2020 ICD-10-CM Diagnosis Code A07.8

Other specified protozoal intestinal diseases

    2016 2017 2018 2019 2020 Billable/Specific Code
  • A07.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM A07.8 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of A07.8 - other international versions of ICD-10 A07.8 may differ.
Applicable To
  • Intestinal microsporidiosis
  • Intestinal trichomoniasis
  • Sarcocystosis
  • Sarcosporidiosis
The following code(s) above A07.8 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to A07.8:
  • A00-B99
    2020 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
Approximate Synonyms
  • Intestinal microsporidiosis
  • Intestinal trichomoniasis
  • Microsporidial enteritis
  • Sarcocystosis
  • Sarcosporidiosis
  • Trichomonal enteritis
Clinical Information
  • Infection of the striated muscle of mammals by parasites of the genus sarcocystis. Disease symptoms such as vomiting, diarrhea, muscle weakness, and paralysis are produced by sarcocystin, a toxin produced by the organism.
ICD-10-CM A07.8 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 371 Major gastrointestinal disorders and peritoneal infections with mcc
  • 372 Major gastrointestinal disorders and peritoneal infections with cc
  • 373 Major gastrointestinal disorders and peritoneal infections without cc/mcc

Convert A07.8 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to A07.8:
  • Type 1 Excludes: B60
    ICD-10-CM Diagnosis Code B60

    Other protozoal diseases, not elsewhere classified

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • cryptosporidiosis (A07.2)
    • intestinal microsporidiosis (A07.8)
    • isosporiasis (A07.3)
  • Type 2 Excludes: A59
    ICD-10-CM Diagnosis Code A59

    Trichomoniasis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • intestinal trichomoniasis (A07.8)

Diagnosis Index entries containing back-references to A07.8:
  • Chilomastigiasis A07.8
  • Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) K52.9
    - see also Enteritis
    ICD-10-CM Diagnosis Code K52.9

    Noninfective gastroenteritis and colitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Colitis NOS
    • Enteritis NOS
    • Gastroenteritis NOS
    • Ileitis NOS
    • Jejunitis NOS
    • Sigmoiditis NOS
    Type 1 Excludes
    • diarrhea NOS (R19.7)
    • functional diarrhea (K59.1)
    • infectious gastroenteritis and colitis NOS (A09)
    • neonatal diarrhea (noninfective) (P78.3)
    • psychogenic diarrhea (F45.8)
    • trichomonal A07.8
  • Diarrhea, diarrheal (disease) (infantile) (inflammatory) R19.7
    ICD-10-CM Diagnosis Code R19.7

    Diarrhea, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Diarrhea NOS
    Type 1 Excludes
    • functional diarrhea (K59.1)
    • neonatal diarrhea (P78.3)
    • psychogenic diarrhea (F45.8)
    • protozoal A07.9
      ICD-10-CM Diagnosis Code A07.9

      Protozoal intestinal disease, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Flagellate diarrhea
      • Protozoal colitis
      • Protozoal diarrhea
      • Protozoal dysentery
      • specified NEC A07.8
    • Chilomastix A07.8
    • Dientamoeba A07.8
    • trichomonal A07.8
  • Dysentery, dysenteric (catarrhal) (diarrhea) (epidemic) (hemorrhagic) (infectious) (sporadic) (tropical) A09
    ICD-10-CM Diagnosis Code A09

    Infectious gastroenteritis and colitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Infectious colitis NOS
    • Infectious enteritis NOS
    • Infectious gastroenteritis NOS
    Type 1 Excludes
    • colitis NOS (K52.9)
    • diarrhea NOS (R19.7)
    • enteritis NOS (K52.9)
    • gastroenteritis NOS (K52.9)
    • noninfective gastroenteritis and colitis, unspecified (K52.9)
    • Chilomastix A07.8
    • Dientamoeba A07.8 (fragilis)
    • Embadomonas A07.8
    • trichomonal A07.8
  • Embadomoniasis A07.8
  • Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
    ICD-10-CM Diagnosis Code K52.9

    Noninfective gastroenteritis and colitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Colitis NOS
    • Enteritis NOS
    • Gastroenteritis NOS
    • Ileitis NOS
    • Jejunitis NOS
    • Sigmoiditis NOS
    Type 1 Excludes
    • diarrhea NOS (R19.7)
    • functional diarrhea (K59.1)
    • infectious gastroenteritis and colitis NOS (A09)
    • neonatal diarrhea (noninfective) (P78.3)
    • psychogenic diarrhea (F45.8)
    • protozoal A07.9
      ICD-10-CM Diagnosis Code A07.9

      Protozoal intestinal disease, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Flagellate diarrhea
      • Protozoal colitis
      • Protozoal diarrhea
      • Protozoal dysentery
      • specified NEC A07.8
    • Chilomastix A07.8
    • microsporidial A07.8
    • trichomonal A07.8
  • Infection, infected, infective (opportunistic) B99.9
    ICD-10-CM Diagnosis Code B99.9

    Unspecified infectious disease

      2016 2017 2018 2019 2020 Billable/Specific Code
    • protozoal NEC B64
      ICD-10-CM Diagnosis Code B64

      Unspecified protozoal disease

        2016 2017 2018 2019 2020 Billable/Specific Code
      • intestinal A07.9
        ICD-10-CM Diagnosis Code A07.9

        Protozoal intestinal disease, unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code
        Applicable To
        • Flagellate diarrhea
        • Protozoal colitis
        • Protozoal diarrhea
        • Protozoal dysentery
        • specified NEC A07.8
    • Trichomonas A59.9
      ICD-10-CM Diagnosis Code A59.9

      Trichomoniasis, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • intestine A07.8
    • Chilomastix A07.8 (intestinal)
    • retortamoniasis A07.8
    • Sarcocystis A07.8
  • Infestation B88.9
    ICD-10-CM Diagnosis Code B88.9

    Infestation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Infestation (skin) NOS
    • Infestation by mites NOS
    • Skin parasites NOS
    • protozoal NEC B64
      ICD-10-CM Diagnosis Code B64

      Unspecified protozoal disease

        2016 2017 2018 2019 2020 Billable/Specific Code
      • intestinal A07.9
        ICD-10-CM Diagnosis Code A07.9

        Protozoal intestinal disease, unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code
        Applicable To
        • Flagellate diarrhea
        • Protozoal colitis
        • Protozoal diarrhea
        • Protozoal dysentery
        • specified NEC A07.8
  • Microsporidiosis B60.8
    ICD-10-CM Diagnosis Code B60.8

    Other specified protozoal diseases

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Microsporidiosis
    • intestinal A07.8
  • Retortamoniasis A07.8
  • Sarcocystosis A07.8
  • Sarcosporidiosis A07.8 (intestinal)
  • Trichomoniasis A59.9
    ICD-10-CM Diagnosis Code A59.9

    Trichomoniasis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • intestinal A07.8

ICD-10-CM Codes Adjacent To A07.8
A06.81 Amebic cystitis
A06.82 Other amebic genitourinary infections
A06.89 Other amebic infections
A06.9 Amebiasis, unspecified
A07 Other protozoal intestinal diseases
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
A08 Viral and other specified intestinal infections
A08.0 Rotaviral enteritis
A08.1 Acute gastroenteropathy due to Norwalk agent and other small round viruses
A08.11 Acute gastroenteropathy due to Norwalk agent
A08.19 Acute gastroenteropathy due to other small round viruses
A08.2 Adenoviral enteritis
A08.3 Other viral enteritis
A08.31 Calicivirus enteritis
A08.32 Astrovirus enteritis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.