Current

K66 — Other disorders of peritoneum

Part of Chapter 11: Diseases of the digestive system , block Diseases of peritoneum, retroperitoneum and pelvis (K65-K6A) .

Official Notes

Excludes2

ascites ( R18 .-)

Excludes2

peritoneal effusion (chronic) ( R18.8 )

Child Codes

FY 2027 effective October 1, 2026 · CDC NCHS and CMS