Published September 2026

Fillings

Repairing a cavity, from a single surface to a lab-made piece cemented in.

Silver (amalgam) fillingD2140D2150D2160D2161BasicA silver filling is a durable metal mix packed into a cleaned-out cavity, used mostly on back teeth.Tooth-colored (composite) fillingD2330D2331D2332D2335+6BasicA tooth-colored filling is a resin bonded into a cleaned-out cavity and shaped to match the tooth.Temporary fillingD2940D2941BasicFor childrenA soft, soothing filling placed to protect a tooth for a short time, for example between visits or to calm a tooth before deciding on a root canal.Inlays and onlaysD2510D2520D2530D2542+17MajorAn inlay or onlay is a filling made in a lab and then cemented into the tooth, used when a cavity is too big for a regular filling but the tooth does not need a full crown.Gold foil and other rare filling codesD2410D2420D2430D2999MajorGold foil fillings are hand-packed gold restorations that almost no office does today, plus the catch-all code for a filling-type procedure that has no code of its own.
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Fillings: dental procedures in plain English | TruthMolar