About our fellows
The Ohio State Division of Cardiovascular Medicine is committed to training the next generation of professionals in heart and vascular care. We offer several fellowship programs that help students strengthen their knowledge of sub-disciplines such interventional cardiology and congenital heart disease.
Adult Congenital Heart Disease Fellows
Third year fellow

Subeer Wadia, MD
Hometown: Greensburg, PA
Undergraduate Institution: St. Lous University
Medical School: St. Louis University School of Medicine
Residency: Rush University Medical Center
Fellowship: UCLA Medical Center, Cardiovascular Medicine and Scripps Clinic, Interventional Cardiology
Clinical and Research Interests: My clinical interests are interventional cardiology and adult congenital heart disease. I enjoy taking care of complex patients and learning every day. I hope to develop a career allowing me to treat patients through catheter-based approaches.
Hobbies: I enjoy traveling, trying new foods, and exploring new restaurants. I enjoy sports, both watching and playing. I am learning how to play pickleball.
Second year fellow

Matthew Laubham, DO
Hometown: Greensburg, PA
Undergraduate Institution: Slippery Rock University
Medical School: Lake Erie College of Osteopathic Medicine
Residency: Loyola University Medical Center
Fellowship: Loyola University Medical Center, Cardiovascular Medicine and Nationwide Children’s Hospital / Ohio State University Wexner Medical Center, Pediatric Cardiovascular Medicine
Clinical and Research Interests: Adult Congenital Heart Disease arrhythmias, sudden cardiac death, sports cardiology and exercise physiology especially in congenital heart disease
Hobbies: Spending time with my wife and children; movie aficionado; Sports (especially Pittsburgh sports, Columbus Crew, and Blue Jackets)
First year fellow

Andrew Freddo, MD
Hometown: Philadelphia, PA
Medical School: University of Michigan Medical School
Cardiovascular Diagnostic Imaging Fellows

Yu Kang, MD
Hometown: Shanghai, China
Undergraduate Institution: Jiatong University
Medical School: School of Medicine, Jiatong University
Residency: Renji Hospital
Fellowship: Renji Hospital, Cardiovascular Medicine
Clinical and Research Interests: Cardiovascular Imaging and Cardio-Oncology
Hobbies: Cooking
Cardiovascular Medicine Fellows
Third year fellows

Alisha Alabre-Bonsu, MD
Hometown: Dix Hills, NY
Undergraduate: Sophie Davis School of Biomedical Education at CCNY BS/MD program
Medical school: The Sophie Davis School of Biomedical Education/Northeast Ohio Medical School
Residency: Ohio State Wexner Medical University
Clinical and research interests: Medical education, preventive cardiology, cardiac imaging, electrophysiology
Hobbies: Hiking, hanging out with my husband and son.

Steven Brady, DO
Chief fellow
Hometown: Dallas, TX
Medical school: Lake Erie College of Osteopathic Medicine
Residency: University of Florida, Chief Resident
Clinical and research interests: General and interventional cardiology
Hobbies: DIY-ing with my wife Michelle, skiing, golf, jogging on the various outdoor trails in Columbus, watching college football, hockey.

Omar Latif, MD
Hometown: Columbus, OH
Undergraduate: Ohio State University
Medical school: Ohio State University
Residency: Mayo Clinic, Rochester
Clinical and research interests: Clinical electrophysiology, prolonged ambulatory monitoring, physiologic pacing
Hobbies: Gravel biking, backyard chickens, learning to sail.

Kyu Lee, MD
Hometown: Colmar, PA
Medical school: Sidney Kimmel Medical College at Thomas Jefferson University
Residency: University of Wisconsin - Madison
Clinical and research interests: Quality improvement and patient safety, hemodynamics, heart failure, ischemic heart disease
Hobbies: Formula 1 racing, running, hiking, supporting my Philly sports team, go Eagles!

Edwin Lu, MD
Hometown: Blacksburg, VA
Medical school: University of Virginia
Residency: University of North Carolina
Clinical and research interests: General noninvasive cardiology
Hobbies: Rock climbing, video games, cooking, NBA basketball, exploring Columbus, Columbus Crew and MLS soccer.

Sankalp Malhotra, MD, PhD
Chief fellow
Hometown: Downers Grove, IL
Undergraduate: Miami University, Oxford, Ohio
Medical school: Ohio State University College of Medicine
Residency: Ohio State University Wexner Medical Center
Hobbies: Playing tennis, exploring new restaurants, spending time with my wife.

Karl Shaver, MD
Hometown: Huntington, WV
Medical school: Marshall University
Residency: Ohio State University
Hobbies: Spending time with friends and co-fellows, trail running, visiting Columbus’ many metro parks, exploring the brewery scene, cooking plant-based meals.

Frank Weigel, DO
Hometown: Pennsville, NJ
Medical school: Edward Via College of Osteopathic Medicine – Carolinas
Residency: Penn State Milton S. Hershey Medical Center (Chief Resident)
Clinical and research interests: Noninvasive cardiology
Hobbies: Golf, Philadelphia sports, trying new restaurants, exploring all of the attractions Columbus has to offer.
Second year fellows

Esiemoghie “Jatto” Akhigbe, MD
Hometown: Edo state, Nigeria
Undergraduate: Lagos State University, Nigeria
Medical school: Lagos State University College of Medicine (LASUCOM), Lagos State, Nigeria
Residency: Marshall University, Joan C. Edwards School of Medicine (MU-JCESOM), Huntington, WV
Clinical and research interests: Structural and Congenital Heart disease, Quality improvement, Outcomes and healthcare disparity research.
Hobbies: Spending time with friends and family, weightlifting and standup comedy.

Stephanie Bogin, DO
Hometown: Westfield, NJ
Undergraduate: Ohio State University
Medical school: Touro College of Osteopathic Medicine - NY
Residency: Brown University
Clinical and research interests: Cardio-obstetrics, women's cardiovascular health, cardiomyopathies, general cardiology
Hobbies: Spending time with my husband Eric, 5 month old son Liam and dog Wally; fitness classes (especially barre and pilates), trying out new coffee shops and restaurants, watching Buckeye football games.

Jennifer DeSalvo, MD
Hometown: Cleveland, Ohio
Undergraduate: Ohio State University
Medical school: Ohio State University College of Medicine
Residency: Ohio State University Medical Center/Nationwide Children's Hospital (Internal Medicine-Pediatrics residency)
Clinical and research interests: Adult Congenital Heart Disease, Heart Failure, Pulmonary Hypertension, Cardio-Obstetrics, Women's Cardiovascular Disease, health disparities and social determinants of health in cardiovascular disease, global health, medical education
Hobbies: Hiking in national parks, playing soccer, gardening, listening to podcasts, exploring new restaurants.

Joel Guess, MD
Hometown: Auburn, CA
Undergradaute: University of California, Davis
Medical school: Ohio State University College of Medicine
Residency: Tripler Army Medical Center
Clinical and research interests: Advanced heart failure, cardiac critical care, cardiomyopathies, cardiac imaging, medical education
Hobbies: Exploring the great outdoors with my wife and two boys, hiking, biking, running, cheering on Ohio State Buckeyes, and reading books about science, philosophy, and religion.

Kyle O’Malley, MD
Hometown: Fort Wayne, IN
Undergraduate: Indiana University - Bloomington
Medical school: Indiana University School of Medicine
Residency: UT Southwestern, Chief Resident 2023-2024
Clinical and research interests: Multimodal imaging, preventive cardiology
Hobbies: Running and fitness, listening to podcasts and audiobooks, spending time with my wife, son and dogs.

Kunal Patel, MD
Hometown: Conyers, GA
Undergraduate: University of Georgia
Medical school: Mercer University School of Medicine
Residency: Vanderbilt University Medical Center
Clinical and research interests: Machine learning, preventive cardiology
Hobbies: Cooking, rock climbing, movies.

Cooper Quartermaine, MD
Hometown: Kalamazoo, MI
Undergraduate: Xavier University
Medical school: University of Cincinnati College of Medicine
Residency: Internal Medicine Residency at Ohio State University
Clinical and research interests: My clinical interests include cardiogenic shock and critical care, sports cardiology, pulmonary hypertension; my research has primarily been in cardio-oncology and focusing on predicting the incidence of cardiotoxicity for a variety of cancer therapeutics
Hobbies: I enjoy traveling with my soon-to-be wife, golfing, going to OSU football games in the fall, and trying new restaurants.

Navya Vadlamudi, DO
Hometown: Queens, NY
Undergraduate: New York Institute of Technology
Medical school: New York Institute of Technology College of Osteopathic Medicine
Residency: Penn State Health Milton S Hershey Medical Center
Clinical and research interests: Preventative Cardiology, Cardiac Imaging
Hobbies: Dancing, Working out (weight lifting), Nail art, Traveling.
First year fellows

Christine Cassidy, MD
Hometown: Cincinnati, OH
Undergraduate: DePauw University
Medical school: University of Toledo College of Medicine and Life Sciences
Residency: Ohio State University Wexner Medical Center, Chief Resident
Clinical and research interests: Cardio-obstetrics, heart failure and transplant, women’s health, and medical education
Hobbies: Gardening, running, exploring the Columbus food scene, and spending time with my husband.

M Marwan Dabbagh, MD
Hometown: Aleppo, Syria
Undergraduate: Alfaisal University
Medical school: Alfaisal College of Medicine
Residency: Cleveland Clinic Foundationt
Clinical and research interests: Valvular and Electrical disease; policy and patient advocacy
Hobbies: Horseback riding, exploring countries and languages, road trips, cars.

Alex Danielson, MD
Hometown: Oxford, OH
Undergraduate: Miami University
Medical school: Ohio State University College of Medicine
Residency: Mayo Clinic, Rochester
Clinical and research interests: Multimodality imaging, echocardiography
Hobbies: Soccer, tennis, rock climbing, piano, watching NFL and NBA.

Brian Fowler, MD
Hometown: Geneva, NY
Undergraduate: Central Connecticut State University
Medical school: Ohio State University College of Medicine
Residency: University of Pittsburgh Medical Center
Clinical and research interests: CNon-invasive Cardiology, healthcare disparities, preventive cardiology, ischemic heart disease, cardiac imaging
Hobbies: Golf, working out, Buckeye football, hanging out with family and friends.

Rebecca Garber, MD
Hometown: Atlanta, Georgia
Undergraduate: Yeshiva University
Medical school: Lewis Katz School of Medicine at Temple University
Residency: University of Illinois Chicago
Clinical and research interests: Medical Education, Critical Care, and Quality Improvement
Hobbies: Creating educational content and drawing pictures for my website, When The Beat Drops, hanging out and getting to try new restaurants with friends, and going to concerts.

Janina Quintero Bisono, MD
Hometown: Ponce, Puerto Rico
Undergraduate: Syracuse University
Medical school: Ponce Health Sciences University
Residency: Indiana University
Clinical and research interests: General Cardiology, Preventive Cardiology
Hobbies: Walks with my dogs (Giu giu and Bori), trying new restaurants, and weightlifting/strength training.

Jack Tiahnybik, DO
Hometown: Delafield, WI
Undergraduate: University of Wisconsin- Madison
Medical school: Des Moines University
Residency: Indiana University
Clinical and research interests: I have strong clinical interests in both electrophysiology and cardiac intensive care. My research focus is on atrial fibrillation, particularly in exploring innovative approaches to management and prevention
Hobbies: I enjoy spending quality time with my friends, family, and dogs. I’m also an avid sports fan and love cheering on my favorite teams — the Chicago Bears, Milwaukee Bucks, Milwaukee Brewers, and Wisconsin Bad.

Ashlee Weinberg, MD
Hometown: Honolulu, Hawaii
Undergraduate: Northeastern University
Medical school: Drexel University
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Medical education, advanced heart failure, general cardiology, cardiac imaging
Hobbies: Crosstraining, indoor and beach volleyball, exploring the Columbus restaurant scene with my husband, surfing and hiking in Hawaii.
Interventional Cardiology Fellows

Juan Carlo “J.C.” Avalon, DO
Hometown: Olmsted Falls, OH
Undergraduate: Ohio State University
Medical school: Ohio University
Residency: West Virginia University
Fellowship: West Virginia University
Clinical and research interests: Coronary artery disease, cardio-oncology, interventional cardiology
Hobbies: Traveling, golf, Cleveland sports, spending time with family and friends.

Matt Brown, MD, MS
Undergraduate: DePauw University
Medical school: Saba University School of Medicineda
Residency: University of Cincinnati
Fellowship: University of Texas Houston
Cardiac Electrophysiology Fellows
Second year fellows

Benjamin Buck, MD
Undergraduate Institution: University of North Carolina at Chapel Hill
Medical School: University of North Carolina at Chapel Hill School of Medicine
Residency: Ohio State University Wexner Medical Center
Fellowship: Ohio State University Wexner Medical Center, Cardiovascular Medicine

Piotr Horbal, DO
Hometown: Chicago, IL
Undergraduate Institution: University of Illinois at Chicago
Medical School: Chicago College of Osteopathic Medicine of Midwestern University
Residency: Saint Louis University
Fellowship: Ohio State University Wexner Medical Center, Cardiovascular Medicine
Clinical and Research Interests: Everything EP! As is today, PFA is very interesting and will be curious to see true data outcomes as it comes to market. I am interested in remote detection of arrhythmias, particularly AF, and how we can use that data for patients in their anti-arrhythmic therapy and systemic anticoagulation. With a large cancer center on campus (The James), interested in radiation and chemotherapy associated arrhythmia prevalence and prevention. Finally, SBRT for the treatment of ventricular arrhythmia.
Hobbies: I enjoy going on trails and parks in the Columbus region with my wife and our dog Beau. Experiencing the various food scenes in town. Watching sports and cheering on MUFC and Da Bears!
First year fellows

Eitan Fleischman, MD
Hometown: Beachwood, OH
Medical School: Foreign Medical School

Omar Latif, MD
Hometown: Columbus, OH
Undergraduate: Ohio State University
Medical school: Ohio State University
Residency: Mayo Clinic
Clinical and research interests: Clinical electrophysiology, prolonged ambulatory monitoring, physiologic pacing
Hobbies: Gravel biking, backyard chickens, learning to sail.

Daniel Ricketti, MD
Hometown: Cherry Hill, NJ
Medical School: Cooper Medical School of Rowan University
Heart Failure and Cardiac Transplant Fellow

Mason Mocarski, MD
Hometown: Green Bay, WI
Undergraduate: University of Notre Dame
Medical school: Medical College of Wisconsin
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Cardio-oncology, advanced heart failure
Hobbies: Basketball, tennis, running, finding new restaurants/breweries.
View our past graduates
2025
Piotr Horbal, DO
Undergraduate: University of Illinois at Chicago
Medical school: Chicago College of Osteopathic Medicine
Residency: Saint Louis University, with additional Chief Year
Clinical and research interests: Everything EP
Mason Mocarski, MD
Undergraduate: University of Notre Dame
Medical school: Medical College of Wisconsin
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Cardio-oncology, advanced heart failure
Steven Mould, MD
Undergraduate: Loyola University of Chicago
Medical school: Northeast Ohio Medical University
Residency: Wake Forest
Clinical and research interests: Multimodal Imaging, preventative cardiology
Anish Nadkarni, MD
Undergraduate: Wake Forest University
Medical school: Wake Forest University
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Electrophysiology, continuous rhythm monitoring, atrial fibrillation
Priya Roy, MD
Former Chief fellow
Undergraduate: University of Pittsburgh
Medical school: University of Pittsburgh School of Medicine
Residency: University of Wisconsin - Madison
Clinical and research interests: Valvular disease, ischemic heart disease, palliative cardiology
Sneha Sharma, DO
Former Chief fellow
Undergraduate: Cornell University
Medical school: University of North Texas Health Science Center
Residency: University of Cincinnati Medical CenterClinical and research interests: Quality improvement and patient safety, medical education, advanced heart failure therapies, diastolic heart failure
Anna Van Hay, MD
Undergraduate: University of North Carolina at Chapel Hill
Medical school: Temple University
Residency: University of Virginia
Clinical and research interests: Prevention, imaging especially cardiac CT, geriatric cardiology and women’s CV health
2024
Benjamin Buck, MD
Research fellow
Azariyas Challa, MD
Research fellow
Medical school: Gondar College of Medicine and Health Sciences
PhD: Florida State University
Gillian Belnavis, MBBS
Undergraduate: Florida Institute of Technology
Medical school: University of the West Indies
Residency: University of Miami, internal medicine - pediatrics Chief resident
Clinical and research interests: Interventional cardiology, prevention
Alli Bigeh, DO
Undergraduate: University of San Diego
Medical school: Kirksville College of Osteopathic Medicine
Residency: University of Arizona College of Medicine- Phoenix (and Chief Resident year)
Clinical and research interests: Preventive cardiology, women’s cardiovascular health
Jordan Gavin, MD
Undergraduate: University of Michigan
Medical school: Wayne State University
Residency: Northwestern University
Clinical and research interests: Advanced heart failure and transplant
Andrew Hornick, MD
Chief fellow
Undergraduate: Centre College
Medical school: University of Iowa
Residency: Case Western Reserve University Hospitals, Chief Resident 2020-2021
Clinical and research interests: Sports and exercise cardiology, critical care, interventional cardiology
Chad Hyer, MD
Chief fellow
Undergraduate: Ohio State University
Medical school: Wright State University Boonshoft School of Medicine
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Critical care cardiology, cardiogenic shock, multidisciplinary patient care teams
Vince Trovato, MD
Undergraduate: Denison University
Medical school: Ohio State College of Medicine
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Multimodal imaging, heart failure, cardiomyopathies, myocarditis
Alex Wallner, MD
Undergraduate: University of Washington
Medical school: Temple University School of Medicine
Residency: Ohio State University Wexner Medical Center
Clinical and research interests: Cardiac electrophysiology, sports cardiology, advanced imaging