Internal Medicine Residency Faculty & Staff
Directors
David Pizzimenti, DO
Program Director
Bradley Boldizar, MD
Associate Program Director
Marissa Cruz, DO, MPH/MBA
Associate Program Director
Inpatient Faculty
Amy Doyle, MD
Samantha Houston, MD
Jennifer Lindsey, MD
Carrie Loftiss, MD
Renata Palasiewicz, DO, MBA
Brady Russell, MD
Ryan Speights, MD
Renee Walters, DO, MS
Outpatient Faculty
Haya Alghazo, MD
Meghan Luter, MD
Vernon Rayford, MD, PharmD
Administrative Staff
Dorie Crouch
Dorie Crouch serves as Residency Coordinator for the NMMC Internal Medicine Residency Program. She earned her bachelor’s degree in accounting from the University of Mississippi in 1994. She has worked with North Mississippi Health Services since 1996 in various roles throughout the organization, and transferred to the Internal Medicine Residency Program in 2019. She enjoys spending her free time with family.
Claudia Holliday
Claudia Holliday serves in a dual role of Residency Coordinator/Office Manager for the NMMC Internal Medicine Residency Program. She graduated from Mississippi State University with a bachelor of professional accountancy in 1996, followed by a master of professional accountancy in 1997. She has been an employee of North Mississippi Health Services since 2007, working in various roles including accountant, financial analyst and business coordinator. She lives in Tupelo with her husband and two children. Her family attends Gloster Street Church of Christ in Tupelo, where she teaches Bible classes. For fun, she enjoys going on trips to the mountains and spending time with her family.
Brittany Noe
Brittany Noe serves as Residency Coordinator for the NMMC Internal Medicine Residency Program. She earned her bachelor’s degree from the University of Mississippi in 2023, minoring in Communication Sciences & Disorders, Business Administration, and Psychology. Brittany has worked with North Mississippi Health Services in various roles, including payroll, education, and administration. She lives in Mooreville with her husband and two children Isaac and Paisley. In her her free time, she enjoys reading books and watching her children at the ball fields and on stages performing.
Pat Cummings, LCSW
Pat Cummings serves as the social worker for Internal Medicine Residency Clinic. She received her master’s degree in social work from Southern Seminary. Prior to joining IMRC, she worked for 28 years in mental health in a community mental health agency and in private social service organizations.
Elizabeth Holley, PharmD
Dr. Holley completed her bachelor’s degree in pharmaceutical sciences in 2019 and doctor of pharmacy degree in 2022 from the University of Mississippi. After graduation, she completed a PGY-1 residency at NMMC (2023). After residency, she joined the NMMC team as a PRN pharmacist and further transitioned to be the clinical pharmacist at the Internal Medicine Residency Clinic. In her free time, she enjoys traveling and spending time with her family and pets.