Below is a list summarizing the CPT codes for surgical procedures on the omental flap.
CPT Code 49904
CPT 49904 describes using an omental flap for extra-abdominal reconstruction of sternal and chest wall defects.
CPT Code 49906
CPT 49906 describes a free omental flap with microvascular anastomosis.
CPT Code 49999
CPT 49999 describes an unlisted procedure involving the abdomen, peritoneum, and omentum.