The ICD-9 code range INTESTINAL INFECTIOUS DISEASES for 001-009 is medical classification list by the World Health Organization (WHO).
Cholera
Typhoid and paratyphoid fevers
Other salmonella infections
Localized salmonella infections
Shigellosis
Other food poisoning (bacterial)
Other bacterial food poisoning
Amebiasis
Other protozoal intestinal diseases
Intestinal infections due to other organisms
Intestinal infection due to escherichia coli [e. coli]
Intestinal infection due to E. coli, unspecified
Intestinal infection due to enteropathogenic E. coli
Intestinal infection due to enterotoxigenic E. coli
Intestinal infection due to enteroinvasive E. coli
Intestinal infection due to enterohemorrhagic E. coli
Intestinal infection due to other intestinal E. coli infections
Intestinal infection due to other specified bacteria
Intestinal infection due to staphylococcus
Intestinal infection due to pseudomonas
Intestinal infection due to campylobacter
Intestinal infection due to yersinia enterocolitica
Intestinal infection due to Clostridium difficile
Intestinal infection due to other anaerobes
Intestinal infection due to other gram-negative bacteria
Intestinal infection due to other organisms
Enteritis due to specified virus
Enteritis due to rotavirus
Enteritis due to adenovirus
Enteritis due to norwalk virus
Enteritis due to other small round viruses [SRV's]
Enteritis due to calicivirus
Enteritis due to astrovirus
Enteritis due to enterovirus nec
Enteritis due to other viral enteritis