DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

A96 Arenaviral hemorrhagic fever

  • Header · not billable

A96 is not billable. The category heads 5 billable codes in FY2027: the 5 codes directly below it.

Index → code

  • Lassa fever → A96.2
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Lassa → A96.2
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Bolivian hemorrhagic → A96.1

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. A90-A99 Arthropod-borne viral fevers and viral hemorrhagic fevers (A90-A99)
  3. A96 Arenaviral hemorrhagic fever
Billable codes
5
Subdivisions
5
CC / MCC codes
4 / 0
HCC V28 codes
0
New FY2027
0
Index entries
12

Codes in A96

  1. A96.0
    Junin hemorrhagic fever
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Argentinian hemorrhagic fever
  2. A96.1
    Machupo hemorrhagic fever
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Bolivian hemorrhagic fever
  3. A96.2
    Lassa fever
    Billable
  4. A96.8
    Other arenaviral hemorrhagic fevers
    BillableCC
  5. A96.9
    Arenaviral hemorrhagic fever, 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

  • Lassa fever → A96.2
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Argentinian hemorrhagic → A96.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Junin (virus) hemorrhagic → A96.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Bolivian hemorrhagic → A96.1
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Machupo (virus) hemorrhagic → A96.1
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)Lassa → A96.2
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSArgentinian → A96.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSJunin (virus) → A96.0
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSBolivian → A96.1
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSMachupo (virus) → A96.1
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSarenaviral → A96.9
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)hemorrhagic (arthropod-borne) NOSarenaviralspecified NEC → A96.8

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

Hierarchy