Elizabeth B. White, MD

Elizabeth B. White, M.D. specializes in Internal Medicine and Pediatrics in Covington, Louisiana. Over the years, her commitment to understanding the needs of her patients has led her to develop expertise in a broad range of medical treatments. As a primary care provider, treating newborns to geriatrics, wellness, chronic conditions, and acute illnesses, it is our mission to identify each client’s unique medical needs. We provide the most comprehensive diagnoses and treatments available in the ever evolving medical field while delivering the highest level of patient services and satisfaction.

Dr. White graduated from Trinity College in Hartford, CT in 1986 and from LSU Medical School in 1991. She completed her residency in Internal Medicine and Pediatrics in 1995 and started her practice in Mandeville that same year. Dr. White was board certified in Internal Medicine in 1995 and Pediatrics in 1996. Dr. White and her husband, Kirk, are from New Orleans but relocated to the Northshore in 1996 and have 3 children. Dr. White has been on the medical staffs of both St. Tammany Parish Hospital and Lakeview Regional Medical Center since the start of her practice and continues to round at both.

ELIZABETH SIMS, APRN, FNP-C

Elizabeth Sims is a Family Nurse Practitioner nationally certified by the American Academy of Nurse Practitioners. She received a Bachelors in Biology and Chemistry from Mississippi College in 2003, a Bachelors in Nursing from Louisiana State University in 2006, and a Masters in Nursing from the University of South Alabama in 2013. She has over 10 years of nursing experience in emergency medicine. Her first few years were spent in the ER at St. Tammany Parish Hospital. She also spent 5 years at a pediatric and women's health emergency room at Women's and Children's Hospital in Lafayette, LA. Elizabeth is originally from Madison, MS and moved to Covington after college. Elizabeth's husband, Collin Sims, grew up here. They have three children.

Elizabeth was recently certified in aesthics and injectable Botulinum Toxin and Dermal Fillers. She has had extensive training on IPL laser, CO2 fractional laser, heat sculpting laser, and Tripollar RF laser for skin tightening. She believes providing aesthetics and comprehensive medical care in one office is the best way to treat the whole patient.

CASSIE ANDERMANN GUSTE, APRN, FNP-C

Cassie Guste is a Family Nurse Practitioner nationally certified by the American Academy of Nurse Practitioners. She received her nursing degree at Our Lady of the Lake College in Baton Rouge and a Master's in Nursing from Georgetown University in 2014. She has six years of nursing experience in general medicine as well as oncology and hematology. Cassie is a member of the Louisiana Association of Nurse Practitioners and Sigma Theta Tau International Honor Society of Nursing . Cassie and her husband Jules moved to the northshore in 2011 and have two children together. Cassie's interests include traveling, cooking, gardening, spending time with friends and family, and being outdoors on the Tchefuncte River.