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M70.42

Billable

Prepatellar bursitis, left knee

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

What This Code Means

Inflammation of the bursa located in front of the left kneecap, often caused by repetitive kneeling or direct trauma.

Coding Tips

  • •Verify left knee is documented in the medical record; do not assume laterality
  • •Prepatellar bursitis may be bilateral; code each side separately if both knees are affected

Code Hierarchy

└M70Soft tissue disorders related to use, overuse and pressure└M70.4Prepatellar bursitis└M70.42Prepatellar bursitis, left knee
└M70.42Prepatellar bursitis, left knee

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