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K08.51

Billable

Open restoration margins of tooth

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

What This Code Means

The edges of a dental filling or crown are not properly sealed, leaving gaps where the restoration meets the tooth surface.

Coding Tips

  • Document whether the open margins are on the occlusal (chewing) surface or other tooth surfaces
  • Distinguish from other restoration problems by confirming the specific issue is gap formation at restoration edges

Code Hierarchy

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