D3890 dental code explained
D3890 is a CDT dental billing code in the endodontics category. That category generally covers root canals, pulpal therapy, retreatments, and other services involving the inside of the tooth.
What D3890 usually means
Dentists use D3890 when submitting a dental claim for a service that falls within the D3000-D3999 endodontics code family.
Why it may appear on your bill
A dental office uses CDT codes to describe the service performed, submit the claim to insurance, and calculate your patient responsibility. If D3890 appears on your statement, compare the dentist's billed charge against the insurance allowed amount and any deductible, coinsurance, or denial reason on your EOB.
What to check before you pay
- • Confirm the code on the bill matches the code on the EOB.
- • Check whether insurance allowed the charge, denied it, or downcoded it.
- • Compare the provider's billed charge to the negotiated or allowed amount.
- • Ask the office for the clinical reason if the code does not match what you remember receiving.
- • Endodontic codes can be denied when the tooth number, X-rays, or prior treatment history are missing.
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