K86.81 Exocrine pancreatic insufficiency

Billable ICD-10-CM code, FY2026.

Applies from K86 Other diseases of pancreas

Excludes2 (not included here)

• fibrocystic disease of pancreas (E84.-)
• islet cell tumor (of pancreas) (D13.7)
• pancreatic steatorrhea (K90.3)

Risk adjustment (HCC)

• RxHCC V08: HCC 66 — Pancreatic Disorders and Intestinal Malabsorption, Except Pancreatitis

MS-DRG index

Defines the logic of DRG(s) 438-440 in MDC 07.

Approximate ICD-9-CM (GEMs)

• 577.8 Other specified diseases of pancreas (approximate)

Code annotations containing back-references to K86.81

Back-references to K86.81

• Code Also: C25 Malignant neoplasm of pancreas ("if applicable exocrine pancreatic insufficiency (K86.81)")
• Code Also: C78.89 Secondary malignant neoplasm of other digestive organs ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: D61.02 Shwachman-Diamond syndrome ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: E84 Cystic fibrosis ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: K86.0 Alcohol-induced chronic pancreatitis ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: K86.1 Other chronic pancreatitis ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: K90.0 Celiac disease ("exocrine pancreatic insufficiency (K86.81)")
• Code Also: Z90.41 Acquired absence of pancreas ("exocrine pancreatic insufficiency (K86.81)")

Back-references to K86

• Code First: E08 Diabetes mellitus due to underlying condition ("pancreatitis and other diseases of the pancreas (K85-K86.-)")

Diagnosis Index entries for K86.81

• Insufficiency, insufficient › pancreatic › exocrine

Nearby codes

• K86.0 Alcohol-induced chronic pancreatitis
• K86.1 Other chronic pancreatitis
• K86.2 Cyst of pancreas
• K86.3 Pseudocyst of pancreas
• K86.8 Other specified diseases of pancreas
• K86.81 Exocrine pancreatic insufficiency (this code)
• K86.89 Other specified diseases of pancreas
• K86.9 Disease of pancreas, unspecified