A crown is a cap that is placed over the tooth to restore the tooth to its normal shape, size and function. Crown makes the tooth stronger and enhances the way it looks. Given in cases when there is multiple decay on the same tooth or to support the tooth having large restoration, when the filling or the tooth are showing signs of fracture, Root canal treated tooth, patient has a habit of severe clenching, etc.
They are made from different materials like metal alloys, ceramic, porcelain, porcelain fused to metal or a composite resin.
D2710: Crown - resin-based composite (indirect- formulated in lab).
D2712: Crown - 3⁄4 resin-based composite (indirect). Three fourth crown covers the tooth to a lesser extent.
D2720: Crown - resin with high noble metal like gold which are relatively inert.
D2721: Crown - resin with predominantly base metal like Chromium, Nickel, etc.
D2722: Crown - resin with noble metal.
D2740: is used to report any porcelain or ceramic crown. Used in front teeth as they are more esthetically appealing though cost might be a consideration as they are expensive,.
D2750: Crown – porcelain fused to high noble metal. With this dental procedure code, the prosthetic crown fitted over the tooth is made from a base of high noble metal, and then covered with a porcelain veneer to enhance its cosmetic appeal.
D2751: Crown - porcelain fused to predominantly base metal.
D2752: Crown - porcelain fused to noble metal.
D2780: Crown - 3/4 cast high noble metal.
D2781: Crown - 3/4 cast predominantly base metal.
D2782: Crown - 3/4 cast noble metal.
D2783: Crown - 3/4 porcelain/ceramic.
D2790: Crown - full cast high noble metal. Metal crowns are given in posterior/ back teeth where esthetics is not of much value.
D2791: Crown- Full cast predominantly base metal. With this dental procedure code, the prosthetic crown is completely constructed of noble metal, and covers the entire remaining portion of the tooth.
D2792: Crown - full cast noble metal.
D2794: Crown - titanium.
D2799: Provisional crown– further treatment or completion of diagnosis necessary prior to final impression. These are temporary crowns given before final cementation of permanent crowns.