St. Jude Research
Radiation Oncology

Meet the staff

Research support

Physics

Vadim Moskvin, PhD
Proton Therapy Research Physicist

Fakhriddin Pirlepesov, PhD
Computation Research Physicist

Jinsoo Uh, PhD
Medical Imaging Scientist

Jirapat Likitlersuang, PhD
Medical Imaging Scientist

Christopher Kutyreff, PhD
Physicist II

Taolin Qin, MS
Physics Assistant

Clinical 

Christopher Rosamond, DHA, MBA, R.T.(T), (CT)
Director, Clinical Operations & Quality

Tina Davis
Sr. Clinical Research Associate

Hannah Worrall
Sr. Clinical Research Associate

Chris Melendez Suchi
Clinical Research Associate I

Angele Pool-Owens
Sr. Clinical Research Associate

Tyler Russell
Clinical Research Associate I

Brandon Bianski, BS
Lead Researcher

Mohammad Zahid Kamran, PhD
Lead Researcher

Clinical Physics 

David Sobczak
Linear Accelerator Service Engineer

Sam Pelletier, BS
Software Developer I

Andrew Boria, PhD
Physicist II 

Dosimetrists

Amber Bryant, R.T.(T), CMD
Dosimetrist 

Felicia Graham, BS R.T.(T), CMD
Dosimetrist

Erika Krzeminski, BS, CMD
Sr. Dosimetrist

Julia LeBaron, MS, CNMT, R.T.(N)(T) 
Dosimetrist

Nurse Practitioners

Haley Ruleman, MSN, CPNP-PC

Elizabeth Burghen, MSN, MBA, PPCNP-BC

Valerie Groben, MSN, PPCNP-BC, NE-BC, APP 
Manager – Center of Advanced Practice

Nursing

Christy Bosley, BSN, RN, NE-BC
Radiation Oncology Clinical Staff Leader

Tina Myers, BSN, RN

Katie Witt, BHS, BNS, RN, CCRP

Jessica Reed, BSN, RN

Staci Caldera, BSN, RN, CCRN

Brittany Bedard, BSN, RN, CPN

Katherine Walker
RO Attendant

Radiation Therapy

Hanna Smith, MHA, R.T.(T)(CT)
Chief Radiation Therapist

Olivia Huling, MBA, R.T.(R)(T)
Simulation Therapist

Bailey Blaker, R.T. (R)(T)
 Radiation Therapist

Jennifer Bronson, R.T. (R)(T)
 Radiation Therapist

Randi Carter, R.T. (R)(T) 
Radiation Therapist

Alex Johnson, R.T. (T)
 Radiation Therapist

Laura Jolovic, R.T. (T)
 Radiation Therapist

Carla LaFosse, R.T. (R)(T)
 Radiation Therapist

Andrew Saunders, R.T. (R)(T)
 Radiation Therapist

Logan Snyder, R.T. (R)(T) 
Radiation Therapist

Heather Stebbeds, R.T. (T)(CT)
 Radiation Therapist

Grant Townsend, R.T. (R)(T) 
Radiation Therapist

Marybeth Wainwright, R.T. (T)
 Radiation Therapist

IT

Jared Becksfort, PhD
Manager, Bioinformatics Software Development & Ops

Fang Xie, MS
Infrastructure Engineer II

Rico Zhang, BS
Database Programmer I

Administration

Mia Carlson, MSN, RN
Administrative Director

Valerie Carr
Administrative Coordinator

Erika Thompson
Sr. Administrative Specialist

Meredith Weaver
Sr. Administrative Specialist

Sharon Carter
Coder Analyst II