2026 ICD-10-CM Diagnosis Code A06Amebiasis

ICD-10-CM CodesA00–B99A00-A09A06

ICD-10-CM A06
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

A06 is a non-billable ICD-10-CM category code for amebiasis, so it cannot be submitted on claims. Use a more specific code from this category instead, such as A06.0, A06.1, A06.2, and A06.3.

Code Identity

ICD-10-CM Code
A06
Billable Status
No — Non-Billable Category
Code Describes
Amebiasis
Chapter
A00-A09
Intestinal infectious diseases

Code Classification

ChapterA00–B99Certain infectious and parasitic diseases
SectionA00-A09Intestinal infectious diseases
CategoryA06Amebiasis
This CodeA06Amebiasis

Specific Coding for AmebiasisOverview

Non-specific codes like A06 require more characters. Use one of these billable codes instead:

  • Use A06.0 for Acute amebic dysentery

  • Use A06.1 for Chronic intestinal amebiasis

  • Use A06.2 for Amebic nondysenteric colitis

  • Use A06.3 for Ameboma of intestine

  • Use A06.4 for Amebic liver abscess

  • Use A06.5 for Amebic lung abscess

  • Use A06.6 for Amebic brain abscess

  • Use A06.7 for Cutaneous amebiasis

  • A06.8 for Amebic infection of other sites

  • Use A06.81 for Amebic cystitis

  • Use A06.82 for Other amebic genitourinary infections

  • Use A06.89 for Other amebic infections

  • Use A06.9 for Amebiasis, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Includes

  • infection due to Entamoeba histolytica

Type 1 Excludes

  • other protozoal intestinal diseases A07

Type 2 Excludes

Clinical InformationClinical

  • Amebiasis

    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.
  • Dysentery, Amebic

    dysentery caused by intestinal amebic infection, chiefly with entamoeba histolytica. this condition may be associated with amebic infection of the liver and other distant sites.
  • Liver Abscess, Amebic

    single or multiple areas of pus due to infection by any ameboid protozoa (amebiasis). a common form is caused by the ingestion of entamoeba histolytica.
  • Amebiasis|Amoebiasis|Amoebiasis

    a parasitic infection of the colon by entamoeba histolytica. signs and symptoms include cramping, diarrhea, bloody stools and fever. it can be treated with antibiotics.
  • Amebiasis

    a parasitic infectious disorder caused by amoebas. the parasite may cause colitis which is manifested with bloody diarrhea, abdominal pain, nausea and fever. in rare cases it may spread to the liver, brain and lungs.

Patient EducationClinical

Gastroenteritis

Gastroenteritis is an inflammation of the lining of the stomach and intestines. The main symptoms include vomiting and diarrhea. It is usually not serious in healthy people, but it can sometimes lead to dehydration or cause severe symptoms.

The full article covers:

  • What is gastroenteritis?
  • What causes gastroenteritis?
  • What are the symptoms of gastroenteritis?
  • How is gastroenteritis diagnosed?
  • What are the treatments for gastroenteritis?
  • Can gastroenteritis be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About A06Overview

Is A06 (Amebiasis) a billable code?

No. This is a category header that groups the codes for amebiasis, and headers cannot be submitted on claims. Claims for amebiasis need a more specific code from this category, such as A06.0, A06.1, and A06.2.