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P94.2

Congenital hypotonia

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 5 never code together
P00-P96chapter
Excludes2
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
  • endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
  • injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
  • neoplasms (C00-D49)C00-D49
  • tetanus neonatorum (A33)A33

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 3
P94.2code
Inclusion terms
  • Floppy baby syndrome, unspecified
P00-P96chapter
Notes
  • Codes from this chapter are for use on newborn records only, never on maternal records
Includes
  • conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
Index entries leading here 6
  • Atonia, atony, atonic
  • Pseudoparalysis
    • atonic, congenital P94.2
  • Syndrome — see also Disease
  • Baby
    • floppy (syndrome) P94.2
  • Floppy
    • baby syndrome (nonspecific) P94.2
  • Hypotonia, hypotonicity, hypotony
    • congenital (benign) P94.2
Alongside this code 4 same parent — P94
P94.0 Transient neonatal myasthenia gravis P94.1 Congenital hypertonia P94.8 Other disorders of muscle tone of newborn P94.9 Disorder of muscle tone of newborn, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
P94
Block
P90-P96
Siblings
4

Present FY2024–FY2027.