CPT procedure code
CPT 20550: Injection of single tendon sheath or ligament
Procedure code with common scenarios, denial patterns, and appeal guidance.
Code
20550
Category
surgery
Common scenarios
- Tendon sheath injection
- Trigger finger or ligament injection
Common denial patterns
- Missing PA where required
- Wrong POS or modifier
Frequently asked questions
What is CPT 20550?
Injection of single tendon sheath or ligament
When is it typically billed?
Tendon sheath injection; Trigger finger or ligament injection.
What are common denial reasons?
Missing PA where required; Wrong POS or modifier.
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