ICD-10-CM Alphabetic Index · FY 2026 33 Entries
Mycobacterium in the ICD-10-CM Index ICD-10-CM
The main term Mycobacterium, mycobacterial (infection) carries 33 index entries pointing to 5 ICD-10-CM codes. The default entry is A31.9, 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
33
Index Entries
5
Codes Referenced
A31.9
Default Code
M
Letter
33 of 33 shown
ICD-10-CM
Index Entries Under Mycobacterium 33 entries · 5 codes
Mycobacterium, mycobacterial (infection) A31.9
anonymous A31.9
atypical A31.9
cutaneous A31.1
pulmonary A31.0
tuberculous see Tuberculosis, pulmonary
specified site NEC A31.8
avium (intracellulare complex) A31.0
balnei A31.1
Battey A31.0
chelonei A31.8
cutaneous A31.1
extrapulmonary systemic A31.8
fortuitum A31.8
intracellulare (Battey bacillus) A31.0
kansasii (yellow bacillus) A31.0
kakaferifu A31.8
kasongo A31.8
leprae A30.9 see also Leprosy
luciflavum A31.1
marinum (M. balnei) A31.1
nonspecific see Mycobacterium, atypical
pulmonary (atypical) A31.0
tuberculous see Tuberculosis, pulmonary
scrofulaceum A31.8
simiae A31.8
systemic, extrapulmonary A31.8
szulgai A31.8
terrae A31.8
triviale A31.8
tuberculosis (human, bovine) see Tuberculosis
ulcerans A31.1
xenopi A31.8
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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.
