ICD-9-CM Codes that Support Medical Necessity

337 Disorders of the autonomic nervous system convert 337 to ICD-10337.0 Idiopathic peripheral autonomic neuropathy convert 337.0 to ICD-10337.09 Other idiopathic peripheral autonomic neuropathy convert 337.09 to ICD-10337.1 Peripheral autonomic neuropathy in disorders classified elsewhere convert 337.1 to ICD-10337.9 Unspecified disorder of autonomic nervous system convert … ................
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