P94 Disorders of muscle tone of newbornNon-billable header with 5 child codes.
P94.0 Transient neonatal myasthenia gravisP94.1 Congenital hypertoniaP94.2 Congenital hypotoniaP94.8 Other disorders of muscle tone of newbornP94.9 Disorder of muscle tone of newborn, unspecified