CDC Periodontal Procedures Coding 3

Question 1

Which CDT code added in recent CDT editions describes scaling in the presence of generalized moderate or severe gingival inflammation — full mouth?

Accepted Answer

D4346

Answer

D4341

Answer

D4355

Answer

D1110

Question 2

What documentation is typically required by insurers when submitting a claim for periodontal scaling and root planing (D4341/D4342)?

Accepted Answer

Periodontal probing depths, radiographic evidence of bone loss, and a description of clinical findings

Answer

Full mouth X-rays only

Answer

Patient consent form and fee schedule

Answer

Physician referral and medical history

Question 3

A patient completed full mouth scaling and root planing six months ago and returns for a supportive care visit. Which code should be reported?

Accepted Answer

D4910

Answer

D1110

Answer

D4341

Answer

D0180

Question 4

What is the most common insurance-allowed frequency for periodontal maintenance (D4910) per year?

Accepted Answer

Every 3 to 4 months (three to four times per year)

Answer

Once per year

Answer

Every 6 months (twice per year)

Answer

Monthly

Question 5

What information must typically be included when submitting a claim for osseous surgery (D4260)?

Accepted Answer

Quadrant, tooth numbers, radiographic evidence of bone loss, and periodontal probing documentation

Answer

Tooth numbers treated only

Answer

Date of service and the treating provider's NPI

Answer

Patient's complete medical history and physician clearance

Question 6

Which CDT code is used to report a pedicle soft tissue graft procedure?

Accepted Answer

D4270

Answer

D4271

Answer

D4273

Answer

D4249

Question 7

When a dental coder must report a procedure not adequately described by any existing CDT code for a periodontal service, which code is used?

Accepted Answer

D4999

Answer

D4355

Answer

D4910

Answer

D0999