About our fellows

The Ohio State University’s Department of Anesthesiology offers a dynamic learning environment for our subspecialty fellows. We have fellowships in cardiothoracic anesthesiology, critical care medicine, obstetric anesthesiology, pain medicine, neuroanesthesiology, acute pain and regional anesthesiology, as well as ambulatory anesthesiology/business and leadership. Below, you can learn more about our current fellows.

Cardiothoracic Anesthesiology Fellows

Louis Ma 

Louis Ma, MD

Hometown: Oklahoma City, OK

Medical School: University of Mississippi School of Medicine

Nayer Toma 

Nayer Toma, MD

Hometown: Yorba Linda, CA

Medical School: Michigan State University College of Human Medicine

Obstetric Anesthesiology Fellows

Tom Lambert 

Thomas Lambert, MD

Hometown: North Haven, CT

Medical School: St. Georges University

Pain Medicine Fellows

Robert Stocum 

Robert Stocum, MD

Hometown: Dublin, OH

Medical School: Ohio University Heritage College of Osteopathic Medicine

Dan Vanzant 

Daniel Vanzant, DO

Hometown: Avon Lake, OH

Medical School: Ohio University, College Of Osteopathic Medicine

Critical Care Anesthesiology Fellows

Caroline Bank

Caroline Bank, MD

Fellow, Executive Leadership and Business in Anesthesiology Fellowship


Heather Ozga, MD

  • Fellow, Executive Leadership and Business in Anesthesiology Fellowship

Neuroanesthesia Fellow


Juan Fiorda, MD

  • Fellow, Regional Anesthesiology Fellowship