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Home/Diagnosis/ICD-10 Coding for Colorectal Cancer

ICD-10 Coding for Colorectal Cancer

C18.2
C19

Complete ICD-10-CM coding and documentation guide for icd-10 coding for colorectal cancer includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Colon Cancer
Rectal Cancer
Bowel Cancer
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Key Information: ICD-10 Coding for Colorectal Cancer

Essential facts and insights about ICD-10 Coding for Colorectal Cancer

Use ICD-10 code C18.2 for malignant neoplasm of ascending colon, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Malignant neoplasm of ascending colon

Billable Code
C18.2
Billable

Diagnostic Criteria

  • • Confirmed diagnosis of cancer in the ascending colon

Applicable To

  • • Cancer of the ascending colon

Important Notes

  • • Ensure documentation specifies the exact location within the colon.

Malignant neoplasm of rectosigmoid junction

Billable Code
C19
Billable

Applicable To

  • • Cancer of the rectosigmoid junction

Important Notes

  • • Document the precise location to avoid coding errors.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z12.11

Encounter for screening for malignant neoplasm of colon

Use for screening colonoscopies in asymptomatic patients.

Z80.0

Family history of malignant neoplasm of digestive organs

Use when there is a documented family history of colorectal cancer.

Frequently Asked Questions

What is the ICD-10 code for colorectal cancer?

The ICD-10 codes for colorectal cancer range from C18 to C20, covering malignant neoplasms of the colon and rectum.

How do you code a screening colonoscopy?

Use Z12.11 for a screening colonoscopy in asymptomatic patients. If findings are present, additional codes may be required.

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