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ICD-10 Coding for Clostridium difficile colitis(A04.71, A04.72)

Complete ICD-10-CM coding and documentation guide for Clostridium difficile colitis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

C. diff colitisPseudomembranous colitis

Related ICD-10 Code Ranges

Complete code families applicable to Clostridium difficile colitis

A04.7-A04.72Primary Range

Enterocolitis due to Clostridium difficile

This range includes codes for both recurrent and non-recurrent C. diff infections.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
A04.71Enterocolitis due to Clostridium difficile, recurrentUse for recurrent C. diff infections occurring within 8 weeks of a previous episode.
  • Recurrent infection within 8 weeks of a previous episode
  • Positive NAAT or EIA test
A04.72Enterocolitis due to Clostridium difficile, non-recurrentUse for new C. diff infections or those occurring more than 8 weeks after a previous episode.
  • New infection or more than 8 weeks since last episode
  • Positive NAAT or EIA test

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 recurrent C. diff colitis

Essential facts and insights about Clostridium difficile colitis

The ICD-10 code for recurrent Clostridium difficile colitis is A04.71, used for infections recurring within 8 weeks of a previous episode.

Primary ICD-10-CM Codes for clostridium difficile colitis

Enterocolitis due to Clostridium difficile, recurrent
Billable Code

Decision Criteria

clinical Criteria

  • Recurrent infection within 8 weeks

Applicable To

  • Recurrent C. diff infection

Excludes

  • Non-recurrent C. diff infection (A04.72)

Clinical Validation Requirements

  • Recurrent infection within 8 weeks of a previous episode
  • Positive NAAT or EIA test

Code-Specific Risks

  • Misclassification if recurrence is not within 8 weeks

Coding Notes

  • Ensure documentation specifies recurrence and timeline.

Ancillary Codes

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

Resistance to vancomycin

Z16.11
Use when C. diff is resistant to standard treatment antibiotics.

Differential Codes

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

Enterocolitis due to Clostridium difficile, non-recurrent

A04.72
Use for new onset or infections occurring more than 8 weeks after a previous episode.

Enterocolitis due to Clostridium difficile, recurrent

A04.71
Use for infections within 8 weeks of a previous episode.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Clostridium difficile colitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code A04.71.

Impact

Clinical: Misclassification of infection severity., Regulatory: Non-compliance with coding standards., Financial: Potential loss of reimbursement.

Mitigation Strategy

Verify patient history for previous C. diff episodes, Ensure clear documentation of recurrence

Impact

Reimbursement: Potential underpayment due to incorrect DRG assignment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data affecting patient records.

Mitigation Strategy

Verify the timeline of recurrence and use A04.71 if within 8 weeks.

Impact

Incorrect coding of recurrent infections as non-recurrent.

Mitigation Strategy

Implement thorough review of patient history and documentation.

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 Clostridium difficile colitis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Clostridium difficile colitis

Use these documentation templates to ensure complete and accurate documentation for Clostridium difficile colitis. These templates include all required elements for proper coding and billing.

Emergency Department Visit for C. diff

Specialty: Emergency Medicine

Required Elements

  • Chief complaint
  • Stool frequency and consistency
  • Previous C. diff history
  • Current test results

Example Documentation

Patient presents with diarrhea, 6 liquid stools in 24hrs, positive NAAT for C. diff toxin B.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Diarrhea, C. diff positive
Good Documentation Example
6 liquid stools in 24hrs (Bristol 7), Xpert C. diff NAAT positive for toxin B, no CDI in past 8 weeks
Explanation
The good example provides specific stool characteristics and test results, meeting documentation requirements.

Need help with ICD-10 coding for Clostridium difficile colitis? Ask your questions below.

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