DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

A44 Bartonellosis

  • Header · not billable

A44 is not billable. The category heads 4 billable codes in FY2027: the 4 codes directly below it.

Index → code

  • Bartonellosis → A44.9
  • Carrion's disease → A44.0
  • Verruga peruana, peruviana → A44.1

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. A30-A49 Other bacterial diseases (A30-A49)
  3. A44 Bartonellosis
Billable codes
4
Subdivisions
4
CC / MCC codes
4 / 0
HCC V28 codes
0
New FY2027
0
Index entries
10

Codes in A44

  1. A44.0
    Systemic bartonellosis
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Oroya fever
  2. A44.1
    Cutaneous and mucocutaneous bartonellosis
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Verruga peruana
  3. A44.8
    Other forms of bartonellosis
    BillableCC
  4. A44.9
    Bartonellosis, unspecified
    BillableCC

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

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

Index entries

  • Carrion's disease → A44.0
  • Verruga peruana, peruviana → A44.1
  • Bartonellosis → A44.9
  • Bartonellosissystemic → A44.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Bartonella → A44.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Oroya → A44.0
  • Bartonellosiscutaneous → A44.1
  • Bartonellosismucocutaneous → A44.1
  • Wart (due to HPV) (filiform) (infectious) (viral)Peruvian → A44.1
  • Bartonellosisspecified NEC → A44.8

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

Hierarchy