CPT code 58940 denotes an oophorectomy performed through an abdominal incision to remove part or all of one or both ovaries. This open abdominal oophorectomy is an important gynecologic surgery code used nationally to bill for definitive treatment of ovarian pathology, risk-reduction procedures, and other surgical indications where a non‑minimally invasive approach is selected.

Key payers commonly involved in coverage and reimbursement for this service include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context, typical settings of care (hospital inpatient, hospital outpatient, and ambulatory surgery centers), and how the code fits into surgical gynecology service lines.

The publication provides benchmarks and policy-relevant information such as payer coverage considerations, billing nuances for open versus minimally invasive approaches, and common modifier usage patterns where available. It also outlines clinical context that affects coding choices, including indications for unilateral versus bilateral procedures and factors that influence site of service. Data not available in the input will be noted where applicable.