ICD-10-CM > K00-K95 > K80-K87 > K85 > K85.9 K85.9 Acute pancreatitis, unspecified Non-Billable/Non-Specific Applicable To Pancreatitis NOS Codes K85.90Acute pancreatitis without necrosis or infection, unspecifiedK85.91Acute pancreatitis with uninfected necrosis, unspecifiedK85.92Acute pancreatitis with infected necrosis, unspecified