The 20 Best Gastroparesis Doctors Near Me in Ventura, CA
Find the Top Gastroparesis Experts and Specialists
Ventura Advanced Surgical Associates
Dr. Billy is the leading Lap-Band, laparoscopic gastric bypass and laparoscopic gastric sleeve surgeon in Ventura and Santa Barbara County. Dr. Billy relocated his practice to Ventura in July of 2002. Prior to that he had established himself as one of the premier laparoscopic surgeons in the Sacramento and Sierra Nevada region of Northern California. Dr. Billy was instrumental in developing the bariatric surgery centers at Sutter General Hospital and Sutter Roseville Medical Centers. He is currently director of Bariatric Surgery at St. John's Regional Medical Center, a recognized bariatric Center of Excellence by the Surgery Review Committee, Medicare, Blue Cross, Blue Shield and Health Net. St. Johns Regional Medical Center is located in Oxnard California. Dr. Billy also serves as the Medical Director of the Community Memorial Hospital, a Surgical Review Corporation accredited Bariatric Center of Excellence, located in Ventura, California. Dr. Billy obtained his undergraduate degree in Molecular Biology at the University of California, Berkeley. He subsequently received his medical degree at the University of California, Davis School of Medicine. Dr. Billy received additional training in the techniques of the Lap-Band system prior to its release by the FDA in 2001. He is actively involved as a teaching faculty member for placement of the Lap-Band® system and has educated and proctored dozens of surgeons throughout the west as part of their educational training. Dr. Billy has been a faculty member at numerous national educational events and surgeon training workshops. He has been a featured speaker at the annual meeting of the American Society of Metabolic and Bariatric Surgery and was a contributing author on the recently released SAGES Bariatric Surgery Manual published by the Society of American Gastrointestinal and Endoscopic Surgeons. Dr. Billy has an international reputation and has lectured and taught principles of bariatric surgery in Mexico, Taiwan and India.Offers high-quality, individualized care with compassion. Believes communication and collaboration with patients is the foundation for effective relationships. Through effective education, patients are empowered to partner in their care and achieve their health goals.In May 2022 Dr. Billy was elected to the American Society for Metabolic and Bariatric Surgery Council, the largest and most prestigious National Society for metabolic and bariatric surgery.The executive council consists of 8 ASMBS members who represent the leadership of the National Society.The vision of the society is to improve public health and well being by lessening the burden of the disease of obesity and related diseases throughout the world. Dr. Billy is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Obesity, Malabsorption, Hiatal Hernia, Gastrectomy, and Sleeve Gastrectomy. Dr. Billy is board certified in Surgery General Surgery. Dr. Billy is currently accepting new patients.
Island View Gastroenterology Associates
Kip Lyche is a Gastroenterologist practicing medicine in Ventura, California. Dr. Lyche is rated as an Advanced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Esophageal Varices, Enlarged Liver, Visceromegaly, Endoscopy, and Colonoscopy. Dr. Lyche is board certified in Gastroenterology. Dr. Lyche is currently accepting new patients.
Stephen D. Covington, MD Private Practice
Stephen Covington is a Gastroenterologist practicing medicine in Ventura, California. Dr. Covington is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Hepatitis, Hepatitis C, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy. Dr. Covington is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Covington is currently accepting new patients.
Island View Gastroenterology Associates
Joel Alpern is a Gastroenterologist practicing medicine in Ventura, California. Dr. Alpern is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Diarrhea, Endoscopy, and Gastrectomy. Dr. Alpern is board certified in Gastroenterology. Dr. Alpern is currently accepting new patients.
Island View Gastroenterology Associates
Benito Pedraza is a Gastroenterologist practicing medicine in Ventura, California. Dr. Pedraza is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Gastric Dysmotility, Endoscopy, and Gastrectomy. Dr. Pedraza is board certified in Gastroenterology. Dr. Pedraza is currently accepting new patients.
Hillmont Psychiatric Center
Scott Speier is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Speier is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Morning Sickness, Trichohepatoenteric Syndrome, Diarrhea, and Headache.
Office
Arthur Inoshita is a primary care provider, practicing in Geriatrics in Ventura, California. Dr. Inoshita is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Prolidase Deficiency, Abdominal Obesity Metabolic Syndrome, Type B Insulin Resistance Syndrome, Cytochrome C Oxidase Deficiency, and Ureteroscopy.
Academic Family Medicine Center
Carlos (vcmc) is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. (vcmc) is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. His clinical expertise encompasses Rabson-Mendenhall Syndrome, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Congenital Generalized Lipodystrophy. Dr. (vcmc) is board certified in Family Practice-Family Medicine. Dr. (vcmc) is currently accepting new patients.
Island View Gastroenterology Assoc.
Chetan Gondha is a Gastroenterologist practicing medicine in Ventura, California. Dr. Gondha is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Diarrhea, Trichohepatoenteric Syndrome, Endoscopy, and Colonoscopy.
Southern California Permanente Medical Group
Maggie Ham is a Gastroenterologist practicing medicine in Ventura, California. Dr. Ham is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. Her clinical expertise encompasses Ulcerative Colitis, Viral Gastroenteritis, Crohn's Disease, Endoscopy, and Colonoscopy.
Ventura Clinical Trials
Sabine Hazan is a Gastroenterologist practicing medicine in Ventura, California. Dr. Hazan is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. Her clinical expertise encompasses Childhood Pancreatitis, Hereditary Pancreatitis, Gastric Dysmotility, and Gastroparesis.
Ventura County Gastroenterology Group
Justin Marasigan is a Gastroenterologist practicing medicine in Oxnard, California. Dr. Marasigan is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Colonoscopy. Dr. Marasigan is board certified in American Os Bd Internal Medicine and American Os Bd Internal Medicine (Sub: Gastroenterlogy). Dr. Marasigan is currently accepting new patients.
Community Memorial Health System
Victoria Sorlie is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Sorlie is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. She is also highly rated in 25 other conditions, according to our data. Her clinical expertise encompasses Familial Hypertension, Bronchitis, Tracheitis, and Osteoporosis.
Community Memorial Health System
Paul Cisarik is a primary care provider, practicing in Internal Medicine in Oxnard, California. Dr. Cisarik is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Fibromyalgia, Giant Cell Arteritis (GCA), Juvenile Temporal Arteritis, and Temporal Arteritis.
CB Rehab Partners Inc
Gregorio Ruelas is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Ruelas is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, and Hyperaldosteronism.
Clinicas Del Camino Real
Offers high-quality, individualized care with compassion. Believes communication and collaboration with patients is the foundation for effective relationships. Through effective education, patients are empowered to partner in their care and achieve their health goals. Dr. Saito is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Obesity, and Anemia. Dr. Saito is board certified in Family Medicine. Dr. Saito is currently accepting new patients.
Family Medicine & Women's Health - Dignity Health Medical Group - Santa Paula, CA
Become an active member of the community for which you wish to care for. Dr. Tushla is rated as an Experienced provider by MediFind in the treatment of Gastroparesis. His clinical expertise encompasses Chronic Cough, Tracheitis, Costochondritis, and Tietz Syndrome. Dr. Tushla is board certified in Family Medicine. Dr. Tushla is currently accepting new patients.
Last Updated: 04/28/2026


