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

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Louis Ma, MD

Hometown: Oklahoma City, OK

Medical School: University of Mississippi School of Medicine

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Nayer Toma, MD

Hometown: Yorba Linda, CA

Medical School: Michigan State University College of Human Medicine

Obstetric Anesthesiology Fellows

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Thomas Lambert, MD

Hometown: North Haven, CT

Medical School: St. Georges University

Pain Medicine Fellows

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Robert Stocum, MD

Hometown: Dublin, OH

Medical School: Ohio University Heritage College of Osteopathic Medicine

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Daniel Vanzant, DO

Hometown: Avon Lake, OH

Medical School: Ohio University, College Of Osteopathic Medicine

Critical Care Anesthesiology Fellows

Callan_Bialorucki

Callan Bialorucki, MD

  • Fellow, Critical Care Anesthesiology Fellowship
Oren_Costantini

Oren Costantini, DO

  • Fellow, Critical Care Anesthesiology Fellowship

Fellow, Executive Leadership and Business in Anesthesiology Fellowship

Heather_Ozga

Heather Ozga, MD

  • Fellow, Executive Leadership and Business in Anesthesiology Fellowship

Neuroanesthesia Fellow

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Juan Fiorda, MD

  • Fellow, Regional Anesthesiology Fellowship

Regional Anesthesiology Fellows

Justin_Jones

Justin Jones, MD

  • Fellow, Regional Anesthesiology Fellowship
Zach_McHenry

Zach McHenry, MD

  • Fellow, Regional Anesthesiology Fellowship