Registered Dieticians
Mary Gray Hixson, M.P.H., R.D., C.S.O.W.M., L.D.N.
Nutrition Services
Mary Gray Hixson, MPH, RD, CSOWM, LDN is a graduate of NC State University where she studied food science and nutrition. She then received her Masters of Public Health from the University of North Carolina at Chapel Hill. She has been providing nutrition therapy and education in the Raleigh area since 2008, in private practice and at UNC Rex. She has been working with weight loss surgery patients for most of her career. She has a passion for facilitating group classes, grocery store tours and cooking demonstrations and loves building relationships with her patients in order to help them achieve their long-term health goals. In her free time, she enjoys spending time with her family by the water.
Margaret Bova, M.S., R.D., C.S.O.W.M., L.D.N.
Nutrition Services
Margaret received her Bachelor and Masters of Nutrition from University of Pittsburgh. She has provided nutrition counseling within a variety of environments, including weight loss surgery, cardiac rehabilitation, and a dialysis clinic. She enjoys seeing the positive ways nutrition can impact a person’s life, and she always enjoys asking about non-scale victories. In her free time, Margaret loves to read and travel. She moved to Raleigh with her husband, cat, and dog to escape the cold Pittsburgh winters.
Liz Langston, M.S., R.D., L.D.N., C.D.C.E.S
Liz graduated with her bachelors and masters of nutrition from East Carolina University. Since 2004, she has been providing medical nutrition therapy, in a variety of settings, across NC, specializing in diabetes care and education. Liz has a passion for helping patients build confidence as they develop healthy habits. In her free time, she enjoys traveling with her husband to see The Avett Brothers, entertaining friends and family, and chasing her daughter and dog.
Andrea J. Allen M.P.H. R.D. L.D.N. C.D.C.E.S.
Andrea J. Allen M.P.H. R.D. L.D.N. C.D.C.E.S. is a graduate of Meredith College in Raleigh, NC where she received a BS degree in Nutrition with a minor in Biology. She completed her graduate studies at the University of NC at Chapel Hill in 1993 with a Masters of Public Health and a Nutrition Concentration. Andrea has been working in the field of Nutrition and Public Health providing medical nutrition therapy across central and eastern NC in a variety of settings including hospitals, health departments, primary care, community health centers, and long term care since 1993. She has been working with patients at UNC Rex Bariatrics since 2021. She has spent the bigger part of her career specializing in diabetes care and education along with the management of other chronic diseases. She has a passion for meeting people “where they are” and developing a long-standing partnership with her patients in order to assist them in reaching their health and nutrition goals. In her free time, she enjoys spending time with her daughter, reading books, gardening, walking her dog Rosie, and doing heated power yoga.
Lauren Hawley, M.R., R.D., L.D.N.
Lauren graduated with her Bachelor’s degree in Nutrition and Food Science from Clemson University, and is currently enrolled at North Carolina State University for her Master’s degree in Nutrition. She has provided nutrition counseling for patients in a variety of settings, including weight surgery, obesity management, and general nutrition education. She has a passion for helping patients become their best selves with realistic and attainable goals to develop lifelong healthy habits. In her free time, she enjoys reading thriller novels, spending time with her boyfriend and dog, and experimenting with new recipes in the kitchen.
Hannah Hicks, M.P.H., R.D., L.D.N.
Hannah graduated with her Bachelor’s in Food Science from North Carolina State University in 2019, where she further fell in love with finding ways to bring nutritious food to life. She went on to receive her Masters in Public Health with a concentration in Nutrition and Dietetics from the University of North Carolina at Chapel Hill in 2022. She has worked as a nutrition counselor and culinary nutritionist, helping those with special dietary needs by preparing weekly meals to accommodate their specific needs. She has a unique perspective in nutrition coming from a public health background and prides herself on working with patients where they are and helping them achieve their unique goals. In her free time, she is an avid reader, loves spending time with her two cats, and, of course, cooking delicious food for her and her boyfriend.
