ICD-10-CM 2027
ICD-10 code for Allescheria boydii infection
From the official ICD-10-CM alphabetic index entry “Infection, infected, infective (opportunistic) › Allescheria boydii”. Page updated September 29, 2026.
About coding Allescheria boydii infection
The ICD-10-CM code for Allescheria boydii infection is B48.2 (Allescheriasis).
Within B48 (other mycoses, not elsewhere classified), B48.2 is specifically for Allescheriasis. Related codes cover Lobomycosis (B48.0), Rhinosporidiosis (B48.1), Geotrichosis (B48.3), Penicillosis (B48.4) and other specified mycoses (B48.8).
Don't report B48.2 together with the conditions in its Excludes1 note: eumycetoma (B47.0).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Don't confuse with (Excludes1 for B48.2)
- eumycetoma (B47.0)
Common questions about Allescheria boydii infection ICD-10 codes
What is the ICD-10 code for Allescheria boydii infection?
- B48.2 — Allescheriasis.
Is B48.2 billable?
- Yes. B48.2 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can B48.2 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict B48.2 as a principal diagnosis.
Is B48.2 a CC or MCC?
- B48.2 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.