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 | ✓ |
| P94.0 | Transient neonatal myasthenia gravis | ✓ |
| P94.1 | Congenital hypertonia | ✓ |
| P94.1 | Congenital hypertonia | ✓ |
| P94.2 | Congenital hypotonia | ✓ |
| P94.2 | Congenital hypotonia | ✓ |
| P94.8 | Other disorders of muscle tone of newborn | ✓ |
| P94.8 | Other disorders of muscle tone of newborn | ✓ |
| P94.9 | Disorder of muscle tone of newborn, unspecified | ✓ |
| P94.9 | Disorder of muscle tone of newborn, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code P94?
P94 is an ICD-10-CM category covering Disorders of muscle tone of newborn. It contains 10 more specific diagnosis codes, 10 of which are billable.
Is P94 a billable code?
No — P94 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example P94.0 — Transient neonatal myasthenia gravis). 10 of the 10 codes under P94 are billable.
What codes fall under P94?
P94 includes P94.0, P94.0, P94.1, P94.1, P94.2, plus 5 more. See the full list with descriptions and billable status above.
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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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