CPT procedure code
CPT 43644: Roux-en-Y gastric bypass
Procedure code with common scenarios, denial patterns, and appeal guidance.
Code
43644
Category
surgery
Common scenarios
- Bariatric surgery
Common denial patterns
- Plan-specific BMI + comorbidity criteria
- Supervised weight loss period requirement
Frequently asked questions
What is CPT 43644?
Roux-en-Y gastric bypass
When is it typically billed?
Bariatric surgery.
What are common denial reasons?
Plan-specific BMI + comorbidity criteria; Supervised weight loss period requirement.
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