2018

  1. ICD-10-CM Codes
    2. ›
  2. A00-B99 Certain infectious and parasitic diseases
    3. ›
  3. A75-A79 Rickettsioses
    4. ›
  4. A77- Spotted fever [tick-borne rickettsioses]
    5. ›

2018 ICD-10-CM Diagnosis Code A77.49

Other ehrlichiosis

The following code(s) above A77.49 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to A77.49:
  • A00-B99
    2018 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • 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)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • A77.4
    ICD-10-CM Diagnosis Code A77.4

    Ehrlichiosis

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • Rickettsiosis due to Ehrlichia sennetsu (A79.81)
    Ehrlichiosis
ICD-10-CM A77.49 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert A77.49 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to A77.49:

ICD-10-CM Codes Adjacent To A77.49
A75.3 Typhus fever due to Rickettsia tsutsugamushi
A75.9 Typhus fever, unspecified
A77 Spotted fever [tick-borne rickettsioses]
A77.0 Spotted fever due to Rickettsia rickettsii
A77.1 Spotted fever due to Rickettsia conorii
A77.2 Spotted fever due to Rickettsia siberica
A77.3 Spotted fever due to Rickettsia australis
A77.4 Ehrlichiosis
A77.40 …… unspecified
A77.41 …… chafeensis [E. chafeensis]
A77.49 Other ehrlichiosis
A77.8 Other spotted fevers
A77.9 Spotted fever, unspecified
A78 Q fever
A79 Other rickettsioses
A79.0 Trench fever
A79.1 Rickettsialpox due to Rickettsia akari
A79.8 Other specified rickettsioses
A79.81 Rickettsiosis due to Ehrlichia sennetsu
A79.89 Other specified rickettsioses
A79.9 Rickettsiosis, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.