CDC CDC Dental Radiography & Imaging Coding 2 — Questions and Answers
Question 1: What is the correct CDT code for a panoramic radiographic image used for orthodontic diagnosis?
- D0330 (Correct answer)
- D0340
- D0210
- D0322
Correct answer: D0330
D0330 covers panoramic radiographic images regardless of purpose, including orthodontic assessment.
Question 2: Which CDT code represents four bitewing radiographic images?
- D0274 (Correct answer)
- D0272
- D0277
- D0270
Correct answer: D0274
D0274 is the CDT code for bitewing radiographic images consisting of four images.
Question 3: An extraoral radiographic image — not otherwise specified — is reported using which code?
- D0250 (Correct answer)
- D0210
- D0330
- D0220
Correct answer: D0250
D0250 is the CDT code for an extraoral two-dimensional radiographic image, not otherwise specified.
Question 4: When billing for radiographs taken on the same day as a comprehensive exam, what is the standard billing practice?
- Bill each radiographic code separately from the exam code (Correct answer)
- Bundle all radiographs into the exam code
- Bill only the most expensive radiograph
- Skip billing radiographs taken at the same visit
Correct answer: Bill each radiographic code separately from the exam code
Radiographic codes are billed separately from examination codes because they represent distinct diagnostic procedures.
Question 5: Which CDT code is used for a cephalometric radiographic image?
- D0340 (Correct answer)
- D0330
- D0320
- D0322
Correct answer: D0340
D0340 is the CDT code for a 2D cephalometric radiographic image commonly used in orthodontic diagnosis.
Question 6: What does CDT code D0460 represent?
- Pulp vitality tests (Correct answer)
- Panoramic image
- Cone beam CT
- Bitewing series
Correct answer: Pulp vitality tests
D0460 is the CDT code for pulp vitality tests used to assess the health of the dental pulp.
CDC CDC Dental Radiography & Imaging Coding 2
What is the correct CDT code for a panoramic radiographic image used for orthodontic diagnosis?