ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
chapter 6 G00-G99 Diseases of the nervous system /
G89-G99 Other disorders of the nervous system /
G90 Disorders of autonomic nervous system
Billable ICD-10-CM Code G90.9
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G90.9
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Disorder of the autonomic nervous system, unspecified
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