Nuclear Pharmacy

Swann is a regulatory manager with Cardinal Health Nuclear & Precision Health Solutions Pharmacy Practice Group. Her primary areas of focus are medication safety and clinical nuclear pharmacy support. Prior to joining the Pharmacy Practice Group, Swann was a staff pharmacist and served as a Lean Six Sigma Specialist, Environmental Health & Safety Lead, and Preceptor. In addition, she is a Clinical Assistant Professor for UAMS College of Pharmacy in Little Rock, AR, teaching both pharmacy and nuclear medicine technology students. Swann enjoys sharing her passion for radiopharmacy through both teaching and other educational opportunities. She received a Masters in Physics from the University of Chicago in 2013, a PharmD from the University of Arkansas for Medical Sciences in 2019, and Board Certification in 2021.

Mahipal (Paul) Rathod is the Assistant Director of Nuclear Pharmacy at the Ohio State University | Wexner Medical Center | Arthur G. James Cancer Center | Solove Research Institute. He carries forward two decades of Nuclear Pharmacy Experience. Mahipal obtained his Doctor of Pharmacy at Saint John’s University in New York in 2005 and concurrently attained his Authorized Nuclear Pharmacist certification. He has a broad skillset in Nuclear Pharmacy Practice, spanning from early work in centralized/commercial radiopharmacy, to non-profit, and then institutional/academic practice settings. He obtained his BCNP certification in 2007 from the Board of Pharmacy Specialties and completed his Radiation Safety Officer (RSO) Certification in 2009. In prior roles, he served as a Staff Nuclear Pharmacist and Radiation Safety Officer with Cardinal Health, and then as the Lead Clinical Nuclear Pharmacist in the Molecular Imaging and Therapy Services of Memorial Sloan Kettering Cancer. Mahipal presently serves on the American Pharmacist Association Nuclear Pharmacy SIG’s Educational Committee. Mahipal also actively serves in various capacities with the Society of Nuclear Medicine and Molecular Imaging: Clinical Trials Network Committee, Committee on Radiopharmaceuticals, Committee on Outreach (as Delegate, Ghana Mission 2023, 2024) and also as a delegate to the European Association of Nuclear Medicine.

Brown currently practices as the Quality Assurance Manager for Cardinal Health Nuclear & Precision Health Solutions Quality & Regulatory Pharmacy Practice Group. In this role he focuses on patient safety, clinical nuclear pharmacy, and regulatory compliance. Prior to his current role, he provided direct patient care as a Specialty Practice Pharmacist (Nuclear) at the OSU Wexner Medical Center/James Cancer Hospital. Brown also practiced pharmacy in a variety of fields including as centralized nuclear pharmacy, sterile compounding, and hospital-based clinical pharmacy. Brown graduated from Ohio Northern University’s Raabe College of Pharmacy with a Doctor of Pharmacy degree in 2005. He completed his Authorized Nuclear Pharmacist training in 2009 and achieved Board Certified Nuclear Pharmacist status in 2011.

Jessica Comstock, PharmD, BCNP is the Vice President of Pharmacy Quality Assurance and Regulatory Affairs for PharmaLogic Holdings Corp. She received her BS in Nuclear Engineering/Radiation Health Physics from Oregon State University in 2011, her PharmD in from Purdue University in 2016 and earned her Board Certification in Nuclear Pharmacy (BCNP) in 2018. Jessica is responsible for the creation, implementation, and oversight of the quality assurance program for 40+ SPECT and PET pharmacies in the United States. As an active member in the profession, Jessica currently holds leadership positions in the Society of Nuclear Medicine, American Pharmacist Association, and the National Association of Nuclear Pharmacies.

Crowe is the Senior Managing Director of the Emory University Center for Systems Imaging Radiopharmacy Core in Atlanta, Georgia. He has been practicing Nuclear Pharmacy since graduating from the University of Georgia College of Pharmacy in 1990. Crowe obtained his BCNP designation in 1993. He has been managing the PET Radiopharmacy at Emory since 1997 and works primarily with human research PET radiopharmaceuticals under RDRC oversite but also translates new radiopharmaceuticals from “benchtop to bedside” through the submission of FDA Investigational New Drug applications.

Gebo is the nuclear pharmacy manager for Cardinal Health Nuclear & Precision Health Solutions in Beltsville, MD overseeing operations at the 70+ employee radiopharmacy which services the Washington, DC/Baltimore, MD metro markets and beyond. During her career as a nuclear pharmacist since 2007, Gebo has served as a staff nuclear pharmacist, radiation safety officer, certified Kaizen Leader, and pharmacist in charge. She enjoys overseeing clinical trial programs for both low and high energy products, seeing novel radiopharmaceuticals come to market, and striving to provide excellent service to her customers and patients. Gebo received her PharmD from Nova Southeastern University in Fort Lauderdale, FL.

Akram Hussein is the Director of Nuclear Medicine Radiopharmacy at The University of Texas MD Anderson Cancer Center. Akram brings many years of radiopharmaceutical and operations experience spanning both commercial and hospital nuclear pharmacy settings. Akram’s previous roles included serving as the administrator and manager of the nuclear pharmacy at the Ohio State University Wexner Medical Center and James Cancer Hospital and Solove Research Institute, and as a lead nuclear pharmacist at Cardinal Health. Akram has previously served as APhA-APPM Nuclear Pharmacy Practice SIG Coordinator and Chair of the Nuclear Pharmacy Education Committee for the American Pharmacist Association. He is also a member of the Society of Nuclear Medicine & Molecular Imaging. Akram earned his Doctor of Pharmacy degree from the University of Findlay College of Pharmacy and his Master of Business Administration from Franklin University. Akram received his board certification in nuclear pharmacy from the Board of Pharmacy Specialties in 2016.

Knapp is a graduate of The University of Pittsburgh School of Pharmacy, class of 1995 and has been a nuclear pharmacist his entire career. He has been Board Certified since 1998, and earned an MBA from Franklin University in 2008. After staffing, managing, and serving as RSO at several Cardinal Health radiopharmacies, Knapp joined their Quality & Regulatory Department in 2006 where he filled multiple roles including directing programs dealing with clinical trial services, R&D, new product launches, patient privacy, government and industry relations, and general radiopharmaceutical practice and clinical support.  He was active in several professional and industry organizations, including APhA, CORAR, and BPS prior to retiring in May of 2026.

Scott Knishka is the Manager of Nuclear Pharmacy Services at the University of Wisconsin Hospital and Clinics and the Quality Assurance Manager for PET and therapy production at the University of Wisconsin Radiopharmaceutical Production Facility.   He is a Clinical Assistant Professor at the University of Wisconsin School of Pharmacy, teaching classes focusing on Radiology and Nuclear Pharmacy.   In his clinical role, Knishka focuses his time between a hospital nuclear pharmacy, a theranostics specific nuclear pharmacy and oversees Quality Assurance at the UWSMPH Radiopharmaceutical Production Facility.    Time is focused teaching pharmacy students, med physics students, nuclear medicine technology students, radiology residents. He earned his pharmacy degree with a specialization Pharmacy from Purdue University and has been Board Certified in Nuclear Pharmacy since 1995.  Knishka is active in professional organizations including the APhA and the SNMMI.

Mastascusa is a Clinical Associate Professor in the Radiopharmaceutical Programs at Purdue University College of Pharmacy. He earned his pharmacy degree at the University of Iowa, and became board certified in 2017. He oversees the daily clinical and operational functions of the hospital radiopharmacy and radiopharmaceutical research.  He enjoys teaching pharmacy students, radiology residents and the nuclear medicine technology training program students. Mastascusa is active in multiple organizations including APhA, SNMMI and NMTCB. He has had several roles in his career including pharmacy manager, radiation safety officer and customer services and education coordinator for a commercial radiopharmacy.

Smith is a Senior Expert in the Targeted Alpha Therapy team at Bayer Pharmaceuticals. He also holds an appointment as Professor of Pharmacy at University of North Carolina’s Eshelman School of Pharmacy. He received a bachelor’s degree in chemistry from Cedarville University, and then earned his master’s and Doctor of Pharmacy degrees from Purdue University.

Dr. Toyoda obtained Bachelor’s Degree in Chemistry from Occidental College, and Doctor of Pharmacy from University of California- San Francisco School of Pharmacy. Dr. Toyoda works at Torrance Memorial Medical Center, as a clinical pharmacist. His ensures that sterile compounded products are compounded according to both state and federal laws, as well as USP 797. He also monitors and adjust heparin, warfarin, and antibiotics under protocol. Additionally, he monitors both adult and neonatal TPN. Dr. Toyoda volunteers his time to presentations for Japan and the US on current pharmacy practices.