About our residents and fellows


The Ohio State University’s Department of Radiology offers a dynamic learning environment for its residents and fellows. Each program emphasizes advanced knowledge through research, an integral part of the mission of The Ohio State University College of Medicine. Residents and fellows in the Department of Radiology are provided with the fundamental tools needed to create a well-rounded educational experience in radiology.

Diagnostic Radiology Residents

Resident Year 4

Scott Keller, MD Chief Resident - Interventional Radiology Clinical Pathway

Scott KellerHometown: Humbolt, IL
MD: University of Illinois College of Medicine – Peoria
Scott.Keller@osumc.edu

Anthony Aquino, MD

Aquino AnthonyHometown: Buffalo, NY
MD: University of Buffalo School of Medicine – NY
Hobbies: Watching hockey/football, running
Anthony.Aquino@osumc.edu

Eric Miller, MD

Eric MillerHometown: Luling, LA
MD: Louisiana State University College of Medicine - New Orleans
Eric.Miller@osumc.edu

Robyn Gebhard, MD

Robyn GebhardHometown: Boonville, IN
MD: University of Cincinnati College of Medicine
Robyn.Gebhard@osumc.edu

Rukya Ali, MD

Ali RukyaHometown: Pittsburgh, PA
MD: University of Pittsburgh School of Medicine
Rukya.Ali@osumc.edu

Resident Year 3

Justine Kang-Chapman, MD Junior Chief Resident

Justine_6910Hometown: Orange, CA
MD: Albany Medical College
Hobbies: Traveling, reading for fun, working out, discovering new music, exploring new food, and now raising a baby
Justine.KangChapman@osumc.edu

John Ryu, MD

John_6912Hometown: Springfield, OH
MD: The Ohio State University College of Medicine
John.Ryu@osumc.edu

Luis Perez-Abreu, MD

Luis_6914Hometown: San Juan, Puerto Rico
MD: Universidad Central del Caribe School of Medicine
Luis.PerezAbreu@osumc.edu

Michael Martin, MD

Michael_6917Hometown: Virginia Beach, VA
MD: West Virginia University School of Medicine
Hobbies: Weight lifting, guitar, piano, cooking
Michael.Martin@osumc.edu

Sarah Bonnet, MD

Sarah_6908Hometown: Pittsburgh, PA
MD: West Virginia University
Hobbies: Running, reading, horseback riding
Sarah.Bonnet@osumc.edu

Resident Year 2

Angel Hatef, MD

Long_Angel_1384Hometown: Princeton, NJ
MD: Duke University
Hobbies: Gardening, jogging, reality tv shows
Angel.Hatef@osumc.edu

Caitlin Hackett, MD

HackettHometown: Columbus, OH
MD: University of Michigan
Hobbies: Reading, TV/movies, trivia, arts and crafts, Notre Dame sports 
Caitlin.Hackett@osumc.edu

Chad Sorenson, MD

Sorenson_Chad_1392Hometown: Newburgh, IN
MD: Indiana University School of Medicine
Hobbies: Running/working out, all sports (but mainly football), following the Indianapolis Colts and Chicago Cubs, eating out and trying new restaurants, spending time with my amazing wife, Molly, and young son, Lucas
Chad.Sorenson@osumc.edu

Ivo Besong Mangeb, MD

Besong MangebHometown: Ashum, Cameroon/Los Angeles, CA
MD: University of Toledo College of Medicine
Ivo.BesongMangeb@osumc.edu

Jack Scherer, MD

SchererJohnHometown: Delavan, WI
MD: University of Wisconsin School of Medicine
Jack.Scherer@osumc.edu

James Flannery, MD

Flannery_JamesHometown: Marietta, OH
MD: Marshall University
Hobbies: Sports, boating, kayaking, stream tv
James.Flannery@osumc.edu

Resident Year 1

Clifford Raymond, MD

RaymondHometown: Jacksonville, FL
MD: Northeast Ohio Medical University
Hobbies: Traveling, golfing, hiking, watching college football, spending time with friends, family, and my awesome beagle!
Clifford.Raymond@osumc.edu

Edward Gayou, MD

GayouHometown: St. Louis, MO
MD: University of Miami School of Medicine
Hobbies: Sports, being with friends
Edward.Gayou@osumc.edu

Jeffrey Marteslo, MD

MartesloHometown: Llewellyn, PA
MD: The Commonwealth Medical College
Hobbies: Spending time outdoors, sports, traveling
Jeffrey.Marteslo@osumc.edu

Kelvin Chan, MD

ChanHometown: Waterbury, CT
MD: Albert Einstein College of Medicine of Yesiva University
Kelvin.Chan@osumc.edu

Priyanka Dubé, DO

DubeHometown: Royal Oak, MI
DO: Kansas City University of Medicine and Biosciences
Hobbies: Crafts/Decor, Cooking (#MealsByPDube), Dogs, and spending time with my family 
Priyanka.Dube@osumc.edu
Interventional/Diagnostic Radiology (IR/DR) Residents

Interventional/Diagnostic Radiology (IR/DR) Residents

Mina Makary, MD Chief Resident

Mina-MakaryHometown: Columbus, OH
MD: The Ohio State University College of Medicine
Hobbies: Drawing, classical music, choir singing, jogging, and racquetball
Mina.Makary@osumc.edu
Radiology Fellows

Radiology Fellows

Steven Doukides, MD Interventional Radiology Fellowship

Residency: The Ohio State University
MD: Northeast Ohio Medical University

Tomas Mujo, DO Interventional Radiology Fellowship

Residency: University of Louisville
DO: New York Institute of Technology College of Osteopathic Medicine

Jason Lather, MD Musculoskeletal Fellowship

Residency: University of Toledo
MD: University of Toledo College of Medicine

Gerald Drocton, MD Oncologic Neuroradiology 

Residency: Wesley Medical Center
MD: Northeast Ohio Medical University

Christopher Davis, MD Thoracic Imaging 

Residency: The Ohio State University
MD: The Ohio State University College of Medicine