2022 ICD-10-CM Code B57.3

Chagas' disease (chronic) with digestive system involvement

Version 2021

Not Valid for Submission

ICD-10:B57.3
Short Description:Chagas' disease (chronic) with digestive system involvement
Long Description:Chagas' disease (chronic) with digestive system involvement

Code Classification

  • Certain infectious and parasitic diseases (A00–B99)
    • Protozoal diseases (B50-B64)
      • Chagas' disease (B57)

B57.3 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of chagas' disease (chronic) with digestive system involvement. The code is not specific and is NOT valid for the year 2022 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding for Chagas' disease (chronic) with digestive system involvement

Non-specific codes like B57.3 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for chagas' disease (chronic) with digestive system involvement:

  • BILLABLE CODE - Use B57.30 for Chagas' disease with digestive system involvement, unspecified
  • BILLABLE CODE - Use B57.31 for Megaesophagus in Chagas' disease
  • BILLABLE CODE - Use B57.32 for Megacolon in Chagas' disease
  • BILLABLE CODE - Use B57.39 for Other digestive system involvement in Chagas' disease

Information for Patients


Chagas Disease

What is Chagas disease?

Chagas disease, or American trypanosomiasis, is an illness that can cause serious heart and stomach problems. It is caused by a parasite. Chagas disease is common in Latin America, especially in poor, rural areas. It can also be found in the United States, most often in people who were infected before they moved to the U.S.

What causes Chagas disease?

Chagas disease is caused by the Trypanosoma cruzi parasite. It is usually spread by infected blood-sucking bugs called triatomine bugs. They are also known as "kissing bugs" because they often bite people's faces. When of these bugs bites you, it leaves behind infected waste. You can become infected if you rub the waste in your eyes or nose, the bite wound, or a cut.

Chagas disease can also spread through contaminated food, a blood transfusion, a donated organ, or from mother to baby during pregnancy.

Who is at risk for Chagas disease?

Kissing bugs can be found throughout the Americas, but they are more common in certain areas. The people who are most at risk for Chagas disease

What are the symptoms of Chagas disease?

In the beginning, there may be no symptoms. Some people do get mild symptoms, such as

These early symptoms usually go away. However, if you don't treat the infection, it stays in your body. Later, it can cause serious intestinal and heart problems such as

How is Chagas disease diagnosed?

A physical exam and blood tests can diagnose it. You may also need tests to see whether the disease has affected your intestines and heart.

What are the treatments for Chagas disease?

Medicines can kill the parasite, especially early on. You can also treat related problems. For example, a pacemaker helps with some heart complications.

Can Chagas disease be prevented?

There are no vaccines or medicines to prevent Chagas disease. If you travel to areas where it occurs, you are at higher risk if you sleep outdoors or are staying in poor housing conditions. It is important to use insecticides to prevent bites and practice food safety.

Centers for Disease Control and Prevention


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)