*From the American Dental Association: The committee added the following procedure codes to CDT 2021: *• D0604 — antigen testing for a public health-related pathogen, including coronavirus. Definition from the Merriam Webster dictionary:  Antigen is any substance (such as an immunogen or a hapten) foreign to the body that...

D4346 Scaling in Presence of Generalized Moderate or Severe Gingival Inflammation--Full Mouth, after Oral Evaluation Never use this code as a “difficult prophy.”  D4346 does not relate to the amount of time or effort to complete the procedure.  D4346 is a therapeutic procedure that can be...

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