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ICD-10 Coding for Cecal Mass(C18.0, D12.2, K63.5)

Complete ICD-10-CM coding and documentation guide for Cecal Mass. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Cecal TumorCecal Neoplasm

Related ICD-10 Code Ranges

Complete code families applicable to Cecal Mass

C18-C20Primary Range

Malignant neoplasms of the colon, rectosigmoid junction, rectum, anus, and anal canal

This range includes codes for malignant neoplasms of the cecum, which is the primary focus for cecal mass coding.

Benign neoplasms of the digestive system

This range includes codes for benign neoplasms of the cecum, relevant for non-malignant cecal masses.

Other diseases of the intestine

This range includes codes for non-neoplastic conditions such as polyps that may be found in the cecum.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
C18.0Malignant neoplasm of cecumUse when a malignant neoplasm of the cecum is confirmed by histology.
  • Histology report confirming adenocarcinoma
  • CT/MRI showing cecal lesion
  • Colonoscopy findings with biopsy results
D12.2Benign neoplasm of cecumUse when a benign neoplasm is confirmed by histology.
  • Endoscopic images showing polyp location
  • Pathology report confirming no high-grade dysplasia
K63.5Polyp of colonUse for non-neoplastic polyps confirmed by histology.
  • Colonoscopy findings with polyp description
  • Histology confirming non-neoplastic nature

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for cecal mass

Essential facts and insights about Cecal Mass

The ICD-10 code for a malignant cecal mass is C18.0, while benign masses are coded as D12.2.

Primary ICD-10-CM Codes for cecal mass

Malignant neoplasm of cecum
Billable Code

Decision Criteria

clinical Criteria

  • Histology confirms adenocarcinoma

documentation Criteria

  • Colonoscopy findings with biopsy results

Applicable To

  • Adenocarcinoma of cecum
  • Signet ring cell carcinoma of cecum

Excludes

  • Benign neoplasm of cecum (D12.2)
  • Secondary malignant neoplasm of cecum (C78.5)

Clinical Validation Requirements

  • Histology report confirming adenocarcinoma
  • CT/MRI showing cecal lesion
  • Colonoscopy findings with biopsy results

Code-Specific Risks

  • Incorrectly coding as unspecified (C18.9) when the site is known.

Coding Notes

  • Ensure histological confirmation before coding as malignant.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Abdominal mass, unspecified

R19.5
Use when the mass is detected but histology is pending.

Other postprocedural complications and disorders of digestive system

K91.89
Use for complications like bleeding or perforation post-polypectomy.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Benign neoplasm of cecum

D12.2
Use when the neoplasm is confirmed as benign by histology.

Secondary malignant neoplasm of large intestine

C78.5
Use when the cecal mass is metastatic from another primary site.

Malignant neoplasm of cecum

C18.0
Use when the neoplasm is confirmed as malignant by histology.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Cecal Mass to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code C18.0.

Impact

Clinical: Leads to misdiagnosis or delayed treatment, Regulatory: Non-compliance with documentation standards, Financial: Potential claim denials or reduced reimbursement

Mitigation Strategy

Ensure detailed documentation of mass size, location, and histology, Use structured templates for procedure notes

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment, Compliance: Non-compliance with coding guidelines, Data Quality: Inaccurate clinical data affecting patient records

Mitigation Strategy

Always specify cecum (C18.0) if visualized/proven

Impact

Reimbursement: Potential denial of claims due to incorrect coding, Compliance: Violation of coding standards, Data Quality: Misrepresentation of clinical condition

Mitigation Strategy

Use D12.2 for adenomas ≥10mm or with dysplasia

Impact

Failure to document histology can lead to incorrect coding.

Mitigation Strategy

Ensure biopsy results are included in the patient's record.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Cecal Mass, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Cecal Mass

Use these documentation templates to ensure complete and accurate documentation for Cecal Mass. These templates include all required elements for proper coding and billing.

Colonoscopy with biopsy

Specialty: Gastroenterology

Required Elements

  • Colonoscopy findings
  • Biopsy results
  • Histology confirmation

Example Documentation

Colonoscopy revealed a 3cm ulcerated mass in the cecum, biopsy confirmed adenocarcinoma.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Mass seen in cecum.
Good Documentation Example
4cm ulcerated mass at cecal pole, 2cm from appendiceal orifice; biopsy: moderately differentiated adenocarcinoma with lymphovascular invasion.
Explanation
The good example provides specific location, size, and histological details necessary for accurate coding.

Need help with ICD-10 coding for Cecal Mass? Ask your questions below.

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