Overview of CPT Code 21015: Removal of impacted tooth
CPT Code 21015 refers to the surgical removal of an impacted tooth, typically a wisdom tooth, that has not fully erupted into the mouth. This procedure is performed when the tooth is causing pain, infection, or other dental issues.
When CPT Code 21015 is Used?
This code is applicable in various clinical scenarios.
- Presence of an impacted wisdom tooth causing pain or discomfort.
- Infection or abscess associated with the impacted tooth.
- Cyst formation around the impacted tooth.
- Preparation for orthodontic treatment requiring tooth removal.
- Persistent dental issues related to the impacted tooth.
Symptoms Indicating This Procedure
Patients may report several symptoms that necessitate this procedure.
- Severe pain in the back of the mouth.
- Swelling and tenderness in the gums.
- Difficulty opening the mouth.
- Bad breath or an unpleasant taste in the mouth.
- Infection signs such as fever or swollen lymph nodes.
Causes and Risk Factors
Understanding the causes and risk factors can help in prevention.
- Genetic predisposition to impacted teeth.
- Jaw size and shape that does not accommodate all teeth.
- Early loss of primary teeth leading to misalignment.
- Poor oral hygiene leading to infections.
- Age factors, as wisdom teeth typically emerge in late teens to early twenties.
Diagnostic Tests Before Procedure
Several diagnostic tests may be performed to assess the need for surgery.
- Panoramic X-rays to visualize the position of the impacted tooth.
- Cone beam computed tomography (CBCT) for detailed imaging.
- Clinical examination to assess symptoms and oral health.
- Blood tests if infection is suspected.
Procedure Description
The procedure involves several key steps.
- Patient is given local anesthesia or sedation.
- An incision is made in the gum tissue to expose the tooth.
- Bone covering the tooth may be removed if necessary.
- The tooth is carefully extracted, sometimes in pieces.
- The site is cleaned, and stitches may be placed if needed.
Preparation for the Procedure
Proper preparation is essential for a smooth procedure.
- Consult with the dentist about medical history and medications.
- Avoid eating or drinking for several hours before the procedure.
- Arrange for transportation home post-surgery if sedation is used.
- Follow any specific instructions provided by the dental office.
Recovery and Aftercare
Post-operative care is crucial for recovery.
- Rest for the first 24 hours after the procedure.
- Apply ice packs to reduce swelling.
- Follow a soft food diet for several days.
- Take prescribed pain medications as directed.
- Maintain oral hygiene but avoid the surgical site for a few days.
Possible Complications
While complications are rare, they can occur.
- Infection at the extraction site.
- Dry socket, a painful condition where the blood clot dislodges.
- Nerve damage leading to numbness or tingling.
- Excessive bleeding.
- Sinus issues if upper teeth are involved.


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Learn morePost-Procedure Follow-Up
Follow-up appointments are important for monitoring recovery.
- Schedule a follow-up visit within a week after the procedure.
- Monitor for signs of infection or complications.
- Discuss any ongoing pain or concerns with the dentist.
- Ensure proper healing and removal of stitches if necessary.
Alternative Treatments
In some cases, non-surgical options may be considered.
- Monitoring the impacted tooth if asymptomatic.
- Antibiotics for infections without immediate extraction.
- Pain management with over-the-counter medications.
- Orthodontic treatment to manage tooth alignment.
Home Care Tips
Simple home care can aid in recovery.
- Stay hydrated and eat soft foods.
- Avoid using straws to prevent dislodging blood clots.
- Gently rinse with warm salt water after 24 hours.
- Keep the head elevated to reduce swelling.
Patient Education & Prevention
Education can help prevent future issues.
- Maintain regular dental check-ups to monitor tooth development.
- Practice good oral hygiene to prevent infections.
- Discuss any concerns about tooth alignment with a dentist.
- Be aware of symptoms that may indicate impaction.
Billing and Coding Information
CPT Code: 21015
Category: Surgical Procedures
Common Modifiers:
- 50 - Bilateral procedure
- RT - Right side
- LT - Left side
Average Cost and Insurance Coverage
Costs can vary based on several factors.
- Average cost ranges from $300 to $800.
- Insurance may cover a portion of the procedure.
- Out-of-pocket costs depend on the insurance plan.
- Additional costs may arise from anesthesia or follow-up care.
Related CPT Codes
References and Sources