Overview of CPT Code 15791: Injection of autologous fat
CPT Code 15791 refers to the injection of autologous fat, a procedure where fat is harvested from one part of the patient's body and injected into another area to restore volume or improve contour.
When CPT Code 15791 is Used?
This procedure is commonly indicated in various clinical scenarios.
- Reconstruction after trauma or surgery
- Correction of facial volume loss due to aging
- Enhancement of breast volume post-mastectomy
- Treatment of contour deformities
Symptoms Indicating This Procedure
Patients may report specific symptoms that lead to the consideration of this procedure.
- Loss of facial volume
- Asymmetry in body contours
- Depressed scars or areas
- Desire for fuller lips or cheeks
Causes and Risk Factors
Several factors can contribute to the need for autologous fat injection.
- Aging leading to loss of subcutaneous fat
- Genetic predisposition to volume loss
- Previous surgical procedures
- Trauma or injury to specific body areas
Diagnostic Tests Before Procedure
Certain tests may be performed to ensure the patient is a suitable candidate for the procedure.
- Physical examination of the areas to be treated
- Blood tests to assess overall health
- Imaging studies if necessary to evaluate underlying structures
Procedure Description
The procedure involves several key steps to ensure safety and effectiveness.
- Consultation to discuss goals and expectations
- Harvesting fat using liposuction techniques
- Processing the harvested fat to prepare for injection
- Injecting the fat into the targeted areas
- Post-procedure care instructions
Preparation for the Procedure
Patients should follow specific guidelines to prepare for the procedure.
- Avoid blood thinners and certain medications as advised
- Stay hydrated and maintain a healthy diet
- Arrange for transportation post-procedure if sedation is used
- Discuss any allergies or medical conditions with the provider
Recovery and Aftercare
Post-procedure recovery is crucial for optimal results.
- Rest for the first 24-48 hours
- Avoid strenuous activities for a week
- Follow wound care instructions to prevent infection
- Use prescribed medications for pain management
Possible Complications
While generally safe, there are potential risks associated with the procedure.
- Infection at the injection site
- Uneven results or asymmetry
- Fat necrosis or lump formation
- Allergic reactions to anesthesia


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Learn morePost-Procedure Follow-Up
Regular follow-up is essential to monitor recovery.
- Initial follow-up within a week to assess healing
- Subsequent visits as needed to evaluate results
- Long-term follow-up to monitor for any late complications
Alternative Treatments
There are non-surgical options available for volume restoration.
- Dermal fillers for facial volume
- Botox for wrinkle reduction
- Surgical implants for breast enhancement
- Skin tightening treatments
Home Care Tips
Patients can take simple steps to aid recovery at home.
- Keep the injection site clean and dry
- Avoid sun exposure on treated areas
- Use cold compresses to reduce swelling
- Stay hydrated and eat a balanced diet
Patient Education & Prevention
Understanding the procedure can help in making informed decisions.
- Discuss all concerns with your healthcare provider
- Understand the risks and benefits of the procedure
- Maintain a healthy lifestyle to support results
- Be aware of signs of complications and when to seek help
Billing and Coding Information
CPT Code: 15791
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 $2,000 to $5,000
- Insurance may cover the procedure if deemed medically necessary
- Check with your insurance provider for specific coverage details
Related CPT Codes
References and Sources