IMPERIAL HEALTH - Key Persons


Andres Guillermo

Job Titles:
  • Family Medicine Physician
Andres Guillermo, M.D., is a family medicine physician. Originally from Thibodaux, Louisiana, Dr. Guillermo received his undergraduate degree in pre-med/biology from Louisiana State University in Baton Rouge, and earned his medical degree from the American University of the Caribbean School of Medicine in Saint Maarten. Dr. Guillermo completed his family practice residency program at the LSUHSC School of Medicine Family Medicine Residency Program in Lake Charles. He is certified by the American Board of Family Medicine.

Andrew Bradberry

Job Titles:
  • Family Medicine Physician
Andrew Bradberry, D.O., is a Lake Charles native. Bradberry is a graduate of St. Louis Catholic High School and McNeese State University, where he earned a Bachelor of Science degree in biological science. He received his Doctor of osteopathic medicine degree from William Carey College of Osteopathic Medicine in Hattiesburg, Mississippi, and completed a family medicine residency at Lake Charles Memorial Hospital as a part of the Louisiana State University Health Science Center Family Medicine Residency Program. Dr. Bradberry is a board-certified family medicine physician.

Benjamin Fontenot

Job Titles:
  • Family Medicine Physician
Benjamin Fontenot, MD is board certified in family medicine. Originally from Lake Charles, Dr. Fontenot is a graduate of Sam Houston High School and McNeese State University in Lake Charles. After studying basic sciences in the Caribbean, he went on to earn a Bachelor of Medical Science and a Doctor of Medicine from Sint Eustatius School of Medicine on the Caribbean island of Sint Eustatius. Dr. Fontenot completed the LSU Family Medicine Residency at University Hospital & Clinics in the Lafayette General Health System in Lafayette, Louisiana.

Blake LeBlanc

Dr. LeBlanc, a Lafayette native, specializes in the medical and surgical treatment of a variety of diseases and disorders of the ear, nose and throat (ENT), as well as related structures of the head and neck. This includes, but is not limited to sinus disease, tinnitus, ear infections, tonsilar conditions and facial reconstruction. Dr. LeBlanc graduated summa cum laude from Louisiana State University in Baton Rouge with a degree in biological sciences. Dr. LeBlanc went on to earn a medical degree from LSU Health Sciences Center in Shreveport, where he also completed a residency in Otorhinolaryngology and Head and Neck Surgery.

Brett Goodwin

Job Titles:
  • Member of the American College of Physicians
Brett Goodwin, M.D. is board certified in internal medicine, cardiovascular disease, interventional cardiology and adult echocardiography. He is board eligible in nuclear cardiology. Dr. Goodwin earned a Bachelor of Arts in political science with a certificate in health policy from Duke University in Durham, North Carolina. He returned to Louisiana to attend Tulane University in New Orleans, where he earned a medical degree from Tulane University School of Medicine and a master's degree in business administration from the Tulane Freeman School of Business. Dr. Goodwin completed an internal medicine residency at Duke University and a cardiology fellowship at the Texas Heart Institute at St. Luke's Episcopal Hospital in Houston, Texas. He continued at the Texas Heart Institute to complete a fellowship in interventional cardiology. His areas of interest are in general cardiology, interventional cardiology, and the treatment of peripheral vascular disease. Dr. Goodwin is a member of the American College of Physicians and is a Fellow of the American College of Cardiology.

Brian Wilder

Job Titles:
  • Internal Medicine
Brian Wilder, MD, is a board certified internal medicine specialist. He specializes in the prevention, diagnosis and treatment of diseases that affect adults. Originally from Lake Charles, Dr. Wilder earned his undergraduate degree from McNeese State University and his medical degree from Louisiana State University Medical College in Shreveport. He completed an internal medicine residency at LSUMC - Shreveport, where he also served as chief resident. Dr. Wilder's office is located in Jennings, and he has over 18 years of private practice experience. He has also served as the ICU/ER director at Jennings American Legion Hospital for the past 16 years.

Brydon Jacobson

Job Titles:
  • Human Resources Manager

Christine Palma

Job Titles:
  • P.M
  • Podiatric Surgical Specialist

Dr. Benjamin Williams

Job Titles:
  • Family Medicine Physician
Originally from Lake Charles, Dr. Benjamin Williams earned a Bachelor of Science degree from Spring Hill College in Mobile, Alabama. He received a medical degree from Saba University in the Netherlands-Antilles and completed his residency at the LSU Family Practice Residency Program at Lake Charles Memorial Hospital.

Dr. Brett Cascio

Job Titles:
  • Orthopaedic Surgeon and Sports Medicine Specialist
Originally from New Orleans, Louisiana, Dr. Brett Cascio earned his undergraduate degree from Duke University before earning his Medical Degree from Louisiana State University School of Medicine in New Orleans. He completed his internship and residency at Johns Hopkins University in Baltimore, Maryland, and his fellowship in sports medicine at the Steadman-Hawkins Clinic in Vail, Colorado, where he participated in the care of the U.S. Ski, Colorado Rockies baseball, and Denver Bronco's football teams. Dr. Cascio attained the rank of Lt. Colonel in the Army Reserves and served a tour in Afghanistan from 2007-2008 with a Forward Surgical Team prior to returning to teach residents at the LSU Department of Orthopaedics. Dr. Cascio is board certified in Orthopaedic Surgery by the American Academy of Orthopaedic Surgery with a Sports Medicine Specialty Certification. He is a member of the American Academy of Orthopaedic Surgeons (AAOS), the Arthroscopy Association of North American (AANA), the Society of Military Orthopaedic Surgeons (SOMOS) and the American Orthopaedic Society for Sports Medicine (AOSSM). His practice focuses on knee, shoulder, hip, and cartilage injuries; he is trained in the latest minimally invasive arthroscopy surgery techniques. For more information or to schedule an appointment with Dr. Cascio, call (337) 508-1000. His office is located at 4150 Nelson Rd., Building D, Suite 1, in Lake Charles.

Dr. Steve Springer

Job Titles:
  • Family Medicine Physician
Originally from Mooringsport, Louisiana, Dr. Steve Springer received a Bachelor of Science degree from Centenary College in Shreveport. He earned a medical degree from Louisiana State University School of Medicine in Shreveport and completed his residency at the LSU Medical Center Family Practice Residency Program in Lake Charles. Dr. Springer is board certified by the American Board of Family Medicine and has been in private practice since 2001.

Dr. Timothy Gilbert

Job Titles:
  • Endocrinologist
Dr. Timothy Gilbert is a clinical endocrinologist with over 15 years of experience in the complex management of patients with type 1 and type 2 diabetes, thyroid, pituitary, and adrenal disorders along with other rare endocrine disease states. He is the founder and medical director of the Endocrinology Center of Southwest Louisiana and the associated AADE Certified Diabetes Education program which are divisions of Imperial Health. Dr. Gilbert has also been the director of the diabetes program and clinics for the Coushatta Indian Reservation for the last 15 years. Dr. Gilbert is considered a key opinion leader in the field of diabetes and has served in various clinical, management and consultant roles. The practice places a strong emphasis on early and aggressive intervention in patients with diabetes utilizing the most up to date therapies available. He also provides in-office thyroid ultrasound in addition to ultrasound-guided fine-needle biopsy of thyroid nodules. For more than a decade, Dr. Gilbert has been involved in numerous promotional and CME level programs across the country. He has presented numerous programs at a national level on continuous glucose monitoring and insulin pump therapy along with programs focusing on intensive insulin management. In addition, he has served as an advisor/consultant at the product and device level along with assisting in the development of educational symposiums for clinicians. Through his career, Dr. Gilbert has also served as a primary investigator and sub investigator on many research studies. Dr. Gilbert initially received a Bachelor of Science degree in nursing and practiced in the critical care field for four years before attending medical school. He received his Doctorate of Medicine from Louisiana State University Health Science Center in New Orleans and completed a residency in internal medicine at the LSU Health Science Center in Baton Rouge, Louisiana. He then completed his endocrinology and metabolic disease fellowship at Ochsner Health Systems in New Orleans, Louisiana. He is a member of several local and national organizations to include the Endocrine Society, the American Association of Clinical Endocrinology and the professional section of the American Diabetes Association.

Ear, Nose

Job Titles:
  • Throat and Allergy Specialist

Effat Rasul

Job Titles:
  • Internal Medicine

Errol Wilder

Job Titles:
  • Family Medicine Physician
  • Family Medicine Physician, Is Originally from Lake Charles
Errol Wilder, M.D., Imperial Health Family Medicine Physician, is originally from Lake Charles. Dr. Wilder received an undergraduate degree from McNeese State University. He earned his medical degree from Louisiana State University Health Science Center in Shreveport and completed his family practice residency at the Memorial/LSU Family Medicine Center in Lake Charles.

Jason Burklow

Job Titles:
  • Family Medicine Physician
Jason Burklow, MD, is board certified in family medicine. Originally from Lake Charles, Dr. Burklow earned a Bachelor of Science in biological science from Louisiana State University in Baton Rouge, Louisiana. He received a Doctor of Medicine from American University of the Caribbean School of Medicine on the island of St. Maarten. Dr. Burklow completed a family medicine residency at Lake Charles Memorial Hospital as a part of the Louisiana State University Health Science Center Family Medicine Residency Program.

Jason Morris

Job Titles:
  • Family Medicine Physician
  • Member of the American Academy of Family Physicians
Jason Morris, M.S., M.D., an Imperial Health Family Medicine Physician, serves the residents of Moss Bluff and the surrounding areas. Dr. Morris received a Bachelor of Science degree from McNeese State University in 1995. He earned a Master of Science degree and a medical degree from American University of the Caribbean School of Medicine in Coral Gables, Florida. Dr. Morris completed an internship and family medicine residency at the Louisiana State University Health Sciences Center in Alexandria, Louisiana. Dr. Morris is a member of the American Academy of Family Physicians, the American Medical Association and the Louisiana Academy of Family Physicians. Dr. Morris is a certified provider of EvexiPEL Subcutaneous Bioidentical Hormone Replacement Therapy (BHRT) for men and women. He also offers an effective compounded alternative of Semaglutide and Tirzepatide, the active ingredients in America's most successful weight loss injections.

Jessica Williamson

Job Titles:
  • Quality & Compliance Director

Juan Teran

Juan Teran, M.D. specializes in gastroenterology. Dr. Teran earned his medical degree from the Universidad Anahuac and Universidad Autonoma del Estado de Mexico. Dr. Teran completed an internal medicine residency, a gastroenterology fellowship, and earned a Master of Science in nutrition at MetroHealth Medical Center, which is affiliated with Case Western Reserve University in Cleveland, Ohio. In addition, Dr. Teran completed a fellowship in hepatology at Cleveland Clinic Foundation. Dr. Teran is certified by the American Board of Gastroenterology and the American Board of Nutrition. He is a fellow of both the American College of Physicians and of the American College of Gastroenterology.

Justin Rudd

Job Titles:
  • General Surgeon
Dr. Rudd is originally from Moss Bluff. He earned a Bachelor of Science in physics from McNeese State University and received his medical degree from Louisiana State University Health Sciences Center in Shreveport, Louisiana, where he also completed his internship and surgical residency. He is a member of the American College of Surgeons.

Keane O'Neal

Job Titles:
  • Family Medicine Physician

Luke Williams

Luke Williams, M.D. is a native of Lake Charles, Louisiana. He received a Bachelor of Science degree from McNeese State University. Dr. Williams earned a medical degree from Louisiana State University School of Medicine in New Orleans. He completed a categorical internal medicine residency at The University of Texas Health Sciences Center in San Antonio. Dr. Williams completed a fellowship in pulmonary and critical care medicine at Louisiana State University Medical Center in New Orleans. Dr. Williams is board-certified in internal medicine, pulmonary medicine and critical care medicine. He has been practicing medicine at Imperial Health since 1995.

Marissa De La Paz

Job Titles:
  • Family Medicine Physician
Originally from Cabot, Arkansas, Dr. Marissa De La Paz earned a Bachelor of Science in biology, a Bachelor of Arts in Chemistry, and a graduate certificate in gerontology from the University of Arkansas in Little Rock. She earned a medical degree from the University of Arkansas for Medical Sciences, also in Little Rock, and then completed the LSU Health Science Center Family Medicine Residency Program at Memorial Hospital in Lake Charles, Louisiana. Dr. De La Paz is board-certified by the American Academy of Family Physicians. She is a member of the American Academy of Family Physicians, the American College of Physicians, and the American Medical Association. Dr. De La Paz provides primary care for adults and children over three years of age, as well as certain women's health services. She practices with Dr. Melissa Rasberry and Dr. Keane O'Neal at 2000 Southwood Drive in Lake Charles.

Melissa Rasberry

Job Titles:
  • Family Medicine Physician
  • Member of the American Association of Family Physicians
Melissa Rasberry, M.D., is a family medicine physician specializing in the primary care needs of adults, children and newborns. Dr. Rasberry, a Creole, Louisiana native, graduated from Louisiana State University in 2005 with a Bachelor of Science degree in kinesiology. She earned a medical degree from the Louisiana State University School of Medicine in New Orleans in 2009 and completed the three-year Memorial/LSUHSC Family Medicine Residency Program in Lake Charles; focusing on internal medicine and its subspecialties, pediatrics, surgery, obstetrics and gynecology, emergency medicine, psychiatry and community medicine. Dr. Rasberry is a member of the American Association of Family Physicians, American College of Physicians and American Medical Association. Dr. Rasberry's medical practice is located at 1920 Sale Road, Building F-2, in Lake Charles. For more information, or to schedule an appointment, call (337) 474-2856.

Parker LaVigne

Job Titles:
  • Cardiologist

Prasanna Sugathan

Job Titles:
  • Cardiologist
Cardiologist, Prasanna Sugathan, MD, FACC, completed undergraduate studies at University of Southern Mississippi as well as University of South Alabama before earning her Doctor of Medicine degree at the University of Tennessee. She completed a residency in Internal Medicine as well as fellowship in Cardiovascular Diseases at the University of Tennessee-Memphis, followed by a fellowship in Critical Care Medicine at Rush-Presbyterian-St. Luke's Medical Center in Chicago, Illinois. Dr. Sugathan has been Board Certified in Internal Medicine, Cardiovascular Diseases, Critical Care Medicine, Echocardiography and Nuclear Cardiology, and is currently maintaining Board Certification in Cardiology. She is a member of the American College of Cardiology and the American Society of Nuclear Cardiology. An active researcher, Dr. Sugathan has a special interest in heart disease in women; diabetes and heart disease; primary and secondary prevention of coronary artery disease/cardiomyopathy; acute and chronic heart failure management; and whole food lifestyle in prevention of disease.

Sandra Dempsey

Job Titles:
  • Endocrinologist
Originally from Tupelo, Mississippi, Dr. Dempsey earned her medical degree from the Medical College of Georgia in Athens, Georgia. She completed an internship and residency in internal medicine, as well as a fellowship in endocrinology at the University of Illinois Hospital in Chicago, Illinois. Dr. Dempsey is board certified in both internal medicine and endocrinology. She has over 20 years of clinical practice experience and also served as an assistant professor of medicine for the past 14 years at Rosalind Franklin University of Medicine and Science in Illinois.

Steve Pate - CIO

Job Titles:
  • Information Technology Director

Thomas Mulhearn IV

Job Titles:
  • Cardiologist

Todd Peavy

Job Titles:
  • Family Medicine Physician
  • Member of the American Academy of Family Medicine
Todd Peavy, M.D., is a family medicine physician specializing in the primary care needs of adults and children. Dr. Peavy earned a Bachelor of Science degree from McNeese State University, followed by a medical degree from Louisiana State University Health and Science Center in New Orleans. He completed an internship and residency at the Memorial/LSUHSC Family Medicine Residency Program in Lake Charles; serving as family medicine chief resident during his training there. Dr. Peavy is a member of the American Academy of Family Medicine, the Louisiana State Medical Society and the Calcasieu Medical Society.

Tonya Richard - COO

Job Titles:
  • Chief Operating Officer

Tyler Zachary

Job Titles:
  • Endocrinologist
Originally from Sulphur, Louisiana, Dr. Zachary earned a Bachelor of Science in engineering with a chemical engineering concentration from McNeese State University. He received his medical degree from Louisiana State University Health Sciences Center in Shreveport, Louisiana, and completed a fellowship in endocrinology & metabolism at the University of Mississippi Medical Center in Jackson, Mississippi. Dr. Zachary is board certified by the American Board of Internal Medicine and a member of the American College of Physicians, the American Academy of Clinical Endocrinology and the Endocrine Society. Dr. Zachary practices with Dr. Timothy Gilbert and Dr. Sandra Dempsey at the Endocrinology Center of Southwest Louisiana, an affiliate of Imperial Health. The Center provides specialized treatment of metabolic disorders, including the management of thyroid disease, diabetes, osteoporosis, and pituitary and adrenal disorders.

Yoko Broussard

Job Titles:
  • Internal Medicine & Pediatric Physician
Yoko Broussard, M.D. is a board certified physician specializing in internal medicine and pediatrics. Dr. Broussard has practiced medicine in the Lake Area since 1998. She provides medical care from birth to the elderly. Dr. Broussard received a Bachelor of Science degree in pre-medicine from McNeese State University. She earned a medical degree and completed a combined internship and residency in internal medicine and pediatrics, at Louisiana State University School of Medicine in New Orleans. Dr. Broussard is an active member of several local, state and national organizations including: the Louisiana State Medical Society, Calcasieu Parish Medical Society, Louisiana Health Care Quality Committee, American Academy of Pediatrics and the American College of Physicians. She also serves as a board member of the Children's Museum of Lake Charles and the Calcasieu Parish Medical Society Foundation.