ICD-10-CM 2027
ICD-10 code for Petrellidosis
From the official ICD-10-CM alphabetic index entry “Petrellidosis”. Page updated September 29, 2026.
About coding Petrellidosis
The ICD-10-CM code for Petrellidosis 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 Petrellidosis ICD-10 codes
What is the ICD-10 code for Petrellidosis?
- 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.