique
Amputation (27590-27598)
27590 Amputation, thigh, through femur, any level;
27591 Amputation, thigh, through femur, any level; immediate fitting technique including first cast
27592 Amputation, thigh, through femur, any level; open, circular (guillotine)
27594 Amputation, thigh, through femur, any level; secondary closure or scar revision
27596 Amputation, thigh, through femur, any level; re-amputation
27598 Disarticulation at knee
Other Procedures (27599-27599)
27599 Unlisted procedure, femur or knee
