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Home/Diagnosis/ICD-10 Coding for Nitric Oxide

ICD-10 Coding for Nitric Oxide

I27.0
P29.3

Complete ICD-10-CM coding and documentation guide for icd-10 coding for nitric oxide includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
NO
Inhaled Nitric Oxide
FeNO Testing
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Key Information: ICD-10 Coding for Nitric Oxide

Essential facts and insights about ICD-10 Coding for Nitric Oxide

Use ICD-10 code I27.0 for primary pulmonary hypertension, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Primary pulmonary hypertension

Billable Code
I27.0
Billable

Diagnostic Criteria

  • • Echocardiographic evidence of pulmonary hypertension
  • • Hypoxemia unresponsive to 100% O₂

Applicable To

  • • Idiopathic pulmonary arterial hypertension

Important Notes

  • • Ensure primary condition is documented before coding for nitric oxide therapy.

Persistent fetal circulation

Non-Billable
P29.3
Non-Billable

Diagnostic Criteria

  • • Oxygenation index (OI) ≥25
  • • PaO₂ <60 mmHg on 100% FiO₂

Applicable To

  • • Persistent pulmonary hypertension of the newborn (PPHN)

Important Notes

  • • Document gestational age and response to therapy.
Ancillary Codes

Additional codes that may be used with this diagnosis

A4617

Mouthpiece for nitric oxide testing

Use with CPT 95012 for FeNO testing.

J3490

Unclassified drugs

Use for inhaled nitric oxide therapy when no specific code exists.

Frequently Asked Questions

What is the ICD-10 code for nitric oxide therapy?

The ICD-10 code for nitric oxide therapy primarily involves I27.0 for primary pulmonary hypertension and P29.3 for persistent fetal circulation.

How is FeNO testing documented?

Document FeNO levels in ppb, specify the device used, and correlate with clinical guidelines for asthma management.

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