Surgical Volume

Heart bypass (CABG) · Delaware

Heart bypass (CABG) in Delaware: the highest-volume physicians

7 physicians in Delaware billed Medicare for 176 heart bypass (CABG) procedures in 2024. The top 7, with the year before beside it.

Top 7

RankPhysician20242023Change
1Ahmad A. Khan, MDThoracic Surgery · Newark3732+16%
2Ray A. Blackwell, MDThoracic Surgery · Newark3361−46%
3John D. Robb, MDCardiac Surgery · Newark3140−22%
4Gary W. Szydlowski, MDCardiac Surgery · Dover2127−22%
4Fernando M. Garzia, MDThoracic Surgery · Rehoboth Beach2121+0%
6Daniel Marelli, MDCardiac Surgery · Dover1830−40%
7Li Zhang, MDThoracic Surgery · Newark1512

A rank counts procedures billed under the physician's own NPI (CPT 33533), in 2024, Medicare fee-for-service only. A surgeon who mostly treats younger or Medicare Advantage patients will rank lower than their total volume. Method and limits.