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Table 1 ICD-9-CM Procedure Codes Used to Identify Surgical Subgroups

From: Impact of bleeding-related complications and/or blood product transfusions on hospital costs in inpatient surgical patients

Type of Surgery ICD-9-CM Procedure Codes
Cardiac  
   Heart Valves 35.00-35.99
   Heart Vessels 36.03, 36.10-36.2, 36.91-36.99
   Other Operations on Heart and Pericardium 37.10-37.12, 37.31-37.54, 37.62-37.68
   Miscellaneous 39.0, 39.61-39.64, 39.66, 33.6
Vascular  
   Incision, Excision, and Occlusion of Vessels 38.00-38.18, 38.30-38.49, 38.60-38.89
   Other Operations on Vessels 39.21-39.41, 39.49
Non-cardiac Thoracic  
   Lung and Bronchus 32.01-32.21, 32.24, 32.25, 32.28-32.9
   Other Operations on Lung and Bronchus 33.0-33.52, 33.91-33.99
   Chest Wall, Pleura, Mediastinum, and Diaphragm 34.01-34.21, 34.24-34.27, 34.29-34.59, 34.72-34.89, 34.93-34.99
   Esophagus 42.01, 42.09, 42.10-42.12, 42.19, 42.40-42.42, 42.51-42.59, 42.61-42.69, 42.7
General  
   Stomach 43.0, 43.19-43.3, 43.42-44.11, 44.15, 44.21, 44.29-44.43, 44.49-44.91, 44.95-44.99
   Intestine 45.11, 45.13-45.15, 45.19, 45.26-45.41, 45.49-46.99
   Gall Bladder 51.04, 51.13, 51.22-51.83, 51.89-51.94
Solid Organ  
   Pancreas 52.01-52.09, 52.12, 52.21-52.96, 52.99
   Kidney 55.11, 55.12, 55.24, 55.31-55.91, 55.95-55.99
   Liver 50.0, 50.12-50.99
   Spleen 41.1, 41.2, 41.41-41.5, 41.93-41.99
Knee/Hip Replacement  
   Knee 81.54, 00.80-00.83
   Hip 80.05, 81.51, 81.52, 81.53, 00.70-00.73, 00.85-00.87
Reproductive Organ  
   Male 60.0-63.71, 63.81-63.99, 64.11, 64.2-64.3, 64.42-64.45, 64.92, 64.93, 64.95-64.99
   Female 65.01-66.11, 66.2-69.6, 69.91, 69.93-69.99, 70.12-70.14, 70.23-70.29, 70.32-71.11, 71.3-71.9
Spinal Surgery 03.2×, 03.4×, 03.5×, 03.6×, 84.6×, 84.8×, 81.0×, 81.3×, 81.62-81.64
  1. ICD-9-CM = The International Classification of Diseases, Clinical Modification, Ninth Revision