AutoICD API

A79

Non-billable

Other rickettsioses

Other rickettsioses

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

A75-A79

Child Codes

4

Coding Notes

Includes

Conditions included under this code

  • diseases generally recognized as communicable or transmissible

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • certain localized infections - see body system-related chapters

Excludes 2

Conditions not included here, but the patient may have both

  • 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

Additional codes that should follow this code

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

Child Codes (4)

A79.0

Trench fever

BillableA79.1

Rickettsialpox due to Rickettsia akari

BillableA79.8

Other specified rickettsioses

A79.9

Rickettsiosis, unspecified

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is ICD-10 code A79?

ICD-10-CM code A79 represents "Other rickettsioses". It is a non-billable header code — use a more specific child code for billing purposes.

Is A79 a billable code?

No, A79 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under A79.

What chapter is A79 in?

A79 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).

What codes cannot be used with A79?

A79 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters.

What are the subcategories under A79?

A79 has 4 child codes, including: A79.0 (Trench fever), A79.1 (Rickettsialpox due to Rickettsia akari), A79.8 (Other specified rickettsioses), A79.9 (Rickettsiosis, unspecified).

Are additional codes required with A79?

Yes, when using A79 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).

What are the UMLS CUIs for A79?

A79 is linked to 1 UMLS Concept Unique Identifier: C0153119. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.