ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesP83.1

P83.1

Billable

Neonatal erythema toxicum

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

Code Description

ICD-10 P83.1 is a billable code used to indicate a diagnosis of neonatal erythema toxicum.

Key Diagnostic Point:

Neonatal erythema toxicum is a common, benign skin condition observed in newborns, typically presenting within the first few days of life. Characterized by erythematous macules and papules, it often appears on the face, trunk, and extremities. The lesions may have a central vesicle or pustule and are usually asymptomatic, causing no discomfort to the infant. The exact etiology remains unclear, but it is believed to be related to an immature immune response and the colonization of skin by bacteria. The condition typically resolves spontaneously within 1 to 2 weeks without treatment. It is important for healthcare providers to differentiate erythema toxicum from other skin conditions such as neonatal acne, miliaria, and infections, as these may require different management approaches. Accurate diagnosis and coding are essential to ensure appropriate care and avoid unnecessary interventions.

Code Complexity Analysis

Complexity Rating: Low

Low Complexity

Complexity Factors

  • Commonly encountered condition in neonatology
  • Typically self-limiting with no treatment required
  • Clear clinical presentation that aids in diagnosis
  • Minimal documentation requirements for coding

Audit Risk Factors

  • Misdiagnosis with more serious skin conditions
  • Inadequate documentation of clinical findings
  • Failure to note the spontaneous resolution of the condition
  • Incorrect coding due to confusion with similar conditions

Specialty Focus

Medical Specialties

Neonatology

Documentation Requirements

Documentation should include the onset, appearance, and resolution of the lesions, as well as any associated symptoms.

Common Clinical Scenarios

Common scenarios include a newborn presenting with erythematous lesions in the NICU, requiring differentiation from infections.

Billing Considerations

Coders should ensure that the diagnosis is clearly documented to avoid confusion with other skin conditions.

Pediatrics

Documentation Requirements

Pediatric documentation should reflect the history of the condition, including any parental concerns and the infant's overall health.

Common Clinical Scenarios

Pediatric visits may involve follow-up for skin conditions initially diagnosed in the neonatal period.

Billing Considerations

Consideration should be given to the infant's growth and development in relation to the skin condition.

Coding Guidelines

Inclusion Criteria

Use P83.1 When
  • According to ICD
  • 10 coding guidelines, P83
  • 1 should be used when documenting cases of neonatal erythema toxicum, ensuring that the clinical presentation aligns with the code description
  • Coders should be aware of the need for specificity in documentation to support the diagnosis

Exclusion Criteria

Do NOT use P83.1 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99221CPT Code

Initial hospital care, per day, for the evaluation and management of a patient

Clinical Scenario

Used when a newborn is evaluated for skin conditions in the NICU.

Documentation Requirements

Documentation must include the history, examination findings, and management plan.

Specialty Considerations

Neonatologists should ensure that the skin condition is clearly documented in the medical record.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of neonatal conditions, including erythema toxicum, which enhances the accuracy of data collection and reporting.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neonatal conditions, including erythema toxicum, which enhances the accuracy of data collection and reporting.

Reimbursement & Billing Impact

reimbursement and quality reporting.

Resources

Clinical References

  • •
    American Academy of Pediatrics - Neonatal Skin Conditions

Coding & Billing References

  • •
    American Academy of Pediatrics - Neonatal Skin Conditions

Frequently Asked Questions

What is the typical duration of neonatal erythema toxicum?

Neonatal erythema toxicum typically resolves within 1 to 2 weeks without any treatment. It is important for parents to be reassured about the benign nature of this condition.