Overview of CPT Code 21800: Incision and Drainage of Breast Abscess
CPT Code 21800 refers to the surgical procedure for incision and drainage of a breast abscess, which is a localized collection of pus within the breast tissue. This procedure is typically performed when an abscess is present, causing pain, swelling, and potential infection.
When CPT Code 21800 is Used?
This procedure is indicated in several clinical scenarios.
- Presence of a palpable breast abscess.
- Severe pain and swelling in the breast.
- Fever or systemic signs of infection.
- Failure of conservative treatment methods such as antibiotics.
Symptoms Indicating This Procedure
Patients may report various symptoms that suggest the need for this procedure.
- Localized breast pain and tenderness.
- Swelling and redness over the affected area.
- Fever and chills.
- Pus or fluid drainage from the nipple or skin.
Causes and Risk Factors
Understanding the causes and risk factors can help in prevention and early detection.
- Bacterial infections, often due to Staphylococcus aureus.
- Blocked milk ducts in breastfeeding women.
- Trauma or injury to the breast.
- History of breast surgery or previous abscesses.
Diagnostic Tests Before Procedure
Certain tests may be conducted to confirm the diagnosis before proceeding.
- Ultrasound to visualize the abscess.
- Mammography to rule out other breast conditions.
- Culture of any drainage to identify the causative organism.
Procedure Description
The procedure involves several key steps to ensure effective drainage.
- Patient is positioned comfortably and the area is cleaned.
- Local anesthesia is administered to numb the area.
- An incision is made over the abscess to allow drainage.
- Pus is evacuated and the cavity is irrigated.
- A drain may be placed to facilitate ongoing drainage.
- The incision is closed with sutures or left open, depending on the situation.
Preparation for the Procedure
Patients should follow specific guidelines to prepare for the procedure.
- Avoid eating or drinking for several hours before the procedure.
- Inform the doctor about any medications or allergies.
- Arrange for someone to drive home post-procedure.
Recovery and Aftercare
Post-procedure care is crucial for recovery.
- Rest for the first 24 hours after the procedure.
- Keep the incision site clean and dry.
- Follow up with prescribed antibiotics to prevent infection.
- Monitor for signs of infection such as increased redness or discharge.
Possible Complications
While generally safe, there are potential risks associated with the procedure.
- Infection at the incision site.
- Bleeding or hematoma formation.
- Recurrence of the abscess.
- Scarring at the incision site.


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Learn morePost-Procedure Follow-Up
Follow-up care is essential to ensure proper healing.
- Schedule a follow-up appointment within one week.
- Monitor the incision site for any signs of complications.
- Discuss any ongoing symptoms or concerns with the healthcare provider.
Alternative Treatments
In some cases, non-surgical options may be considered.
- Antibiotic therapy for early-stage infections.
- Warm compresses to promote drainage.
- Observation for small, non-painful abscesses.
Home Care Tips
Patients can take steps at home to aid recovery.
- Apply warm compresses to the area to reduce discomfort.
- Take pain relievers as directed by your doctor.
- Avoid strenuous activities until cleared by your healthcare provider.
Patient Education & Prevention
Educating patients can help prevent future occurrences.
- Maintain good breast hygiene, especially during breastfeeding.
- Seek prompt treatment for any breast infections.
- Regularly monitor for any changes in breast tissue.
Billing and Coding Information
CPT Code: 21800
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 $1,500 to $3,000.
- Most insurance plans cover the procedure if deemed medically necessary.
- Out-of-pocket costs may vary based on deductible and copay.
Related CPT Codes
References and Sources