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ICD-10 Coding for Proteus mirabilis Infection(B96.4, N39.0, A41.89)

Complete ICD-10-CM coding and documentation guide for Proteus mirabilis Infection. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

P. mirabilis infectionProteus UTIProteus sepsis

Related ICD-10 Code Ranges

Complete code families applicable to Proteus mirabilis Infection

Bacterial and viral infectious agents

Includes codes for identifying infectious agents as the cause of diseases classified elsewhere.

Other bacterial sepsis

Includes codes for sepsis due to various bacterial agents, including Proteus mirabilis.

N30-N39Primary Range

Other diseases of the urinary system

Primary range for urinary tract infections, which can be caused by Proteus mirabilis.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
B96.4Proteus (mirabilis) as the cause of diseases classified elsewhereUse as an additional code to identify Proteus mirabilis as the causative organism.
  • Positive culture for Proteus mirabilis
  • Identification through urine or blood culture
N39.0Urinary tract infection, site not specifiedUse as the primary code for uncomplicated UTI caused by Proteus mirabilis.
  • Symptoms of UTI such as dysuria, frequency
  • Positive urine culture
A41.89Other specified sepsisUse for sepsis due to Proteus mirabilis when specified in documentation.
  • SIRS criteria met
  • Positive blood culture for Proteus mirabilis

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 Proteus mirabilis

Essential facts and insights about Proteus mirabilis Infection

The ICD-10 code for Proteus mirabilis as a causative organism is B96.4, used as an additional code alongside the primary infection code.

Primary ICD-10-CM Codes for proteus mirabilis

Proteus (mirabilis) as the cause of diseases classified elsewhere
Billable Code

Decision Criteria

clinical Criteria

  • Positive identification of Proteus mirabilis in culture

Applicable To

  • Proteus mirabilis as causative organism

Excludes

  • Primary infection codes

Clinical Validation Requirements

  • Positive culture for Proteus mirabilis
  • Identification through urine or blood culture

Code-Specific Risks

  • Cannot be used as a primary diagnosis code

Coding Notes

  • Ensure linkage to the primary infection site code.

Ancillary Codes

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

Urinary tract infection, site not specified

N39.0
Use as a primary code when UTI is caused by Proteus mirabilis.

Differential Codes

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

Pseudomonas (aeruginosa) as the cause of diseases classified elsewhere

B96.5
Differentiate based on specific bacterial identification from culture results.

Acute pyelonephritis

N10
Use when there is kidney involvement with infection.

Sepsis due to gram-negative organisms

A41.5
Use when gram-negative sepsis is documented without specific organism.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Proteus mirabilis Infection to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B96.4.

Impact

Clinical: May lead to inappropriate antibiotic selection., Regulatory: Non-compliance with coding standards., Financial: Potential for claim denials due to lack of specificity.

Mitigation Strategy

Ensure lab results are reviewed and documented., Educate staff on the importance of organism specification.

Impact

Reimbursement: Incorrect sequencing can lead to claim denials., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate data representation of infection etiology.

Mitigation Strategy

Always use B96.4 as a secondary code with a primary infection code.

Impact

Reimbursement: Potential for incorrect DRG assignment., Compliance: Fails to meet coding guidelines for specificity., Data Quality: Incomplete clinical data for infection tracking.

Mitigation Strategy

Ensure documentation specifies the infection site and organism.

Impact

Failure to document the specific organism can lead to audit issues.

Mitigation Strategy

Implement regular training on documentation requirements.

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 Proteus mirabilis Infection, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Proteus mirabilis Infection

Use these documentation templates to ensure complete and accurate documentation for Proteus mirabilis Infection. These templates include all required elements for proper coding and billing.

Acute UTI due to Proteus mirabilis

Specialty: Urology

Required Elements

  • Positive urine culture for Proteus mirabilis
  • Symptoms of UTI
  • Antibiotic treatment plan

Example Documentation

Patient presents with dysuria and frequency. Urine culture positive for Proteus mirabilis. Start ciprofloxacin 500 mg BID.

Examples: Poor vs. Good Documentation

Poor Documentation Example
UTI with Proteus
Good Documentation Example
Acute UTI due to Proteus mirabilis, urine culture >100,000 CFU/mL.
Explanation
The good example specifies the organism and provides culture results, meeting documentation requirements.

Need help with ICD-10 coding for Proteus mirabilis Infection? Ask your questions below.

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