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Home/Diagnosis/ICD-10 Coding for Rectal Adenocarcinoma

ICD-10 Coding for Rectal Adenocarcinoma

C20

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

Also Known as:
Rectal Cancer
Adenocarcinoma of the Rectum
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Key Information: ICD-10 Coding for Rectal Adenocarcinoma

Essential facts and insights about ICD-10 Coding for Rectal Adenocarcinoma

Use ICD-10 code C20 for malignant neoplasm of rectum, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Malignant neoplasm of rectum

Billable Code
C20
Billable

Diagnostic Criteria

clinical:
  • • Confirmed adenocarcinoma of rectal origin
coding:
  • • Differentiate from rectosigmoid and anal canal neoplasms

Applicable To

  • • Adenocarcinoma of rectum

Important Notes

  • • Ensure documentation specifies tumor location and histological type.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z85.038

Personal history of other malignant neoplasms of large intestine

Use for patients with a history of rectal adenocarcinoma.

C78.5

Secondary malignant neoplasm of large intestine and rectum

Use when rectal adenocarcinoma is metastatic from another primary site.

Frequently Asked Questions

What is the ICD-10 code for rectal adenocarcinoma?

The ICD-10 code for rectal adenocarcinoma is C20, which is used for malignant neoplasm of the rectum.

How is rectal adenocarcinoma documented?

Documentation should include tumor location, histological type, and staging. Use standardized templates to ensure completeness.

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