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ICD-10 Guide
ICD-10 CodesP07.23

P07.23

Billable

Extreme immaturity of newborn, gestational age 24 completed weeks

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

Code Description

ICD-10 P07.23 is a billable code used to indicate a diagnosis of extreme immaturity of newborn, gestational age 24 completed weeks.

Key Diagnostic Point:

Extreme immaturity of a newborn, classified under ICD-10 code P07.23, refers to infants born at a gestational age of 24 completed weeks or less. These infants are at a significantly increased risk for a variety of complications due to their underdeveloped organ systems. Common issues include respiratory distress syndrome due to immature lungs, intraventricular hemorrhage, and necrotizing enterocolitis. Maternal factors such as preterm labor, infections, and placental insufficiency often contribute to the risk of extreme prematurity. Delivery complications, including emergency cesarean sections or prolonged labor, can further exacerbate the infant's condition. Management in the Neonatal Intensive Care Unit (NICU) is critical, involving advanced respiratory support, thermal regulation, and nutritional support. The prognosis for these infants varies widely, with many requiring extensive medical intervention and long-term follow-up care.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Variability in clinical presentation and outcomes among extremely premature infants.
  • Need for detailed documentation of maternal health factors and delivery complications.
  • Potential for multiple co-morbidities requiring additional coding.
  • Frequent updates to clinical guidelines and coding standards.

Audit Risk Factors

  • Inadequate documentation of gestational age.
  • Failure to capture all associated conditions and complications.
  • Misclassification of the severity of the infant's condition.
  • Inconsistent coding practices across different healthcare providers.

Specialty Focus

Medical Specialties

Neonatology

Documentation Requirements

Detailed records of gestational age, birth weight, and immediate postnatal care.

Common Clinical Scenarios

Management of respiratory distress syndrome, monitoring for intraventricular hemorrhage, and nutritional support in the NICU.

Billing Considerations

Accurate tracking of interventions and outcomes is essential for coding and billing.

Pediatrics

Documentation Requirements

Comprehensive follow-up documentation including developmental milestones and ongoing health issues.

Common Clinical Scenarios

Pediatric assessments for growth and development in infants with perinatal complications.

Billing Considerations

Consideration of long-term outcomes and potential late-onset complications.

Coding Guidelines

Inclusion Criteria

Use P07.23 When
  • Follow the official ICD
  • CM coding guidelines for perinatal conditions, ensuring accurate documentation of gestational age and associated complications
  • Utilize the guidelines for coding multiple conditions when applicable

Exclusion Criteria

Do NOT use P07.23 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99460CPT Code

Initial hospital care, per day, for evaluation and management of a normal newborn infant.

Clinical Scenario

Used for initial assessment of a newborn at 24 weeks gestation.

Documentation Requirements

Document the infant's gestational age, weight, and any immediate interventions.

Specialty Considerations

Neonatologists should ensure detailed documentation of the infant's condition and care plan.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of perinatal conditions, improving the ability to capture the complexity of care required for extremely premature infants.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of perinatal conditions, improving the ability to capture the complexity of care required for extremely premature infants.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of perinatal conditions, improving the ability to capture the complexity of care required for extremely premature infants.

Resources

Clinical References

  • •
    American Academy of Pediatrics - Guidelines for Coding and Billing

Coding & Billing References

  • •
    American Academy of Pediatrics - Guidelines for Coding and Billing

Frequently Asked Questions

What are the key factors to document for coding P07.23?

Key factors include the infant's gestational age, birth weight, any maternal health issues, delivery complications, and immediate postnatal care interventions.