Dr. Damian Ransom Pestana, MD

Dr. Damian Pestana is a gastroenterologist and internal medicine physician with 53 years of experience providing comprehensive digestive health care. He earned his medical degree from Stanford University School of Medicine and has dedicated more than five decades to helping patients with complex gastrointestinal conditions. Dr. Pestana speaks both English and Spanish, allowing him to serve diverse patient communities throughout California.

Dr. Pestana practices at Adventist Health Bakersfield and Oroville Hospital, providing care in both Bakersfield and Oroville. He specializes in treating serious digestive conditions including upper gastrointestinal bleeding and cirrhosis, while also addressing common concerns like abdominal pain. His expertise includes performing upper gastrointestinal endoscopy and sedation procedures, along with coordinating pathology testing for accurate diagnoses. Patients have given Dr. Pestana an average rating of 4.6 out of 5 stars, reflecting their …confidence in his experienced care.