ICDcodes.org
FY2027

B48Other mycoses, not elsewhere classified

Not billable

Is B48 billable?

No — B48 is a non-billable header code. B48 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 6 billable codes beneath B48.

B48 at a glance

CodeB48
DescriptionOther mycoses, not elsewhere classified
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Use additional code — inherited from Chapter 1

Report an additional code alongside B48 to fully describe the condition. B48 is sequenced first.

  • code to identify resistance to antimicrobial drugs (Z16.-)

Excludes2 — not included here — inherited from Chapter 1

The conditions below are not part of B48, but a patient may have both at the same time. When documentation supports it, B48 and the excluded code may both be reported.

  • carrier or suspected carrier of infectious disease (Z22.-)
  • certain localized infections - see body system-related chapters
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)

Excludes2 — not included here — inherited from B35-B49

The conditions below are not part of B48, but a patient may have both at the same time. When documentation supports it, B48 and the excluded code may both be reported.

  • hypersensitivity pneumonitis due to organic dust (J67.-)
  • mycosis fungoides (C84.0-)

What codes fall under B48? (6)

How long has B48 existed?

B48 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.