K59 Other functional intestinal disorders

Non-billable header with 7 child codes.

Excludes1 (never code together)

• change in bowel habit NOS (R19.4)
• intestinal malabsorption (K90.-)
• psychogenic intestinal disorders (F45.8)

Excludes2 (not included here)

• functional disorders of stomach (K31.-)

Applies from K59 Other functional intestinal disorders

Excludes1 (never code together)

• change in bowel habit NOS (R19.4)
• intestinal malabsorption (K90.-)
• psychogenic intestinal disorders (F45.8)

Excludes2 (not included here)

• functional disorders of stomach (K31.-)

Codes under K59

• K59.0 Constipation
• K59.1 Functional diarrhea
• K59.2 Neurogenic bowel, not elsewhere classified
• K59.3 Megacolon, not elsewhere classified
• K59.4 Anal spasm
• K59.8 Other specified functional intestinal disorders
• K59.9 Functional intestinal disorder, unspecified

Nearby codes

• K59 Other functional intestinal disorders (this code)
• K59.0 Constipation
• K59.00 Constipation, unspecified
• K59.01 Slow transit constipation
• K59.02 Outlet dysfunction constipation
• K59.03 Drug induced constipation