Table 5. ICD-9 and ICD-10 diagnosis codes for paralytic ileus and post-endoscopic retrograde cholangiopancreatography complications.

Diagnosis codes	ICD-9	ICD-10
Paralytic ileus	560.1	K56.0
Post-ERCP infection (sepsis, severe sepsis, septic shock, bacteremia)	997.49 and (038.9, 995.91, 995.92, or 785.52)	K91.89 and (T81.4XXA, A41.9, R65.20, R65.21, or R78.81)
Post-ERCP pancreatitis	997.49 and (577.0)	K91.89 and (K85.90, K85.91, K85.92)
Post-ERCP cholangitis	997.49 and (576.1)	K91.89 and (K83.09)
Post-ERCP cholecystitis	997.49 and (575.0)	K91.89 and (K81.0)
Post-ERCP perforation	997.49 and (998.2 or 576.3)	K91.89 and (K91.71, K83.2)
Post-ERCP hemorrhage	997.49 and (998.11)	K91.89 and (K91.840)