P94: Disorders of muscle tone of newborn

Codes under P94 (Disorders of muscle tone of newborn). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
P94.0	Transient neonatal myasthenia gravis	✓
P94.1	Congenital hypertonia	✓
P94.2	Congenital hypotonia	✓
P94.8	Other disorders of muscle tone of newborn	✓
P94.9	Disorder of muscle tone of newborn, unspecified	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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