| K82 | Other diseases of gallbladder | NON-BILLABLE CODE |
| K82.0 | Obstruction of gallbladder | BILLABLE CODE |
| K82.1 | Hydrops of gallbladder | BILLABLE CODE |
| K82.2 | Perforation of gallbladder | BILLABLE CODE |
| K82.3 | Fistula of gallbladder | BILLABLE CODE |
| K82.4 | Cholesterolosis of gallbladder | BILLABLE CODE |
| K82.8 | Other specified diseases of gallbladder | BILLABLE CODE |
| K82.A | Disorders of gallbladder in diseases classified elsewhere | NON-BILLABLE CODE |
| K82.A1 | Gangrene of gallbladder in cholecystitis | BILLABLE CODE |
| K82.A2 | Perforation of gallbladder in cholecystitis | BILLABLE CODE |
