School of Physics and Radiological Sciences Faculty

David Phebus II, MS, CMD, RT(T)

PROGRAM DIRECTOR: Medical Dosimetry and Radiation Therapy Programs

Education
M.S. Medical Physics – John Patrick University of Health and Applied Sciences

David has extensive clinical experience in Radiation Therapy, Medical Dosimetry, and Medical Physics.  He did his Medical Physics Residency at IU Goshen Health and collaborated as a Medical Dosimetrist with Radiation Oncology Resources (ROR). David is a Board Certified Medical Dosimetrist who has been actively engaged in many specialties to include: SRS, SBRT, VMAT, HDR, and electronic brachytherapy. He has also been a Director of a Radiation Oncology Department where he served as lead Dosimetrist.  David holds a BS Degree from Indiana University in Radiation Therapy and a Master of Science in Medical Physics from John Patrick University of Health and Applied Sciences. He is a member of the AAMD Formal Education Committee and is passionate about teaching and increasing the standards in Medical Dosimetry. 

Nadeem Khan, DHA, MS, DABR, FACRO, FAHM, FHIAS, FACMPE

PROGRAM DIRECTOR: Medical Health Physics and Health Physics

Education
Doctor of Healthcare Administration – Virginia University of Lynchburg
MS Biomedical Sciences (Medical Physics) – University of Toledo
Honors BSc Cell and Molecular Biology – University of Toronto

Dr. Nadeem Khan is a Chief Medical Physicist for a health system based in Cincinnati, OH. In his current position in addition to clinical duties, Dr. Khan sits on his organization’s Executive Management team and leads several organization initiatives including the Lean Six Sigma team and the RO-APM Bundled payment model. Being a surveyor and Fellow of the American College of Radiation Oncology (ACRO), he is very passionate about auditing and believes accreditation is the cornerstone of any radiation oncology center. This aligns well with is work in Radiation Safety.

Dr. Khan holds several business certifications and fellowships. He is a certified Healthcare Financial Professional (CHFP), Specialist Physician Practice Management (CSPPM), and Medical Practice Executive (CMPE), to name a few. His passion lies in global healthcare, health insurance plans, strategic change management, and developing executive leadership. Dr. Khan enjoys engaging in professional development opportunities through giving talks, engaging in presentations, and facilitating workshops in areas including quality assurance implementation, transformative leadership development, and efficient change management.

Dr. James Wheeler, M.D., Ph.D.

MEDICAL DIRECTOR: Medical Dosimetry programs

Education
Ph.D. Physical Chemistry – University of Notre Dame
Internship – University of Kansas School of Medicine
Residency in Radiation Oncology – University of Texas, MD Anderson

Dr. James Wheeler is a board-certified Radiation Oncologist who serves at Goshen Center for Cancer Care. He has experience treating adult patients with various cancer types and uses both state-of-the-art and traditional forms of radiation therapy.  He has also held positions as Radiation Oncologist at Methodist Cancer Center in Omaha NE, and at West Michigan Cancer Center in Kalamazoo MI. He has served as an Assistant Professor, Division of Radiation Oncology, Department of Radiology at the University of Iowa College of Medicine. Dr. Wheeler is very active in the professional community through his committee appointments, cancer research, lectures, abstracts/posters, and publications.

Wale Ade-Oshifogun, Ed.D., MBA

Education
Ed.D. – National Louis University
MBA – Illinois Institute of Technology
B.A. – Andrews University

Dr. Ade currently serves as Adjunct Faculty for Universities across Illinois, Indiana, and Michigan.  He specializes in Biostatistics for Clinical Data Management, Business Statistics, Project Management, Production Management, Information Systems, Strategic Uses of IT, Data Analysis for Managers, Communication Networks, and Developing and Managing Databases.  Prior to joining JPU, Dr. Ade was a Technology Consultant for Calumet School District, Director of Information Systems for Prairie-Hills Elementary School District in Illinois, Chief Financial Officer at T&T Healthcare Services in Matteson, IL, and Co-Founder/Chief Financial & Technology Officer at Regenesis Technology in Matteson, IL.

Manuel Arreola, Ph.D., DABR

Education
Ph.D. Medical Physics – University of Florida
M.S. Physics – State University New York

Dr. Arreola was born in Mexico City. He obtained a Bachelor’s in Physics from the Universidad Autonoma Metropolitana of that city. Dr. Arreola obtained a Master’s in Physics from the State University of New York at Buffalo and is a graduate of the Ph.D. Medical Physics Program at University of Florida (UF).  After 5 years under the mentorship of Dr. Harvey Neiman at the West Penn Hospital in Pittsburgh, he became Chief of Medical Physics at UF in 1998. Dr. Arreola took over as Director of the UF Medical Physics Program in 2016 and successfully moved that program from the College of Engineering to the College of Medicine. He has directed over 15 doctoral dissertations and over 40 Master’s projects. and expanded the outreach of the Physics Division of the UF Radiology Department to provide compliance services to hospitals in both Gainesville and Jacksonville. Dr. Arreola was appointed Vice-chair of Radiology for Medical Physics Affairs in 2017. Since 2010, he has been collaborating with the United Nations’ International Atomic Energy Agency (IAEA) in worldwide training programs for medical physicists and held the Interim position of Head of the Medical Physics Division at the Agency’s headquarters in 2017. He is currently a member of the Board of Directors of the American Association of Physics in Medicine and the Society for Directors of Medical Physics Academic Programs. Dr. Arreola has collaborated actively with JPU since 2012.

Liliana Braescu, Ph.D.

Education
Ph.D. Mathematics – West University Timisoara
M.S. Modeling in Economy & Applied Science – West University Timisoara
B.S. Mathematics – West University Timisoara

Dr. Liliana Braescu has served as an adjunct professor at JPU in addition to the West University of Timisoara in Romania.  She has served as a guest lecturer for the University of Missouri– St. Louis, the Institut National Polytechnique de Grenoble, Science et Ingeniereie des Materiaux et Procededs Laboratory, and L’Universite Paris. Liliana serves as President at Matelligence, Inc. in Montreal, Canada, and is an SPIE Fellow.  Dr. Braescu is a co-author of Microcomputer Modeling of Growth Processes of Single–Crystal Sheets and Fibers and has contributed seven chapters to other books. Her research interests are Continuum Modeling and Atomistic Modeling.

Hugh Gerard, CMD, RT(R)(T)

Education
B.A. – Indiana University
A.S. – Radiation Therapy
A.S. – Radiography

Hugh currently serves as Director and Dosimetrist at Kosciusko Community Cancer Center.  He is also Operations Manager for Infinite Planning Solutions, and teaches new radiation oncology technologies for Advanced Radiotherapy Consulting.  Hugh has experience in external beam planning, remote planning, high dose brachytherapy, IMRT, CT/PET fusion, tomotherapy, and adaptive radiation therapy.

David Good, MS, DABR

Education
M.S. Medical Physics – Duke University

David is a clinical medical physicist with a broad clinical background in medical physics and medical dosimetry.  He has been actively engaged in specialty procedures to include: SBRT, SRS, VMAT, and IMRT.  David has held a variety of teaching responsibilities in undergraduate and graduate forums in disciplines of dosimetry,  computer science, and medical physics.  He received his Masters’s Degree from Duke University in Medical Physics where he focused his research on IMRT optimization software.  David received his BA Degree in Physics from DePauw University.  

Micah Hamanaka, Ph.D.

Education
Ph.D. Biomedical Engineering – Northwestern University
M.S. – University of Notre Dame

Dr. Hamanaka was a Graduate Student in Biomedical Engineering at Northwestern University. She was also a Student Research Technician at the Complex Movements Laboratory, Department of Neurobiology at the Barrow Neurological Institute. Dr. Hamanaka was also a Graduate Student in the Biomaterials in Orthopaedics Lab, Aerospace & Mechanical Engineering at the University of Notre Dame. Micah holds a Graduate Teaching Certificate from Northwestern University; she was a Student Research Mentor at the Illinois Mathematics and Science Academy and at the University of Notre Dame. She was also a Teaching Assistant at Goshen College and the University of Notre Dame. Dr. Hamanaka authored numerous peer-reviewed publications and has received numerous awards and honors from Northwestern University, University of Notre Dame, and Goshen College.

Carl Helrich, Ph.D.

Education
Ph.D. Physics – Northwestern University
B.S. Engineering Science – Case Institute of Technology

Dr. Helrich’s research has spanned the fields of Mechanical and Aerospace Engineering, Plasma and Nuclear Physics, and Biophysics. He has contributed to the academic communities of the University of Tennessee Space Institute, Bethel College, Goshen College, and John Patrick University of Health and Applied Sciences. Dr. Helrich has also served as the Acting Director for the Turner Precision X-Ray Laboratory, a research scientist at Kernforshungsanlage Jülich in Jülich, Germany and as a NASA-ASEE Summer Faculty Fellow in Huntsville, Alabama. He has written/edited several books and over 50 publications. Carl is also an accomplished artist.

Nichole LaMaster, DC

Education
D.C. – Logan College of Chiropractic

Nichole LaMaster received her Doctor of Chiropractic from Logan College of Chiropractic and her B.S. in Human Biology from Indiana University. Dr. LaMaster is a Board Certified Doctor of Chiropractic and a member of several professional organizations. Her practice currently includes chiropractic manipulation, nutritional counseling, and therapeutic exercise and rehabilitation.

John Lowden, MS, DABR, CMD

Education
M.S. Medical Physics – Purdue University

John Lowden received his MS in Medical Physics from Purdue University and his BS in Radiation Therapy from Indiana University.  In addition to being a board certified Medical Physicist, he also holds licenses in Radiation Therapy and Medical Dosimetry.

Brian Monzon, MBA, RT(R)(T)

Education
MBA – Columbia Southern University
B.S. – Virginia Commonwealth University
A.S. – Virginia Commonwealth University

Brian has been a Program Manager for the American College of Radiology since 2011 and has been instrumental in site accreditations, performance quality improvement for radiation oncologists and medical physicists, and professional development. He has co-authored several publications for the JACR, PRO, and ASRT Journals. Brian also has clinical experience as both a radiologic technologist and a radiation therapist.

Brent Murphy, MS, MBA, DABR

Education
M.S. Medical Physics – University of Wisconsin
MBA – Hawaii Pacific University
B.S. Health Physics – Purdue University

Brent Murphy is the founder of John Patrick University of Health and Applied Sciences (JPU) (formerly Radiological Technologies University) and Advanced Radiotherapy Consulting (ARC) (formerly known as Global Physics Solutions (GPS)).

He founded JPU in 2009 and since that time, JPU’s undergraduate and graduate programs have been serving the demand for highly educated, clinically competent experts.  Brent has also served as a Senior Medical Physicist for IU Health Goshen Hospital, a Senior Medical Physicist at St. Joseph Regional Medical Center, and a Clinical Therapy Physicist at Queen’s Medical Center in Honolulu, Hawaii.  He has also contributed to the academic communities of Hampton University, Hawaii Pacific University, Advanced Radiotherapy Consulting, and JPU.

Sanjeel Patel, MS, CMD, RT(T)

Education
MS – John Patrick University of Health and Applied Sciences
B.S. – Gwynedd Mercy University

Sanjeel Patel is a medical dosimetrist for the Arizona Center for Cancer Care in Phoenix, AZ. Sanjeel received his graduate degree in Medical Dosimetry from John Patrick University of Health and Applied Sciences (JPU) in 2017. He received his Bachelor of Science degree in Radiation Therapy from Gwynedd Mercy University in 2014. While pursuing his degree in Medical Dosimetry, he served as a licensed Radiation Therapist at Kosciusko Community Hospital and as a Teaching Assistant for JPU.

Sanjeel’s passion for the field of radiation oncology is seen in his commitment to teaching both didactic and practical medical dosimetry at JPU since 2017. Sanjeel served as a crucial team member for the successful implementation of ProKnow systems in the Medical Dosimetry program at JPU. He also served as an invaluable team member behind the successful release of the 2018 Breast Plan Study on the ProKnow platform. The results from this study were discussed at the AAMD annual meeting later in the year. In 2019, Sanjeel was invited as a guest speaker at the AAMD annual meeting where he spoke on SpaceOAR and SBRT Prostate Treatment using VMAT.

Michael Stabin, Ph.D., CHP

Education
Ph.D. Nuclear Engineering University of Tennessee
M.S. Environmental Engineering – University of Florida
B.S. Environmental Engineering – University of Florida

Michael Stabin received his Ph.D. in Nuclear Engineering with a Health Physics emphasis from the University of Tennessee. Michael served as an Associate Professor at Vanderbilt University and has authored or co-authored over 220 full articles or book chapters and over 60 abstracts. He developed MIRDOSE, and the more recent OLINDA/EXM software packages, which automate the calculation of internal dose estimates, primarily in Nuclear Medicine. Michael is also a member of several Professional Societies and Committees.

David Trump, Ph.D.

Education
Ph.D. Medicinal Chemistry – Purdue University

Dr. David Trump is the Chief Radiochemist for SpectronRx. He focuses on product development, research, and design strategies for radiopharmaceutical development and production. David is very accomplished with working with the FDA and other regulatory agencies. Prior to this position, he served as a Radiochemist for Mayo Clinic where he was actively engaged in the PET program. Dr. Trump has a very impressive academic background having received his Ph.D. in Medicinal Chemistry from Purdue University. While at Purdue, he served as a research assistant working on new radiotracer development. Dr. Trump received his BA degree in Chemistry from DePauw University.