DRG 373

Major gastrointestinal disorders and peritoneal infections without cc/mcc

  • A00.0
    Cholera due to Vibrio cholerae 01, biovar cholerae
  • A00.1
    Cholera due to Vibrio cholerae 01, biovar eltor
  • A00.9
    Cholera, unspecified
  • A02.0
    Salmonella enteritis
  • A03.0
    Shigellosis due to Shigella dysenteriae
  • A03.1
    Shigellosis due to Shigella flexneri
  • A03.2
    Shigellosis due to Shigella boydii
  • A03.3
    Shigellosis due to Shigella sonnei
  • A03.8
    Other shigellosis
  • A03.9
    Shigellosis, unspecified
  • A04.0
    Enteropathogenic Escherichia coli infection
  • A04.1
    Enterotoxigenic Escherichia coli infection
  • A04.2
    Enteroinvasive Escherichia coli infection
  • A04.3
    Enterohemorrhagic Escherichia coli infection
  • A04.4
    Other intestinal Escherichia coli infections
  • A04.5
    Campylobacter enteritis
  • A04.6
    Enteritis due to Yersinia enterocolitica
  • A04.71
    Enterocolitis due to Clostridium difficile, recurrent
  • A04.72
    Enterocolitis due to Clostridium difficile, not specified as recurrent
  • A04.8
    Other specified bacterial intestinal infections
  • A04.9
    Bacterial intestinal infection, unspecified
  • A05.0
    Foodborne staphylococcal intoxication
  • A05.2
    Foodborne Clostridium perfringens [Clostridium welchii] intoxication
  • A05.3
    Foodborne Vibrio parahaemolyticus intoxication
  • A05.4
    Foodborne Bacillus cereus intoxication
  • A05.5
    Foodborne Vibrio vulnificus intoxication
  • A05.8
    Other specified bacterial foodborne intoxications
  • A06.0
    Acute amebic dysentery
  • A06.1
    Chronic intestinal amebiasis
  • A06.2
    Amebic nondysenteric colitis
  • A07.0
    Balantidiasis
  • A07.1
    Giardiasis [lambliasis]
  • A07.2
    Cryptosporidiosis
  • A07.3
    Isosporiasis
  • A07.4
    Cyclosporiasis
  • A07.8
    Other specified protozoal intestinal diseases
  • A07.9
    Protozoal intestinal disease, unspecified
  • A18.31
    Tuberculous peritonitis
  • A18.32
    Tuberculous enteritis
  • A18.39
    Retroperitoneal tuberculosis
  • A18.83
    Tuberculosis of digestive tract organs, not elsewhere classified
  • A21.3
    Gastrointestinal tularemia
  • A22.2
    Gastrointestinal anthrax
  • A42.1
    Abdominal actinomycosis
  • A54.85
    Gonococcal peritonitis
  • B69.0
    Cysticercosis of central nervous system
  • B69.1
    Cysticercosis of eye
  • B69.81
    Myositis in cysticercosis
  • B69.89
    Cysticercosis of other sites
  • B69.9
    Cysticercosis, unspecified
  • B70.1
    Sparganosis
  • B71.0
    Hymenolepiasis
  • B71.1
    Dipylidiasis
  • B71.8
    Other specified cestode infections
  • B71.9
    Cestode infection, unspecified
  • B76.0
    Ancylostomiasis
  • B76.1
    Necatoriasis
  • B76.8
    Other hookworm diseases
  • B76.9
    Hookworm disease, unspecified
  • K35.20
    Acute appendicitis with generalized peritonitis, without abscess
  • K35.21
    Acute appendicitis with generalized peritonitis, with abscess
  • K35.30
    Acute appendicitis with localized peritonitis, without perforation or gangrene
  • K35.31
    Acute appendicitis with localized peritonitis and gangrene, without perforation
  • K35.32
    Acute appendicitis with perforation, localized peritonitis, and gangrene, without abscess
  • K35.33
    Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess
  • K35.890
    Other acute appendicitis without perforation or gangrene
  • K35.891
    Other acute appendicitis without perforation, with gangrene
  • K63.0
    Abscess of intestine
  • K65.0
    Generalized (acute) peritonitis
  • K65.1
    Peritoneal abscess
  • K65.2
    Spontaneous bacterial peritonitis
  • K65.8
    Other peritonitis
  • K65.9
    Peritonitis, unspecified
  • K67
    Disorders of peritoneum in infectious diseases classified elsewhere
  • K68.12
    Psoas muscle abscess
  • K68.19
    Other retroperitoneal abscess
  • K68.9
    Other disorders of retroperitoneum
ICD-10-CM A00.0

Cholera due to Vibrio cholerae 01, biovar cholerae

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Classical cholera
ICD-10-CM A00.1

Cholera due to Vibrio cholerae 01, biovar eltor

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Cholera eltor
ICD-10-CM A00.9

Cholera, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A02.0

Salmonella enteritis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Salmonellosis
ICD-10-CM A03.0

Shigellosis due to Shigella dysenteriae

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Group A shigellosis [Shiga-Kruse dysentery]
ICD-10-CM A03.1

Shigellosis due to Shigella flexneri

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Group B shigellosis
ICD-10-CM A03.2

Shigellosis due to Shigella boydii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Group C shigellosis
ICD-10-CM A03.3

Shigellosis due to Shigella sonnei

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Group D shigellosis
ICD-10-CM A03.8

Other shigellosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A03.9

Shigellosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Bacillary dysentery NOS
ICD-10-CM A04.0

Enteropathogenic Escherichia coli infection

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.1

Enterotoxigenic Escherichia coli infection

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.2

Enteroinvasive Escherichia coli infection

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.3

Enterohemorrhagic Escherichia coli infection

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.4

Other intestinal Escherichia coli infections

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Escherichia coli enteritis NOS
ICD-10-CM A04.5

Campylobacter enteritis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.6

Enteritis due to Yersinia enterocolitica

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • extraintestinal yersiniosis (A28.2)
ICD-10-CM A04.71

Enterocolitis due to Clostridium difficile, recurrent

    2018 - New Code 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.72

Enterocolitis due to Clostridium difficile, not specified as recurrent

    2018 - New Code 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.8

Other specified bacterial intestinal infections

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A04.9

Bacterial intestinal infection, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Bacterial enteritis NOS
ICD-10-CM A05.0

Foodborne staphylococcal intoxication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A05.2

Foodborne Clostridium perfringens [Clostridium welchii] intoxication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Enteritis necroticans
  • Pig-bel
ICD-10-CM A05.3

Foodborne Vibrio parahaemolyticus intoxication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A05.4

Foodborne Bacillus cereus intoxication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A05.5

Foodborne Vibrio vulnificus intoxication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A05.8

Other specified bacterial foodborne intoxications

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A06.0

Acute amebic dysentery

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Acute amebiasis
  • Intestinal amebiasis NOS
ICD-10-CM A06.1

Chronic intestinal amebiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A06.2

Amebic nondysenteric colitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A07.0

Balantidiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Balantidial dysentery
ICD-10-CM A07.1

Giardiasis [lambliasis]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A07.2

Cryptosporidiosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A07.3

Isosporiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Infection due to Isospora belli and Isospora hominis
  • Intestinal coccidiosis
  • Isosporosis
ICD-10-CM A07.4

Cyclosporiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A07.8

Other specified protozoal intestinal diseases

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Intestinal microsporidiosis
  • Intestinal trichomoniasis
  • Sarcocystosis
  • Sarcosporidiosis
ICD-10-CM A07.9

Protozoal intestinal disease, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Flagellate diarrhea
  • Protozoal colitis
  • Protozoal diarrhea
  • Protozoal dysentery
ICD-10-CM A18.31

Tuberculous peritonitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Tuberculous ascites
ICD-10-CM A18.32

Tuberculous enteritis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Tuberculosis of anus and rectum
  • Tuberculosis of intestine (large) (small)
ICD-10-CM A18.39

Retroperitoneal tuberculosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Tuberculosis of mesenteric glands
  • Tuberculosis of retroperitoneal (lymph glands)
ICD-10-CM A18.83

Tuberculosis of digestive tract organs, not elsewhere classified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • tuberculosis of intestine (A18.32)
ICD-10-CM A21.3

Gastrointestinal tularemia

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Abdominal tularemia
ICD-10-CM A22.2

Gastrointestinal anthrax

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A42.1

Abdominal actinomycosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A54.85

Gonococcal peritonitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • gonococcal pelviperitonitis (A54.24)
ICD-10-CM B69.0

Cysticercosis of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B69.1

Cysticercosis of eye

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B69.81

Myositis in cysticercosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B69.89

Cysticercosis of other sites

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B69.9

Cysticercosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B70.1

Sparganosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Infection due to Sparganum (mansoni) (proliferum)
  • Infection due to Spirometra larva
  • Larval diphyllobothriasis
  • Spirometrosis
ICD-10-CM B71.0

Hymenolepiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Dwarf tapeworm infection
  • Rat tapeworm (infection)
ICD-10-CM B71.1

Dipylidiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B71.8

Other specified cestode infections

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Coenurosis
ICD-10-CM B71.9

Cestode infection, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Tapeworm (infection) NOS
ICD-10-CM B76.0

Ancylostomiasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Infection due to Ancylostoma species
ICD-10-CM B76.1

Necatoriasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Infection due to Necator americanus
ICD-10-CM B76.8

Other hookworm diseases

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B76.9

Hookworm disease, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Cutaneous larva migrans NOS
ICD-10-CM K35.20

Acute appendicitis with generalized peritonitis, without abscess

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • (Acute) appendicitis with generalized peritonitis NOS
ICD-10-CM K35.21

Acute appendicitis with generalized peritonitis, with abscess

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM K35.30

Acute appendicitis with localized peritonitis, without perforation or gangrene

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Acute appendicitis with localized peritonitis NOS
ICD-10-CM K35.31

Acute appendicitis with localized peritonitis and gangrene, without perforation

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM K35.32

Acute appendicitis with perforation, localized peritonitis, and gangrene, without abscess

    2019 - New Code 2020 2021 2022 2023 - Revised Code Billable/Specific Code
Applicable To
  • (Acute) appendicitis with perforation NOS
  • Perforated appendix NOS
  • Ruptured appendix (with localized peritonitis) NOS
ICD-10-CM K35.33

Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess

    2019 - New Code 2020 2021 2022 2023 - Revised Code Billable/Specific Code
Applicable To
  • (Acute) appendicitis with (peritoneal) abscess NOS
  • Ruptured appendix with localized peritonitis and abscess
ICD-10-CM K35.890

Other acute appendicitis without perforation or gangrene

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM K35.891

Other acute appendicitis without perforation, with gangrene

    2019 - New Code 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • (Acute) appendicitis with gangrene NOS
ICD-10-CM K63.0

Abscess of intestine

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
Type 2 Excludes
  • abscess of anal and rectal regions (K61.-)
  • abscess of appendix (K35.3-)
ICD-10-CM K65.0

Generalized (acute) peritonitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Pelvic peritonitis (acute), male
  • Subphrenic peritonitis (acute)
  • Suppurative peritonitis (acute)
ICD-10-CM K65.1

Peritoneal abscess

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Abdominopelvic abscess
  • Abscess (of) omentum
  • Abscess (of) peritoneum
  • Mesenteric abscess
  • Retrocecal abscess
  • Subdiaphragmatic abscess
  • Subhepatic abscess
  • Subphrenic abscess
ICD-10-CM K65.2

Spontaneous bacterial peritonitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • bacterial peritonitis NOS (K65.9)
ICD-10-CM K65.8

Other peritonitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Chronic proliferative peritonitis
  • Peritonitis due to urine
ICD-10-CM K65.9

Peritonitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Bacterial peritonitis NOS
ICD-10-CM K67

Disorders of peritoneum in infectious diseases classified elsewhere

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
Code First
  • underlying disease, such as:
  • congenital syphilis (A50.0)
  • helminthiasis (B65.0 -B83.9)
Type 1 Excludes
  • peritonitis in chlamydia (A74.81)
  • peritonitis in diphtheria (A36.89)
  • peritonitis in gonococcal (A54.85)
  • peritonitis in syphilis (late) (A52.74)
  • peritonitis in tuberculosis (A18.31)
ICD-10-CM K68.12

Psoas muscle abscess

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM K68.19

Other retroperitoneal abscess

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM K68.9

Other disorders of retroperitoneum

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code