Cost. The cost of novasure endometrial ablation ranges from $500 to $1200, depending on the kind of surgery and the time taken to recover in the hospital. A major part of the cost goes towards the hospital stay for recuperation.This cost is usually fully covered by insurance companies.he CPT code for novasure endometrial ablation is 58353. You can use this code for insurance purposes or for lab testing or other medical compliance documents. The cost of novasure endometrial ablation ranges from $500 to $1200, depending on the kind of surgery and the time taken to recover in the hospital.