AutoICD API

A36

Non-billable

Diphtheria

Diphtheria

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

Status

Non-billable / Header

Block

A30-A49

Child Codes

6

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 (6)

A36.0

Pharyngeal diphtheria

BillableA36.1

Nasopharyngeal diphtheria

BillableA36.2

Laryngeal diphtheria

BillableA36.3

Cutaneous diphtheria

BillableA36.8

Other diphtheria

A36.9

Diphtheria, unspecified

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is ICD-10 code A36?

ICD-10-CM code A36 represents "Diphtheria". It is a non-billable header code — use a more specific child code for billing purposes.

Is A36 a billable code?

No, A36 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under A36.

What chapter is A36 in?

A36 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).

What codes cannot be used with A36?

A36 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 A36?

A36 has 6 child codes, including: A36.0 (Pharyngeal diphtheria), A36.1 (Nasopharyngeal diphtheria), A36.2 (Laryngeal diphtheria), A36.3 (Cutaneous diphtheria), and 2 more.

Are additional codes required with A36?

Yes, when using A36 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).

What are the UMLS CUIs for A36?

A36 is linked to 1 UMLS Concept Unique Identifier: C0012546. 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.