The ICD code C18 is used to code Colorectal cancer
Colorectal cancer (also known as colon cancer, rectal cancer, or bowel cancer) is the development of cancer in the colon or rectum (parts of the large intestine). It is due to the abnormal growth of cells that have the ability to invade or spread to other parts of the body.
Coding Notes for C18.9 Info for medical coders on how to properly use this ICD-10 code
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
ICD-10-CM Alphabetical Index References for 'C18.9 - Malignant neoplasm of colon, unspecified'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code C18.9. Click on any term below to browse the alphabetical index.
ICD-10-CM Neoplasms Index References for 'C18.9 - Malignant neoplasm of colon, unspecified'
The ICD-10-CM Neoplasms Index links the below-listed medical terms to the ICD code C18.9. Click on any term below to browse the neoplasms index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 153.9 was previously used, C18.9 is the appropriate modern ICD10 code.
What is the code for a primary malignant neoplasm?
A primary malignant neoplasm that overlaps two or more contiguous (next to each other) sites should be classified to the subcategory/code .8 ('overlapping lesion'), unless the combination is specifically indexed elsewhere.
What is a type 1 exclude note?
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as C18.7. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
General Information
CPT codes, descriptions and other data only are copyright 2020 American Medical Association. All Rights Reserved. Applicable FARS/HHSARS apply.
Article Guidance
Abstract: This article represents local instructions for CMS National Coverage Policy (CMS Publication 100-03, Medicare National Coverage Determinations (NCD) Manual, Chapter 1, Section 210.3).
Bill Type Codes
Contractors may specify Bill Types to help providers identify those Bill Types typically used to report this service. Absence of a Bill Type does not guarantee that the article does not apply to that Bill Type.
Revenue Codes
Contractors may specify Revenue Codes to help providers identify those Revenue Codes typically used to report this service. In most instances Revenue Codes are purely advisory. Unless specified in the article, services reported under other Revenue Codes are equally subject to this coverage determination.
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