Dr. Thomas P. Hsia

My approach to patient care is based on an individualized care plan which provides distinctive advanced medical and procedural therapy yet also meeting the unique emotional needs of each patient. I pride myself on utilizing both the cognitive and procedural aspects of my Advanced Therapeutic and Gastroenterologic training in providing cutting edge and evidence based care to my patients. Dr. Melitas earned his Medical degree from Spartan Health Sciences University and is Board Certified in Gastroenterology and Internal Medicine.He completed an Advanced Therapeutic Endoscopy Fellowship at University of Illinois at Chicago and a Gastroenterology Fellowship at Michigan State University.As an advanced therapeutic endoscopist, Dr. Melitas has been trained to manage many complex gastrointestinal, pancreatic, biliary, and liver diseases endoscopically.Dr. Melitas is active in several Medical Associations including the American Society for Gastrointestinal Endoscopy, the American College of Gastroenterology and the American Gastroenterological Association. Dr. Melitas is rated as an Advanced provider by MediFind in the treatment of Bile Duct Obstruction. His top areas of expertise are Jaundice, Bile Duct Obstruction, Cholangitis, Acute Pancreatitis, and Endoscopy.

Dr. Sukhpreet S. Walia earned his medical degree from Delhi University in India. He completed his internship and residency at Loma Linda University Medical Center in Los Angeles, CA. He was selected as Chief Resident and worked as a Hospitalist prior to completing his Gastroenterology fellowship.Dr. Walia's background in Internal Medicine allows for a comprehensive approach in treating gastrointestinal diseases. He strives to provide the highest quality gastrointestinal care for his patients.Dr. Walia believes that both the patient and physician should work together to create an atmosphere for long-lasting health outcomes. Dr. Walia is rated as a Distinguished provider by MediFind in the treatment of Bile Duct Obstruction. His top areas of expertise are Familial Adenomatous Polyposis, Gastric Dysmotility, Gardner Syndrome, Endoscopy, and Gastrectomy.

We understand that visiting the gastroenterologist may be a new experience for you and that you may be in pain or worried about your health. That?s why all the staff at the Santa Maria Digestive Diagnostic Center and Santa Maria Gastroenterology focus on making you feel comfortable and confident in our care. Our physicians and our medical team take extra care to listen to your concerns, answer all your questions and thoroughly explain your condition and treatment options. Dr. Vachhani is rated as a Distinguished provider by MediFind in the treatment of Bile Duct Obstruction. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Colonoscopy.