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v1.0.0
ICD-10 Guide
DiagnosesTubular Adenoma

Tubular Adenoma

ICD-10 Coding for Tubular Adenoma(D12.0, D12.2)

PRIMARY SPECIALTYGastroenterology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Tubular Adenoma?
Essential facts and insights about Tubular Adenoma

Key Clinical Considerations:

  • Asymptomatic or mild abdominal discomfort
  • Colonoscopy findings of polypoid lesions
  • Possible iron deficiency anemia on physical exam

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of gastrointestinal symptoms
  • Detailed description of polyp characteristics
  • Colonoscopy report including size and location of adenoma

Coding Guidelines

Usage Guidelines & Examples

  • Usage guidelines: Use specific codes based on adenoma location and characteristics.
  • Common errors: Misclassifying adenomas as malignant or failing to document size.

Code Exclusions

Important Exclusions

  • Excluded conditions: Malignant neoplasms of the colon.
  • Alternative codes: Codes for hyperplastic polyps or other types of adenomas.

Related ICD-10 Codes

Primary Codes
D12.6
Benign neoplasm of colon, unspecified
D12.0
Benign neoplasm of cecum
Ancillary Codes
Z12.11
Differential Codes
K63.5

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Gastroenterology

Specialty Applications

  • Patient populations: Adults undergoing routine screening or with a family history of polyps.
  • Clinical settings: Outpatient gastroenterology clinics and hospitals.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Include detailed findings from colonoscopy and pathology reports.

Billing considerations?

Ensure correct coding of adenoma size and type for accurate reimbursement.