Overview of CPT Code 20955: Injection of anesthetic agent into a major joint or bursa
CPT Code 20955 refers to the injection of an anesthetic agent into a major joint or bursa, typically used to relieve pain and improve function in patients with joint disorders.
When CPT Code 20955 is Used?
This procedure is indicated in various clinical scenarios.
- Chronic joint pain due to osteoarthritis
- Inflammatory conditions such as rheumatoid arthritis
- Post-traumatic pain in major joints
- Bursitis affecting mobility and quality of life
- Pain management in patients with joint injuries
Symptoms Indicating This Procedure
Patients may report several symptoms that warrant this procedure.
- Persistent joint pain
- Swelling and inflammation around the joint
- Limited range of motion
- Joint stiffness, especially in the morning
- Pain during movement or weight-bearing activities
Causes and Risk Factors
Understanding the underlying causes can help in managing joint pain effectively.
- Age-related degeneration of joint tissues
- Previous joint injuries or surgeries
- Obesity, which increases stress on joints
- Genetic predisposition to joint diseases
- Autoimmune disorders affecting joint health
Diagnostic Tests Before Procedure
Certain tests may be conducted to confirm the need for the injection.
- X-rays to assess joint structure and damage
- MRI to evaluate soft tissue and cartilage
- Ultrasound to visualize joint effusion
- Blood tests to rule out inflammatory conditions
- Joint aspiration to analyze synovial fluid
Procedure Description
The injection procedure is straightforward and typically performed in an outpatient setting.
- Patient is positioned comfortably, and the joint area is cleaned with antiseptic.
- Local anesthetic may be applied to minimize discomfort.
- A syringe containing the anesthetic agent is prepared.
- The physician inserts a needle into the joint or bursa under sterile conditions.
- The anesthetic agent is injected slowly into the targeted area.
- The needle is withdrawn, and a bandage is applied to the injection site.
Preparation for the Procedure
Proper preparation can enhance the effectiveness of the procedure.
- Discuss any allergies with your healthcare provider.
- Inform the doctor about current medications, especially blood thinners.
- Avoid eating or drinking for a few hours before the procedure if sedation is planned.
- Wear loose-fitting clothing to allow easy access to the injection site.
- Arrange for transportation if sedation is used.
Recovery and Aftercare
Post-procedure care is essential for optimal recovery.
- Rest the joint for 24-48 hours after the injection.
- Apply ice to the injection site to reduce swelling.
- Avoid strenuous activities for a few days.
- Follow up with your doctor if pain persists or worsens.
- Take over-the-counter pain relievers as directed.
Possible Complications
While generally safe, there are potential risks associated with the procedure.
- Infection at the injection site
- Bleeding or bruising
- Allergic reaction to the anesthetic agent
- Temporary increase in pain after the injection
- Nerve damage or injury to surrounding tissues


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Learn morePost-Procedure Follow-Up
Monitoring after the procedure is crucial for assessing effectiveness.
- Schedule a follow-up appointment within 1-2 weeks.
- Report any unusual symptoms or complications immediately.
- Discuss pain relief effectiveness and any need for further treatment.
- Evaluate the need for physical therapy or rehabilitation.
- Regularly assess joint function and mobility.
Alternative Treatments
There are several non-invasive options available for managing joint pain.
- Physical therapy to strengthen muscles around the joint
- Oral anti-inflammatory medications
- Corticosteroid injections for inflammation
- Topical analgesics for localized pain relief
- Acupuncture or chiropractic care
Home Care Tips
Simple home care can aid in recovery and pain management.
- Keep the injection site clean and dry.
- Use ice packs to manage swelling.
- Engage in gentle range-of-motion exercises as tolerated.
- Maintain a healthy weight to reduce joint stress.
- Stay hydrated and eat a balanced diet.
Patient Education & Prevention
Educating patients can help prevent future joint issues.
- Understand the importance of joint health and regular exercise.
- Learn proper techniques for lifting and physical activities.
- Manage underlying conditions like diabetes or obesity.
- Stay informed about joint health and seek early treatment for symptoms.
- Consider supplements like glucosamine for joint support.
Billing and Coding Information
CPT Code: 20955
Category: Surgical Procedures
Common Modifiers:
- 50 - Bilateral procedure
- RT - Right side
- LT - Left side
Average Cost and Insurance Coverage
Costs can vary based on location and insurance plans.
- Average cost ranges from $200 to $600 per injection.
- Most insurance plans cover the procedure if deemed medically necessary.
- Out-of-pocket costs may apply depending on the deductible.
- Check with your insurance provider for specific coverage details.
- Medicare may cover the procedure under certain conditions.
Related CPT Codes
References and Sources