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M48.17

Billable

Ankylosing hyperostosis [Forestier], lumbosacral region

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

What This Code Means

Abnormal bone growth at the junction between the lower back and sacrum that causes stiffness and pain in the lower back and buttock area.

Coding Tips

  • •The lumbosacral region is a transition zone; verify documentation specifies this location
  • •May present with symptoms affecting both lower extremities and sacral region

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