ICD-9 Code 516.63 - Surfactant mutations of the lung

ICD-9-CM Diagnosis Code 516.63

Diagnosis Code: 516.63 (Raw: 51663)

Description: Surfactant mutations of the lung

Classification: International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)

Fiscal Year: 2026 Reference

CMS Section 111 Status: Valid for reporting.

Overview & Historical Usage

ICD-9-CM code 516.63 is designated for Surfactant mutations of the lung. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical clinical data analysis.