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M21.371

Billable

Foot drop, right foot

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

An inability to lift the right foot upward while walking, causing the toes to drag on the ground due to weakness or nerve damage.

Coding Tips

  • •Confirm right foot is documented; foot drop significantly impacts gait and fall risk
  • •Document the etiology (peroneal nerve palsy, stroke, spinal cord injury) as it influences treatment options

Code Hierarchy

└M21Other acquired deformities of limbs└M21.3Wrist or foot drop (acquired)└M21.37Foot drop (acquired)└M21.371Foot drop, right foot
└M21.371Foot drop, right foot

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