D9640
Dental CodeCurrent And Past Dental Terminology For D9640
Most common D9640 code reviews : Implant/abutment supported interim fixed denture for edentulous arch - maxillary - not covered, Non-ionizing diagnostic procedure capable of quantifying, monitoring and recording changes in structure of enamel, dentin and cementum or Intravenous moderate (conscious) sedation analgesia - each additional 15 minutes.
D9640 Procedures:
Non-autogenous connective tissue graft procedure (including recipient surgical site and donor material) - each additional contiguous tooth, implant or edentulous tooth position in same graft site. Local anesthesia is usually considered a component part of periodontal procedures, but dependent upon the plan will allow up to 50% of D9640 - allow up to a maximum of 3 teeth per quadrant
Most often D9640 related to the diagnosis of an infection, which may be covered by a patient`s medical insurance the dental office may want to confirm which plan offers the best benefits to the patient).
2019 D9640 CDT
Dental case management - patient education to improve oral health literacy. (Not covered service as opposed to when performed as follows: Disallowed when performed on same date of service as nutrition, tobacco counseling and/or oral hygiene instructions.)
2020 (Updated) Version D9640
Onlay - resin-based composite - two surfacesIndirectly fabricated post and core in addition to crown is Benefited only on a completed endodontically treated tooth. **An indirectly fabricated post and core for an anterior tooth is Benefited only when there is insufficient tooth structure to support an indirectly fabricated restoration due to loss of actual tooth structure from caries or fracture. If sufficient tooth structure remains, the fee for the post and core is Disallowed.
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