ICD-10-CM Alphabetic Index · FY 2026 18 Entries
Chagas' disease in the ICD-10-CM Index ICD-10-CM
The main term Chagas' (-Mazza) disease (chronic) carries 18 index entries pointing to 12 ICD-10-CM codes. The default entry is B57.2, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
18
Index Entries
12
Codes Referenced
B57.2
Default Code
C
Letter
18 of 18 shown
ICD-10-CM
Index Entries Under Chagas' disease 18 entries · 12 codes
Chagas' (-Mazza) disease (chronic) B57.2
with
cardiovascular involvement NEC B57.2
digestive system involvement B57.30
megacolon B57.32
megaesophagus B57.31
other specified B57.39
megacolon B57.32
megaesophagus B57.31
myocarditis B57.2
nervous system involvement B57.40
meningitis B57.41
meningoencephalitis B57.42
other specified B57.49
specified organ involvement NEC B57.5
acute (with) B57.1
cardiovascular NEC B57.0
myocarditis B57.0
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
