Research Team

Riverside Health System participates in clinical trials and scientific research to advance medical care. The principal investigators are the physicians in charge of the clinical trials or scientific research projects.


Physicians & Nurse Practitioners
Jamshid Alaeddini, M.D., FACC, Principal Investigator & Sub-Investigator
Edward Chu, M.D., FACC, Principal Investigator
Scott Kaufman, D.O., Sub-Investigator
Donna Allen-Peebles, NP-C, Sub-Investigator
Heidi Roschinger, FNP-BC, Sub-Investigator
Tara Worley, AGACNP-BC, Sub-Investigator


Physicians & Nurse Practitioners
Wolfgang Leesch, M.D., Principal Investigator & Sub-Investigator
Kermit Alvin Lloyd, M.D., Principal Investigator
Pankajavalli Ramakrishnan, M.D., Principal Investigator & Sub-Investigator
Jonathan Ty Butler, M.D., Ph.D., Sub-Investigator
John N. Livingstone II, M.D., Sub-Investigator
Kamel Ben-Othmane, M.D., Sub-Investigator
Vickie Armstrong, DNP, GNP-BC, Sub-Investigator


Physicians & Nurse Practitioners
William W. MacLaughlin, M.D., Principal Investigator
Alexander Starodub, M.D., Principal Investigator
Samuel Adediran, M.D., Sub-Investigator
Craig Franzman, M.D., Sub-Investigator
Cengiz Inal, M.D., Sub-Investigator
George J. Kannarkat, M.D., Sub-Investigator
Laura Kerbin, M.D., Sub-Investigator
Magi M. Khalil, M.D., Ph.D., Sub-Investigator
Flavia E. Kostov, M.D., Sub-Investigator
John F. Miller, M.D., Sub-Investigator
Lauren Salmon, D.O., Sub-Investigator
Amy M. Skorupa, M.D., Sub-Investigator
Mashour Yousef, M.D., Sub-Investigator
Aisha S. Zaidi, M.D., Sub-Investigator
Ellyn Reynell Amato, MSN, AG-ACNP-BC, OCN, Sub-Investigator
Kelly Armbruster, MS, FNP, Sub-Investigator
Emily Britt, MSN, NP, Sub-Investigator
Courtney Hastings, FNP-BC, Sub-Investigator
JoAnn B. Mello, MS, FNP-C, Sub-Investigator
Erika Miller, AGNP-C, Sub-Investigator
Zia Murphy, ACNP, Sub-Investigator
Jennifer Ross, FNP-C, Sub-Investigator

Other Investigators

Paragkumar R. Amin, M.D., Principal Investigator
Hospitalist, Riverside Regional Medical Center

Beth A. Klug, M.D., Principal Investigator
Associate Director/Faculty - Riverside/VCU Family Medicine Residency Program
Riverside Brentwood Medical Center

Bhavik B. Patel, M.D., Principal Investigator
Hospitalist, Riverside Regional Medical Center