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ICD-10 Guide
ICD-10 CodesP71.3

P71.3

Billable

Neonatal tetany without calcium or magnesium deficiency

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

Code Description

ICD-10 P71.3 is a billable code used to indicate a diagnosis of neonatal tetany without calcium or magnesium deficiency.

Key Diagnostic Point:

Neonatal tetany is a condition characterized by muscle spasms and twitching due to neuromuscular irritability. In the context of P71.3, this condition occurs without underlying deficiencies in calcium or magnesium. It is often transitory and can be associated with various metabolic disturbances in newborns, particularly hypocalcemia. Hypocalcemia in neonates can arise from several factors, including maternal vitamin D deficiency, prematurity, or parathyroid hormone dysfunction. Clinically, neonates may present with symptoms such as irritability, tremors, and seizures. Diagnosis typically involves serum calcium level assessment, and treatment may include calcium supplementation. Understanding the etiology and management of neonatal tetany is crucial for effective care and coding, as it can impact the newborn's immediate health and long-term development.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between transient and chronic conditions
  • Understanding the metabolic pathways involved in calcium and magnesium metabolism
  • Recognizing the clinical presentation of tetany versus other neuromuscular disorders
  • Interpreting laboratory results accurately to confirm diagnosis

Audit Risk Factors

  • Inadequate documentation of clinical symptoms
  • Failure to document laboratory results supporting diagnosis
  • Misclassification of tetany due to other causes
  • Inconsistent coding of related conditions

Specialty Focus

Medical Specialties

Neonatology

Documentation Requirements

Detailed clinical notes on symptoms, lab results, and treatment plans are essential.

Common Clinical Scenarios

Neonates presenting with irritability and muscle spasms in the NICU.

Billing Considerations

Ensure that documentation clearly states the absence of calcium or magnesium deficiency.

Pediatrics

Documentation Requirements

Pediatric notes should include developmental assessments and follow-up care plans.

Common Clinical Scenarios

Pediatric follow-up for neonates discharged with a history of tetany.

Billing Considerations

Consider the long-term implications of neonatal tetany on growth and development.

Coding Guidelines

Inclusion Criteria

Use P71.3 When
  • Follow the official ICD
  • 10 guidelines for coding neonatal conditions, ensuring that all documentation supports the diagnosis of neonatal tetany without deficiencies

Exclusion Criteria

Do NOT use P71.3 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 tetany requires critical care management.

Documentation Requirements

Document the severity of symptoms and interventions provided.

Specialty Considerations

Neonatologists should ensure comprehensive documentation of clinical status.

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, improving the accuracy of diagnoses like P71.3 and enhancing the ability to track outcomes and resource utilization.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neonatal conditions, improving the accuracy of diagnoses like P71.3 and enhancing the ability to track outcomes and resource utilization.

Reimbursement & Billing Impact

reimbursement.

Resources

Clinical References

  • •
    Neonatal Care Guidelines

Coding & Billing References

  • •
    Neonatal Care Guidelines

Frequently Asked Questions

What are the common symptoms of neonatal tetany?

Common symptoms include muscle spasms, irritability, and tremors. These symptoms can vary in severity and may require immediate medical evaluation.