ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesC71.6

C71.6

Billable

Malignant neoplasm of cerebellum

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 C71.6 is a billable code used to indicate a diagnosis of malignant neoplasm of cerebellum.

Key Diagnostic Point:

C71.6 refers to a malignant neoplasm located in the cerebellum, which is a part of the central nervous system (CNS) responsible for coordination, balance, and motor control. Malignant tumors in this region can arise from various cell types, including astrocytes, oligodendrocytes, and ependymal cells, or may metastasize from other primary cancers. Symptoms often include headaches, nausea, vomiting, ataxia, and changes in coordination or balance. Imaging studies, particularly MRI, are crucial for diagnosis, revealing the tumor's size, location, and potential involvement of surrounding structures. Molecular markers, such as IDH mutations and 1p/19q co-deletion status, can provide insights into tumor behavior and guide treatment options. Treatment typically involves a multidisciplinary approach, including surgery, radiation therapy, and chemotherapy, depending on the tumor type and stage. Accurate coding is essential for appropriate reimbursement and tracking of treatment outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation between primary and metastatic tumors
  • Variability in tumor histology and molecular characteristics
  • Need for precise documentation of imaging findings
  • Potential for co-existing neurological conditions

Audit Risk Factors

  • Inadequate documentation of imaging results
  • Failure to specify tumor type or histology
  • Misclassification of primary vs. metastatic tumors
  • Lack of documentation for molecular testing

Specialty Focus

Medical Specialties

Oncology

Documentation Requirements

Detailed pathology reports, imaging studies, and treatment plans.

Common Clinical Scenarios

Diagnosis and treatment planning for cerebellar tumors, follow-up care.

Billing Considerations

Ensure accurate coding of tumor type and treatment modalities.

Neurology

Documentation Requirements

Neurological assessments, imaging results, and symptom documentation.

Common Clinical Scenarios

Evaluation of neurological deficits, coordination issues, and management of symptoms.

Billing Considerations

Document neurological function changes and their impact on daily activities.

Coding Guidelines

Inclusion Criteria

Use C71.6 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the tumor's location, histology, and any relevant imaging findings
  • Include any molecular markers that may influence treatment decisions

Exclusion Criteria

Do NOT use C71.6 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

61510CPT Code

Craniotomy for excision of cerebellar tumor

Clinical Scenario

Used during surgical intervention for C71.6.

Documentation Requirements

Operative report detailing the procedure and findings.

Specialty Considerations

Neurosurgery documentation must include tumor type and extent of resection.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of CNS malignancies, including C71.6, enhancing the ability to track treatment outcomes and resource utilization.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of CNS malignancies, including C71.6, enhancing the ability to track treatment outcomes and resource utilization.

Reimbursement & Billing Impact

reimbursement and quality reporting.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What imaging is required for C71.6 coding?

MRI is typically required to confirm the presence and extent of the cerebellar tumor, along with any relevant imaging studies that document changes over time.