ICD-9-CM Codes ICD-9-PCS Codes

564.4 - Other postoperative functional disorders

GEM Conversion to ICD-10 CM

K91.89

Fs: 10000 – Other postprocedural complications and disorders of digestive system

Sibling Codes

564.1

Irritable bowel syndrome

564.2

Postgastric surgery syndromes

564.3

Vomiting following gastrointestinal surgery

564.4

Other postoperative functional disorders

564.5

Functional diarrhea

564.6

564.7

Megacolon, other than Hirschsprung's

564.9

Unspecified functional disorder of intestine

Parent Sibling Codes

566

Abscess of anal and rectal regions