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subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

G subsequent encounter for closed fracture with delayed healing
H subsequent encounter for open fracture type I or II with delayed healing
J subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
K subsequent encounter for closed fracture with nonunion
M subsequent encounter for open fracture type I or II with nonunion
N subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
P subsequent encounter for closed fracture with malunion
Q subsequent encounter for open fracture type I or II with malunion
R subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
S sequela
S82.0 Fracture of patella
Knee cap
Note: 7th characters C, F, J, N, or R do not apply to codes under subcategory S82.0
S82.00 Unspecified fracture of patella
S82.001 Unspecified fracture of right patella
S82.002 Unspecified fracture of left patella
S82.009 Unspecified fracture of unspecified patella
S82.01 Osteochondral fracture of patella
S82.011 Displaced osteochondral fracture of right patella
S82.012 Displaced osteochondral fracture of left patella
S82.013 Displaced osteochondral fracture of unspecified patella
S82.014 Nondisplaced osteochondral fracture of right patella
S82.015 Nondisplaced osteochondral fracture of left patella
S82.016 Nondisplaced osteochondral fracture of unspecified patella
S82.02 Longitudinal fracture of patella
S82.021 Displaced longitudinal fracture of right patella
S82.022 Displaced longitudinal fracture of left patella
S82.023 Displaced longitudinal fracture of unspecified patella
S82.024 Nondisplaced longitudinal fracture of right patella
S82.