2021 ICD-10-CM Diagnosis Code A06.9

Amebiasis, unspecified

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • A06.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM A06.9 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of A06.9 - other international versions of ICD-10 A06.9 may differ.
The following code(s) above A06.9 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 A06.9:
  • A00-B99
    2021 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
  • A06
    ICD-10-CM Diagnosis Code A06

    Amebiasis

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • infection due to Entamoeba histolytica
    Type 1 Excludes
    • other protozoal intestinal diseases (A07.-)
    Type 2 Excludes
    Amebiasis
Approximate Synonyms
  • Amebiasis infection
  • Amebic infection
Clinical Information
  • A parasitic infectious disorder caused by amoebas. The parasite may cause colitis which is manifested with bloody diarrheas, abdominal pain, nausea and fever. In rare cases it may spread to the liver, brain and lungs.
  • Infection with any of various amebae. It is an asymptomatic carrier state in most individuals, but diseases ranging from chronic, mild diarrhea to fulminant dysentery may occur.
  • Infection with any of various amebae; an asymptomatic carrier state in most individuals, but diseases ranging from chronic, mild diarrhea to fulminant dysentery may occur.
ICD-10-CM A06.9 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 867 Other infectious and parasitic diseases diagnoses with mcc
  • 868 Other infectious and parasitic diseases diagnoses with cc
  • 869 Other infectious and parasitic diseases diagnoses without cc/mcc

Convert A06.9 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
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to A06.9:

ICD-10-CM Codes Adjacent To A06.9
A06.2 Amebic nondysenteric colitis
A06.3 Ameboma of intestine
A06.4 Amebic liver abscess
A06.5 Amebic lung abscess
A06.6 Amebic brain abscess
A06.7 Cutaneous amebiasis
A06.8 Amebic infection of other sites
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

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