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Home/Diagnosis/ICD-10 Coding for Colorectal Carcinoma

ICD-10 Coding for Colorectal Carcinoma

C18.0
C18.9

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

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

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

Use ICD-10 code C18.0 for malignant neoplasm of cecum, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Malignant neoplasm of cecum

Billable Code
C18.0
Billable

Diagnostic Criteria

  • • Confirmed adenocarcinoma in cecum

Applicable To

  • • Adenocarcinoma of cecum

Important Notes

  • • Ensure histopathology report confirms malignancy.

Malignant neoplasm of colon, unspecified

Billable Code
C18.9
Billable

Diagnostic Criteria

  • • Histopathology confirming adenocarcinoma
  • • Imaging showing tumor in colon

Applicable To

  • • Adenocarcinoma of colon, NOS

Important Notes

  • • Use only when no specific site is documented.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z12.11

Encounter for screening for malignant neoplasm of colon

Use for screening colonoscopy when no malignancy is found.

Frequently Asked Questions

What is the ICD-10 code for colorectal carcinoma?

The ICD-10 code for colorectal carcinoma includes C18.x for colon, C19 for rectosigmoid junction, and C20 for rectum.

How do you code a screening colonoscopy?

Use Z12.11 for screening colonoscopy if no malignancy is found. If a polyp is detected, add D12.x.

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