CURRENT DENTAL TERMINOLOGY (CDT)
QUESTIONS AND CORRECT DETAILED
ANSWERS | ALREADY SCORED A+ | LATEST
UPDATE 2025
What is current dental terminology? - ANSWER -A code set with descriptive
terms developed and updated by the ADA for reporting dental services and
procedures to dental benefits plans
How are the codes organized? - ANSWER -Organized into 12 categories of
service each with its own series of 5-digit alphanumeric codes (ex. D2150)
More info about CDT - ANSWER -Any person, group or organization can
request a change in the dental procedure codes (submit to committee)
-Codes are updated annually
-Changes are classified as new codes, deleted codes or code revisions all of which
are listed in the manual
What are the 12 categories of service? - ANSWER 1. Diagnostic
2. Preventive
3. Restorative 4.Endodontics
5. Periodontics
6. Prosthodontics (removable)
7. Maxillofacial prosthetics
8. Implant services
, 9. Prosthodontics (fixed)
10. Oral and maxillofacial surgery
11. Orthodontics
12. Adjunctive general services
What is the code range for diagnostic procedures? - ANSWER -D0100-D0999
What is the code range for preventive procedures? - ANSWER -D1000-D1999
What is the code range for restorative procedures? - ANSWER -D2000-D2999
What is the code range for endo procedures? - ANSWER -D3000-D3999
What is the code range for perio procedures? - ANSWER -D4000-D4999
What is the code range for prosthodontics (removable) procedures? - ANSWER
-D5000-D5899
What is the code range for maxillofacial prosthetics procedures? - ANSWER -
D5900-D5999
What is the code range for implant services procedures? - ANSWER -D6000-
D6199
QUESTIONS AND CORRECT DETAILED
ANSWERS | ALREADY SCORED A+ | LATEST
UPDATE 2025
What is current dental terminology? - ANSWER -A code set with descriptive
terms developed and updated by the ADA for reporting dental services and
procedures to dental benefits plans
How are the codes organized? - ANSWER -Organized into 12 categories of
service each with its own series of 5-digit alphanumeric codes (ex. D2150)
More info about CDT - ANSWER -Any person, group or organization can
request a change in the dental procedure codes (submit to committee)
-Codes are updated annually
-Changes are classified as new codes, deleted codes or code revisions all of which
are listed in the manual
What are the 12 categories of service? - ANSWER 1. Diagnostic
2. Preventive
3. Restorative 4.Endodontics
5. Periodontics
6. Prosthodontics (removable)
7. Maxillofacial prosthetics
8. Implant services
, 9. Prosthodontics (fixed)
10. Oral and maxillofacial surgery
11. Orthodontics
12. Adjunctive general services
What is the code range for diagnostic procedures? - ANSWER -D0100-D0999
What is the code range for preventive procedures? - ANSWER -D1000-D1999
What is the code range for restorative procedures? - ANSWER -D2000-D2999
What is the code range for endo procedures? - ANSWER -D3000-D3999
What is the code range for perio procedures? - ANSWER -D4000-D4999
What is the code range for prosthodontics (removable) procedures? - ANSWER
-D5000-D5899
What is the code range for maxillofacial prosthetics procedures? - ANSWER -
D5900-D5999
What is the code range for implant services procedures? - ANSWER -D6000-
D6199