Is ICD-10-CM code K85 billable?

No, K85 (Acute pancreatitis) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code K85 belong to?

K85 belongs to Chapter 11 of the ICD-10-CM tabular list: K00–K95 (Diseases of the Digestive System).

K85Non-billable

Acute pancreatitis

Diseases of the Digestive System·Disorders of gallbladder, biliary tract and pancreas (K80-K87)·category·FY 2026

Use a more specific code (0 billable, 6 non-billable)

K85.0Idiopathic acute pancreatitishas subcodes K85.1Biliary acute pancreatitishas subcodes K85.2Alcohol induced acute pancreatitishas subcodes K85.3Drug induced acute pancreatitishas subcodes K85.8Other acute pancreatitishas subcodes K85.9Acute pancreatitis, unspecifiedhas subcodes

CH11 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Includes

acute (recurrent) pancreatitis
subacute pancreatitis

Clinical Hierarchy

BillableHas subcodes

CH11Diseases of the digestive system (K00-K95)

K80-K87Disorders of gallbladder, biliary tract and pancreas (K80-K87)

K85Acute pancreatitisNot billable

K85.0Idiopathic acute pancreatitisSubcodes

K85.1Biliary acute pancreatitisSubcodes

K85.2Alcohol induced acute pancreatitisSubcodes

K85.3Drug induced acute pancreatitisSubcodes

K85.8Other acute pancreatitisSubcodes

K85.9Acute pancreatitis, unspecifiedSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.