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v1.0.0
ICD-10 Guide
ICD-10 CodesP39.4

P39.4

Billable

Neonatal skin infection

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 P39.4 is a billable code used to indicate a diagnosis of neonatal skin infection.

Key Diagnostic Point:

Neonatal skin infections are common in the perinatal period and can arise from various etiologies, including bacterial, viral, and fungal pathogens. These infections often manifest as localized skin lesions, pustules, or systemic infections that may require immediate medical attention. The most prevalent skin infections in neonates include staphylococcal infections, which can lead to conditions such as impetigo or cellulitis, and fungal infections like candidiasis. Risk factors for neonatal skin infections include prematurity, low birth weight, and compromised immune systems. Clinical presentation may vary from mild erythema to severe systemic illness, necessitating prompt diagnosis and treatment. Management typically involves appropriate antimicrobial therapy, wound care, and monitoring for potential complications. Accurate coding of neonatal skin infections is crucial for effective treatment planning and resource allocation in neonatal intensive care units (NICUs).

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity of infections
  • Differentiation between various types of skin infections
  • Need for comprehensive documentation of risk factors and comorbidities
  • Potential for co-infections with other neonatal conditions

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to specify the type of skin infection
  • Misclassification of infection severity
  • Omission of relevant comorbidities

Specialty Focus

Medical Specialties

Neonatology

Documentation Requirements

Detailed clinical notes including the onset, duration, and characteristics of the skin infection, as well as any laboratory results.

Common Clinical Scenarios

Neonates presenting with pustular lesions, erythema, or systemic signs of infection in the NICU.

Billing Considerations

Consideration of the neonate's gestational age and overall health status when coding.

Pediatrics

Documentation Requirements

Thorough history and physical examination notes, including family history of skin infections.

Common Clinical Scenarios

Outpatient follow-up visits for neonates with previously diagnosed skin infections.

Billing Considerations

Awareness of the potential for skin infections to recur in pediatric patients.

Coding Guidelines

Inclusion Criteria

Use P39.4 When
  • Follow the ICD
  • CM guidelines for coding infections, ensuring specificity in the type of infection and any associated complications
  • Document all relevant clinical findings and treatments to support the coding

Exclusion Criteria

Do NOT use P39.4 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99291CPT Code

Critical care, evaluation and management of the neonate

Clinical Scenario

Used when a neonate with a skin infection requires critical care management.

Documentation Requirements

Detailed notes on the neonate's condition, treatment provided, and response to interventions.

Specialty Considerations

Neonatologists should ensure that all critical care elements are documented to support billing.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of neonatal skin infections, improving the ability to track and manage these conditions effectively. The increased specificity helps in understanding the epidemiology of neonatal infections and enhances the quality of care.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neonatal skin infections, improving the ability to track and manage these conditions effectively. The increased specificity helps in understanding the epidemiology of neonatal infections and enhances the quality of care.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of neonatal skin infections, improving the ability to track and manage these conditions effectively. The increased specificity helps in understanding the epidemiology of neonatal infections and enhances the quality of care.

Resources

Clinical References

  • •
    American Academy of Pediatrics - Neonatal Skin Infections

Coding & Billing References

  • •
    American Academy of Pediatrics - Neonatal Skin Infections

Frequently Asked Questions

What are the common causes of neonatal skin infections?

Common causes of neonatal skin infections include bacterial pathogens such as Staphylococcus aureus and Streptococcus species, as well as fungal infections like Candida. Risk factors include prematurity, low birth weight, and invasive procedures.