AutoICD API

C80

Non-billable

Malignant neoplasm without specification of site

Malignant neoplasm without specification of site

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

Status

Non-billable / Header

Block

C76-C80

Child Codes

3

ICD-11 Mapping

1 equivalent

Coding Notes

Excludes 1

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

  • malignant carcinoid tumor of unspecified site (C7A.00)
  • malignant neoplasm of specified multiple sites- code to each site

Child Codes (3)

ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

Also Known As / Clinical Terms(35)
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm without specification of site?

The ICD-10-CM code for malignant neoplasm without specification of site is C80. The full clinical description is "Malignant neoplasm without specification of site". C80 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code C80 mean?

ICD-10-CM code C80 represents “Malignant neoplasm without specification of site”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.

Is C80 a billable code?

No, C80 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under C80.

What chapter is C80 in?

C80 is in Chapter 2: Neoplasms (codes C00-D49).

What codes cannot be used with C80?

C80 has Excludes1 notes indicating codes that cannot be used together with it, including: malignant carcinoid tumor of unspecified site (C7A.00); malignant neoplasm of specified multiple sites- code to each site.

What are the subcategories under C80?

C80 has 3 child codes, including: C80.0 (Disseminated malignant neoplasm, unspecified), C80.1 (Malignant (primary) neoplasm, unspecified), C80.2 (Malignant neoplasm associated with transplanted organ).

What are the UMLS CUIs for C80?

C80 is linked to 1 UMLS Concept Unique Identifier: C0006826. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does C80 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm without specification of site affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of C80?

C80 maps to the ICD-11 code: 2D4Z (Unspecified malignant neoplasms of unspecified sites).

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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.