Convert to ICD-10-CM: 
823.30 converts approximately to:
- 2015/16 ICD-10-CM S82.209B Unspecified fracture of shaft of unspecified tibia, initial encounter for open fracture type I or IIOr: 
- 2015/16 ICD-10-CM S82.209C Unspecified fracture of shaft of unspecified tibia, initial encounter for open fracture type IIIA, IIIB, or IIIC
 ICD-9-CM Volume 2 Index entries containing back-references to 
823.30:
- Fracture (abduction) (adduction) (avulsion) (compression) (crush) (dislocation) (oblique) (separation) (closed) 829.0  tibia (closed) 823.80 tibia (closed) 823.80   with fibula 823.82 with fibula 823.82 
  condyles - see Fracture, tibia, upper end condyles - see Fracture, tibia, upper end
  distal end 824.8 distal end 824.8 
  epiphysis epiphysis   lower 824.8 lower 824.8 
   upper - see Fracture, tibia, upper end upper - see Fracture, tibia, upper end
 
  head (involving knee joint) - see Fracture, tibia, upper end head (involving knee joint) - see Fracture, tibia, upper end
  intercondyloid eminence - see Fracture, tibia, upper end intercondyloid eminence - see Fracture, tibia, upper end
  involving ankle 824.0 involving ankle 824.0 
  lower end or extremity (anterior lip) (posterior lip) 824.8 lower end or extremity (anterior lip) (posterior lip) 824.8 
  malleolus (internal) (medial) 824.0 malleolus (internal) (medial) 824.0 
  open NEC 823.90 open NEC 823.90 
  pathologic 733.16 pathologic 733.16 
  proximal end - see Fracture, tibia, upper end proximal end - see Fracture, tibia, upper end
  shaft 823.20 shaft 823.20 
  spine - see Fracture, tibia, upper end spine - see Fracture, tibia, upper end
  stress 733.93 stress 733.93 
  torus 823.40 torus 823.40 
  tuberosity - see Fracture, tibia, upper end tuberosity - see Fracture, tibia, upper end
  upper end or extremity (condyle) (epiphysis) (head) (spine) (proximal end) (tuberosity) 823.00 upper end or extremity (condyle) (epiphysis) (head) (spine) (proximal end) (tuberosity) 823.00