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ICD-10 Guide
ICD-10 CodesA41.53

A41.53

Sepsis due to Serratia

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

Code Description

ICD-10 A41.53 is a billable code used to indicate a diagnosis of sepsis due to serratia.

Key Diagnostic Point:

Sepsis due to Serratia is a severe systemic infection characterized by the presence of Serratia species, a type of gram-negative bacteria, in the bloodstream. This condition is often associated with high morbidity and mortality rates, particularly in immunocompromised patients or those with underlying health conditions. The clinical presentation may include fever, chills, tachycardia, hypotension, and altered mental status, indicating a systemic inflammatory response. Diagnosis typically involves blood cultures that confirm the presence of Serratia, alongside clinical signs of sepsis. Management of sepsis due to Serratia requires prompt initiation of broad-spectrum intravenous antibiotics, followed by targeted therapy based on susceptibility testing. Intensive care unit (ICU) admission is often necessary for close monitoring and supportive care, including fluid resuscitation and vasopressor therapy if indicated. Antimicrobial stewardship is critical in managing this condition to prevent the development of antibiotic resistance and ensure effective treatment. The complexity of coding for sepsis due to Serratia lies in the need for precise documentation of the infection source, clinical severity, and any associated organ dysfunction.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Need for accurate identification of the causative organism (Serratia)
  • Documentation of clinical severity and organ dysfunction
  • Differentiation from other types of sepsis
  • Potential for multiple co-existing infections

Audit Risk Factors

  • Inadequate documentation of the source of infection
  • Failure to document organ dysfunction
  • Incorrect coding of the causative organism
  • Lack of clarity in clinical notes regarding the severity of sepsis

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed microbiological reports and clinical notes on patient history and response to treatment.

Common Clinical Scenarios

Patients with underlying conditions such as diabetes or cancer presenting with sepsis.

Billing Considerations

Ensure that all laboratory results are clearly documented to support the diagnosis.

Critical Care

Documentation Requirements

Comprehensive ICU notes detailing patient monitoring, interventions, and response to treatment.

Common Clinical Scenarios

Patients requiring mechanical ventilation or vasopressors due to septic shock.

Billing Considerations

Document all organ support measures and their indications.

Coding Guidelines

Inclusion Criteria

Use A41.53 When
  • According to ICD
  • 10 guidelines, A41
  • 53 should be used when sepsis is confirmed to be due to Serratia species
  • It is essential to document the clinical criteria for sepsis and any organ dysfunction to support the coding

Exclusion Criteria

Do NOT use A41.53 When
No specific exclusions found.

Related CPT Codes

99291CPT Code

Critical care, evaluation and management of the critically ill patient

Clinical Scenario

Used when managing a patient with sepsis in the ICU.

Documentation Requirements

Document time spent in critical care and clinical decision-making.

Specialty Considerations

Critical care documentation must reflect the complexity of care provided.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of sepsis, including the identification of specific organisms like Serratia. This specificity aids in better tracking of infection rates and outcomes, which is crucial for quality improvement and public health monitoring.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of sepsis, including the identification of specific organisms like Serratia. This specificity aids in better tracking of infection rates and outcomes, which is crucial for quality improvement and public health monitoring.

Reimbursement & Billing Impact

reimbursement and compliance with payer requirements.

Resources

Clinical References

  • •
    CDC Sepsis Guidelines

Coding & Billing References

  • •
    CDC Sepsis Guidelines

Frequently Asked Questions

What is the importance of documenting the causative organism in sepsis?

Documenting the causative organism is crucial for accurate coding, treatment planning, and understanding the epidemiology of infections. It also supports the need for targeted antimicrobial therapy.