DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

B48 Other mycoses, not elsewhere classified

  • Header · not billable

B48 is not billable. The category heads 6 billable codes in FY2027: the 6 codes directly below it.

Index → code

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. B35-B49 Mycoses (B35-B49)
  3. B48 Other mycoses, not elsewhere classified
Billable codes
6
Subdivisions
6
CC / MCC codes
4 / 0
HCC V28 codes
2
New FY2027
0
Index entries
29

Codes in B48

  1. B48.0
    Lobomycosis
    Billable
    Inclusion terms 2

    Inclusion terms

    • Keloidal blastomycosis
    • Lobo's disease
  2. B48.1
    Rhinosporidiosis
    Billable
  3. B48.2
    Allescheriasis
    BillableCC
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Infection due to Pseudallescheria boydii

    Excludes1

  4. B48.3
    Geotrichosis
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Geotrichum stomatitis
  5. B48.4
    Penicillosis
    BillableCC6
    Inclusion terms 1

    Inclusion terms

    • Talaromycosis
  6. B48.8
    Other specified mycoses
    BillableCC6
    Inclusion terms 5

    Inclusion terms

    • Adiaspiromycosis
    • Infection of tissue and organs by Alternaria
    • Infection of tissue and organs by Drechslera
    • Infection of tissue and organs by Fusarium
    • Infection of tissue and organs by saprophytic fungi NEC

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

Notes that also apply

Block B35-B49 instructions (Excludes2 2): printed on the block page.

Chapter 1 instructions (Includes 1, Excludes2 5, Use additional code 1): printed on the chapter 1 page.

Index entries

  • Lobomycosis → B48.0
  • Lobo's disease → B48.0
  • Rhinosporidiosis → B48.1
  • Allescheriasis → B48.2
  • Petrellidosis → B48.2
  • Geotrichosis → B48.3
  • Penicillosis → B48.4
  • Talaromycosis → B48.4
  • Adiaspiromycosis → B48.8
  • Hemisporosis → B48.8
  • Blastomycosis, blastomycotickeloidal → B48.0
  • Disease, diseasedLobo's (keloid blastomycosis) → B48.0
  • Infection, infected, infective (opportunistic)glenosporopsis → B48.0
  • Infection, infected, infective (opportunistic)Loboa loboi → B48.0
  • Infection, infected, infective (opportunistic)Rhinosporidium (seeberi) → B48.1
  • Infection, infected, infective (opportunistic)Allescheria boydii → B48.2
  • Infection, infected, infective (opportunistic)Monosporium apiospermum → B48.2
  • Infection, infected, infective (opportunistic)Petriellidium boydii → B48.2
  • Infection, infected, infective (opportunistic)Pseudoallescheria boydii → B48.2
  • Geotrichosisstomatitis → B48.3
  • Stomatitis (denture) (ulcerative)Geotrichum → B48.3
  • Infection, infected, infective (opportunistic)Penicillium (marneffei) → B48.4
  • Infection, infected, infective (opportunistic)Alternaria → B48.8
  • Infection, infected, infective (opportunistic)Fusarium → B48.8
  • Mycosis, mycoticopportunistic → B48.8
  • Mycosis, mycoticspecified NEC → B48.8
  • Infection, infected, infective (opportunistic)Blastomyces, blastomycoticLoboi → B48.0
  • Infection, infected, infective (opportunistic)fungus NOSpathogenic to compromised host only → B48.8
  • Infection, infected, infective (opportunistic)mycotic NOSpathogenic to compromised host only → B48.8

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy