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. Author manuscript; available in PMC: 2019 Aug 1.
Published in final edited form as: Med Care. 2018 Aug;56(8):701–710. doi: 10.1097/MLR.0000000000000947

Table 1. ICD-9 Codes for General Surgery Procedures of Interest.

Adrenal Procedures 0722; 0729; 073
Appendectomy 4701; 4709
Bowel Anastomoses 4590; 4591; 4592; 4593; 4594; 4595
Bowel Procedures, Other 4673; 4674; 4675; 4679
Breast Procedures 8522; 8523; 8541; 8542; 8543; 8544; 8545; 8546; 8547; 8548
Esophageal Procedures 4240; 4241; 4242; 427
Femoral Hernia Procedures 5321; 5329
Gallbladder Procedures 5122; 5123; 5124; 5132; 5136; 5137; 5141; 5151
Incisional and Abdominal Hernias 537; 5361; 5369; 5372; 5375
Inguinal Hernia Procedures 1711; 1712; 1713; 1721; 1722; 1723; 1724; 5300; 5301; 5302; 5303; 5304; 5305; 5310; 5311; 5312; 5313; 5314; 5315; 5316; 5317
Large Bowel Resection 1731; 1732; 1733; 1734; 1735; 1736; 1739; 4571; 4572; 4573; 4574; 4575; 4576; 4579; 458; 4581; 4582; 4583
Liver Procedures 5022; 5029; 503; 5059
Lysis of Adhesions 5451; 5459
Ostomy Procedures 4601; 4603; 4610; 4611; 4613; 4620; 4621; 4622; 4623; 4639; 4642; 4651; 4652
Pancreatic Procedures 5252; 5259; 526; 527
Parathyroidectomy 0681; 0689
PD Access Procedure 5493
Rectal Procedures 4849; 485; 4850; 4851; 4852; 4859; 4862; 4863; 4869; 4875; 4876; 4879
Repair of Vaginal Fistulas 7072; 7073; 7074; 7075
Small Bowel Resection 4561; 4562; 4563
Splenectomy 415
Stomach Procedures 4342; 435; 436; 437; 4389; 4399; 4429; 4438; 4439; 4466; 4467; 4469; 4495
Thyroid Procedures 062; 0631; 0639; 064; 0650; 0651; 0652
Ulcer Surgery 4441; 4442
Umbilical Hernia Procedures 5341; 5349
Ventral Hernia Repair 5351; 5359