Meet Our Providers
Cindy Bean, MD, MS
Kayla Douglas, PharmD
Kayla Douglas is the Director of Pharmacy for MCAM and serves as a clinical pharmacist working directly with Dr. Sullivan, the care team and the patient and family to ensure that the medications prescribed for patients contribute to the best possible health outcomes. Kayla graduated from the University of Mississippi with a Bachelor of Science in Pharmaceutical Sciences and received her Doctor of Pharmacy (PharmD) from the University of Mississippi School of Pharmacy. Ms. Douglas has experience working as a retail pharmacist and has extensive rotational experience that includes inpatient settings, outpatient clinics and retail pharmacies. Kayla’s impressive academic accomplishments include being named Chief Pharmacy Resident and authoring numerous publications, posters and presentations. Kayla enjoys spending time with her husband, Chase, and is an ardent Ole Miss football fan.
Jessica Sparks Lilley, MD
Dr. Jessica Sparks Lilley will serve as Director of Hyperlipidemia and as a pediatric endocrinologist and for North Mississippi and the Delta. Dr. Lilley is a native Mississippian and graduated from Mississippi State University Summa Cum Laude with her Bachelor of Science in Biochemistry and Molecular Biology and from Vanderbilt University School of Medicine with her Medical Degree (M.D.). She completed her pediatric residency from the Children’s Hospital of Philadelphia, where she was also named Humanitarian of the Year, and her fellowship in pediatric endocrinology and lipidology from Vanderbilt Children’s Hospital. Dr. Lilley is board certified in pediatric endocrinology and pediatrics by the American Board of Pediatrics. Dr. Lilley’s professional passions include Type 1 Diabetes and inherited lipid disorders. She became interested in pediatric endocrinology at a young age after seeing her beloved cousins live successfully with their endocrine disorders, including Type 1 diabetes, Addison’s disease, hypothyroidism, and growth hormone deficiency. She serves on the board of directors for the Diabetes Foundation of Mississippi, is a pianist who plays regularly for her church and enjoys hiking, adventures with her family, reading and Mississippi State athletics. Dr. Lilley is married to Smith, a pastor at Tupelo First United Methodist Church, and has two daughters, Emelyn and Abigail.
Mike Mattingly, MD
Dr. Mike Mattingly will serve as a Pediatric and Fetal Cardiologist and as the Medical Director of Pediatric Cardiology at the Mississippi Center for Advanced Medicine. Dr. Mattingly graduated cum laude from the University of Florida with a Bachelor of Science in Psychology and received his Medical Degree (M.D.) from the University of Miami. He completed his Pediatric internship at the Naval Medical Center in San Diego before serving two years with the Marines in Camp Lejeune, North Carolina and deploying in support of Operation Iraqi Freedom. He then completed his Pediatric residency at the Naval Medical Center in Portsmouth, Virginia and his Pediatric Cardiology fellowship at the University of Florida. Since fellowship, Dr. Mattingly has been stationed at the Naval Medical Center in Portsmouth where he has served both pediatric and fetal cardiology patients. He is board certified in Pediatrics and Pediatric Cardiology by the American Board of Pediatrics. He is a two-time recipient of the Uniformed Services University Resident Teacher of the Year in Pediatrics and directed the medical student Pediatric Core Clerkship at the hospital. Dr. Mattingly is excited to serve children in Mississippi and help expand access to underserved areas for pediatric cardiology patients. In his free time, Dr. Mattingly enjoys spending time with his wife, Erin, and eight children. He enjoys reading fiction and watching college football as an avid University of Florida Gators football fan.
Jennifer Ostrenga, PharmD
Jennifer Ostrenga serves as a Clinical Pharmacist for MCAM. She works directly with Dr. Sullivan, Dr. Washington, Dr. Lilley, the care team and the patient and family to ensure that the medications prescribed for patients contribute to the best possible health outcomes. Jennifer graduated Magna Cum Laude from the University of Mississippi with a Bachelor of Science in Pharmaceutical Sciences and Magna Cum Laude with a Doctor of Pharmacy (PharmD) from the University of Mississippi School of Pharmacy. Jennifer possesses considerable work experience in a variety of multidisciplinary settings including maternal fetal medicine, infusion therapy, pediatric inpatient pharmacy, the neonatal intensive care unit, and other critical care and inpatient settings. She currently leads the infusion program at MCAM for pediatric Rheumatology patients. In her spare time, Jennifer enjoys spending time with her husband, Andy, and their two children. She likes trying new restaurants, party planning, traveling, and Ole Miss sports.
Sharon Pennington, MD, MS
Dr. Sharon Pennington will serve as Chief Medical Information Officer and as a Pediatric Hematologist/Oncologist for the Mississippi Center for Advanced Medicine. Clinically, Dr. Pennington will focus on the development of a pediatric sickle cell program, non-malignant hematology and will develop a pediatric oncology program over the coming year. Dr. Pennington graduated Magna Cum Laude with a Bachelor of Science degree in pharmacy from the University of Mississippi and received her Medical Degree (M.D.) from the University of Mississippi Medical School. She completed her pediatric residency from the University of Arkansas for Medical Sciences/Arkansas Children’s Hospital and her pediatric hematology/oncology fellowship from Washington University/St. Louis Children’s Hospital. Dr. Pennington also holds a Master of Health Informatics and Information Management from the University of Mississippi Medical Center. She is board certified in general pediatrics and pediatric hematology/oncology by the American Board of Pediatrics and in clinical informatics by the American Board of Preventive Medicine. Dr. Pennington has extensive expertise in electronic health record (EHR) systems including Epic, which is the system that MCAM is transitioning to in 2018 and also serves as one of the leading EHR systems for children’s hospitals across the country. Her clinical passions in caring for children include improving the quality of life and treatment patients with sickle cell disease, diagnosing and treatment of non-malignant hematological disorders, and helping parents navigate the potentially overwhelming reality of caring for a sick child. Dr. Pennington enjoys spending time with her husband, Ronnie, and their 4 children, as well as traveling to places she’s never been before. She enjoys cooking and is currently learning her way through Gordon Ramsey’s Master Class.
Ray J. Rodriguez, MD, JD, MPH, MBA
Dr. Ray Rodriguez serves as the Director of Pediatric Allergy and Immunology at the Mississippi Center for Advanced Medicine. Dr. Rodriguez is a native of Puerto Rico and is fluent in both English and Spanish. He holds a Medical Degree (M.D.) from Ponce School of Medicine in Puerto Rico, his Juris Doctor (J.D.) from the University of Puerto Rico Law School, his Master in Public Health (MPH) from the University of Puerto Rico and his Master in Business Administration (MBA) from the University of Tennessee. Dr. Rodriguez completed his Pediatric Residency from William Beaumont Army Medical Center in El Paso, Texas, his Allergy Immunology and Clinical Laboratory Immunology Fellowships from Walter Reed Army Medical Center in Washington, DC. He has experience in a variety of settings including solo practice, academic medical center settings and at military hospitals including Dewitt Army Community Hospital in Ft. Belvoir, Virginia, Womack Army Medical Center in Ft. Bragg, North Carolina and as Chief of Allergy Immunology at William Beaumont Medical Center. He is a fellow of the American College of Allergy, Asthma and Immunology and American Academy of Pediatrics and a member of the American Academy of Allergy. In his spare time, Dr. Rodriguez enjoys spending time with his wife Ivonne and two children Roxanne, and Ryan.
Spencer Sullivan, MD
Dr. Spencer Sullivan is the President and CEO of the Mississippi Center for Advanced Medicine and also serves as the Director for the Hemostasis and Thrombosis program. Dr. Sullivan received his Bachelor of Science in Applied Science and his Medical Degree (M.D.) from the University of North Carolina at Chapel Hill. He completed a pediatric residency and a fellowship in Blood Banking and Transfusion medicine at the University of Virginia and a Pediatric Hematology/Oncology fellowship at the Children’s Hospital of Philadelphia (CHOP). He is an active member of the American Society of Hematology and the Hemostasis and Thrombosis Research Society. His clinical interests include pediatric hemostasis and thrombosis and coagulation. Dr. Sullivan is involved in several research projects, including gene therapy for hemophilia. In his spare time, Dr. Sullivan enjoys spending time with his wife Lisa, and four daughters; Scarlett, Ashlyn, Nora and Blaire, and is an avid Philadelphia Eagles fan.
Vettaikorumakankav “Veda” Vedanarayanan, MD, FRCPC
Dr. Veda will serve as the Director of the Neuromuscular Center treating patients with acquired and inherited disease of the brain and spinal cord, peripheral nerves, neuromuscular junction, and muscle. Dr. Veda received his Medical Degree from Jawaharlal Institute of Post Graduate Medical Education and Research in India and completed Pediatric residencies at All India Institute of Medical Sciences in New Delhi India and at New York Medical College in Valhalla, New York. He then completed a Neurology and Child Neurology residency from Duke University Medical Center and a fellowship in Neuromuscular and Electrodiagnostic Medicine from Johns Hopkins Hospital. Dr. Veda is board certified in Neurology with special qualification in Child Neurology, Electrodiagnostic Medicine, Neurology with added qualification in Clinical Neurophysiology, Neuromuscular Medicine, Autonomic Disorders and Clinical Neuromuscular Pathology and is considered a national expert in the field of Neuromuscular Medicine. He is a Fellow of the Royal College of Physicians of Canada, Fellow of the American Academy of Electrodiagnostic and Neuromuscular Medicine and serves on the scientific advisory board of Myasthenia Gravis Foundation. He is also a member of the American Academy of Neurology and Child Neurology Society. Dr. Veda has extensive experience in evaluation and management of Neuromuscular and Autonomic disorders in children and adults including the training of residents and fellows in Neurology, Neuromuscular and Electrodiagnostic Medicine. He has participated in many clinical trials involving patients with neuromuscular disorders, has published in peer reviewed journals and contributed book chapters to a variety of text books. In his spare time, Dr. Veda enjoys spending time with his wife, Vidya, traveling, listening to classical music and reading about 20th century history.
Nina Washington, MD, MPH
Dr. Nina Washington is the Director of Rheumatology at the Mississippi Center for Advanced Medicine where she specializes in treating children with chronic autoimmune and auto-inflammatory conditions. Dr. Washington is a native Mississippian. She received her Bachelor of Science in Biology from Xavier University of Louisiana, a Masters of Public Health (MPH) with a special interest in hospital leadership and management from the Johns Hopkins Bloomberg School of Public Health, and her Medical Degree (M.D.) from the University of Mississippi Medical Center. She then completed her pediatric residency at the University of Chicago Comer Children’s Hospital and a Pediatric Rheumatology fellowship at the Lucile Packard Children’s Hospital at Stanford University. Dr. Washington is a board-certified pediatrician and a board eligible pediatric rheumatologist. She has experience in managing and treating children with rheumatologic illnesses in both the inpatient and outpatient setting. She has a special interest in quality of life issues for children and adolescents living with autoimmune diseases. Dr. Washington is an active member of the American College of Rheumatology and the Childhood Arthritis and Rheumatology Research Alliance (CARRA). She is active in her church community and enjoys exercise, literature, cooking, and traveling. She considers it an honor to provide care to the children of Mississippi.