ICD-10 Code for Bubo

The default ICD-10-CM 2027 code for bubo is I88.8 – Other nonspecific lymphadenitis. More specific codes depend on the details documented, as listed in the official index (7 codes, 7 billable).

Main code: I88.8 – Other nonspecific lymphadenitis
Billable: Yes

Index entries for Bubo

blennorrhagic (gonococcal) – A54.89
chancroidal – A57
climatic – A55
due to Haemophilus ducreyi – A57
gonococcal – A54.89
indolent (nonspecific) – I88.8
inguinal (nonspecific) – I88.8
- chancroidal – A57
- climatic – A55
- due to H. ducreyi – A57
- infective – I88.8
scrofulous (tuberculous) – A18.2
soft chancre – A57
suppurating – see Lymphadenitis, acute
syphilitic (primary) – A51.0
- congenital – A50.07
tropical – A55
virulent (chancroidal) – A57

How to choose the right code

Start with the main term, then pick the indented subterm that matches the documentation (type, cause, site, laterality, episode of care). Always confirm the code in the tabular list: follow its Excludes1/Excludes2, “code first” and “use additional code” notes, and add a 7th character where required.

Source: CDC/NCHS ICD-10-CM FY2027 alphabetic index.