LocationsSt. Luke’s Regional Heart & Vascular CenterMeet Our Team Cardiology Mark Erhard, MD Cardiology View Profile Hayley Gifford, APRN, CNP Cardiology View Profile Lisa Hughes, APRN, CNP Cardiology View Profile Kathryn Johnson, APRN, CNP Cardiology View Profile Kathryn Kensrud, PA-C Cardiology View Profile Lakeisha O’Neil, PA-C Cardiology View Profile Cardiothoracic Surgery Mary J. Boylan, MD Cardiothoracic Surgery View Profile Abby Bushey, PA-C Cardiothoracic Surgery View Profile Brittany Kuehn, PA-C Cardiothoracic Surgery View Profile Hebroon Obaid, MD Cardiothoracic Surgery View Profile Margaret Romano, PA-C Cardiothoracic Surgery View Profile Electrophysiology Brian Butkus, PA-C, AACC Electrophysiology View Profile Sanjay Deshpande, MD, FHRS Electrophysiology View Profile Yan Dong, MD Electrophysiology View Profile Interventional Cardiology Leif Christianson, MD, FACC Interventional Cardiology View Profile Scott Mikesell, DO, FACC, FSCAI, FSVM Interventional Cardiology View Profile James Mohn, MD, FACC, FSCAI Interventional Cardiology View Profile Takeshi Onizuka, MD Interventional Cardiology View Profile Interventional Radiology Morgan Althoen, MD Interventional Radiology View Profile Amber Carrington, PA-C Interventional Radiology View Profile Naveen Gowda, MD Interventional Radiology View Profile Vascular Surgery Maggie Lane, PA-C Vascular Surgery View Profile Mari Olk, PA-C Vascular Surgery View Profile