30 gastroenterologists across Ventura County. Browse by city or filter by insurance and telehealth.
30
Gastroenterologists
100%
Accepting patients
77%
Most common: MD
Ranked by Clarity Score, based on profile detail, verification, and patient activity.
Ventura County sits between LA and Santa Barbara, and its healthcare reflects that in-between quality. The county has four hospitals spread across distinct communities, each serving a different population. It's not a healthcare desert, but it's not deep either, and residents with complex needs often end up heading to LA for subspecialty care.
Ventura County has 30 gastroenterologists. The most common credential is MD (77%). 100% are currently accepting new patients.
Ventura County's geography is defined by valleys. The 101 freeway connects Ventura and Oxnard on the coast to Thousand Oaks inland. The 118 runs through Simi Valley. Each city has its own hospital, but specialist access can require driving 20-40 minutes between them. Ojai, Fillmore, and Santa Paula are rural pockets where any hospital visit means a real drive.
Providers practice throughout Ventura County. Ventura (San Buenaventura) is community Memorial Hospital and its physician network are the primary healthcare anchor for this coastal city and county seat. Oxnard is st. John's Regional Medical Center serves Oxnard's large agricultural and Latino community, with strong Spanish-language provider availability. Thousand Oaks is los Robles Regional Medical Center is the primary hospital for this affluent Conejo Valley community, with dense specialist offices along Thousand Oaks Boulevard. Simi Valley is adventist Health Simi Valley is the main hospital, with medical offices concentrated along Cochran Street and Madera Road.
Nearby hospitals include Community Memorial Hospital (Ventura), St. John's Regional Medical Center (Oxnard), and Los Robles Regional Medical Center (Thousand Oaks). Local training programs run through California State University Channel Islands and Ventura College. Ventura County has about 1,800 physicians serving 850,000 residents, a ratio that puts it below the state average.
The first visit includes a thorough review of your symptoms, diet, bowel habits, and medical history. The GI doctor may order blood work, stool tests, or imaging. If a colonoscopy or endoscopy is needed, they will schedule it separately and explain the preparation. Procedures are done under sedation and typically take 20 to 45 minutes. You will need someone to drive you home afterward.
Pick a primary care doctor in your own city if possible. Referrals within the same hospital system (Community Memorial, Dignity/St. John's, or HCA/Los Robles) keep things simpler. If your condition requires academic-center expertise, UCLA and Cedars-Sinai are about 60-90 minutes away.
See a gastroenterologist for persistent heartburn or acid reflux, difficulty swallowing, chronic abdominal pain, unexplained weight loss, blood in your stool, chronic diarrhea or constipation, inflammatory bowel disease (Crohn's, ulcerative colitis), abnormal liver tests, hepatitis, celiac disease, or when it is time for a screening colonoscopy. Your PCP may refer you after initial evaluation.
Office visit copay: $30-75 · Screening colonoscopy: $0 (preventive) · Diagnostic colonoscopy: $1,500-4,000 · Upper endoscopy: $1,000-3,000
Ventura County's agricultural industry means pesticide exposure and heat-related illness are occupational health concerns, especially in the Oxnard Plain. Wildfire smoke affects the entire county during fire season, and the narrow canyon geography of Ojai and upper Ventura River valley can trap smoke.
Frequent heartburn that does not respond to over-the-counter antacids may be gastroesophageal reflux disease. A gastroenterologist evaluates the severity and recommends treatment to prevent long-term esophageal damage.
Crohn disease and ulcerative colitis require ongoing management by a gastroenterologist who monitors disease activity, adjusts medications, and performs colonoscopies to assess the health of your intestinal lining.
IBS causes bloating, cramping, and unpredictable bowel habits that interfere with daily life. A gastroenterologist confirms the diagnosis and helps you find dietary and medical strategies that bring relief.
Colonoscopy is the gold standard for colorectal cancer screening, now recommended starting at age 45. A gastroenterologist performs the procedure and removes precancerous polyps before they become dangerous.
Elevated liver enzymes, fatty liver, hepatitis, and cirrhosis all fall within a gastroenterologist scope. Early detection and management prevent progression to liver failure.
Ventura County, CA has 30 licensed gastroenterologists. 100% are currently accepting new patients, so finding an available provider should be straightforward.
Yes. 100% of gastroenterologists in Ventura County, CA are currently accepting new patients. You can filter your search on FindClarity to show only providers who are taking new patients.
Gold Coast Health Plan manages Medi-Cal for Ventura County. Employer plans vary: government and education workers often have CalPERS plans, while agricultural workers may be on Medi-Cal. Covered California offers Blue Shield, Anthem, and Molina options. Clinicas del Camino Real serves as the safety-net provider for uninsured residents.
An office visit copay is $30 to $75. A screening colonoscopy is $0 (preventive). A diagnostic colonoscopy costs $1,500 to $4,000. An upper endoscopy runs $1,000 to $3,000. Actual costs in Ventura County, CA depend on the provider and your insurance plan. Screening colonoscopies must be billed as preventive to be covered at 100%. If polyps are found and removed, the procedure should remain coded as screening. Verify that the endoscopy center and anesthesiologist are both in-network.
Ventura County has four distinct hospital zones: Community Memorial (Ventura), St. John's/Dignity Health (Oxnard), Los Robles/HCA (Thousand Oaks), and Adventist Health (Simi Valley). Most specialists affiliate with one hospital, so your choice of PCP often determines where you go for specialty care. For complex cases, UCLA is the most common referral destination.
MD stands for Doctor of Medicine and DO stands for Doctor of Osteopathic Medicine. Both are equivalent qualifications. In Ventura County, CA, 77% hold the MD credential and 7% hold DO. The difference is in training pathway, not quality of care.
63% of gastroenterologists in Ventura County, CA accept Medicare. Medicare covers screening colonoscopies every ten years for average-risk patients (no cost-sharing). Diagnostic colonoscopies and other GI procedures are covered with standard Part B cost-sharing. You can filter for Medicare-accepting providers on FindClarity.
Somewhat. Provider fees tend to be 10-15% lower than LA, and you won't deal with LA traffic getting to appointments. But the county has fewer specialists, so for complex care you may still need to go to LA, which adds travel costs and time.
For most conditions, local hospitals handle it. For rare cancers, transplants, complex neurosurgery, and advanced pediatric subspecialties, UCLA Medical Center is the primary referral destination. Some patients also go to Cedars-Sinai or USC. The drive to Westwood is about 60-90 minutes from most Ventura County cities.
Top accepted carriers in Ventura County, CA include unitedhealthcare, medicare, qhp-58944, qhp-56707, and qhp-46944.
Screening colonoscopies are covered at 100% as preventive care under the ACA with no copay (for average-risk patients starting at age 45). If polyps are found and removed during a screening, the procedure should still be billed as preventive. Diagnostic colonoscopies (ordered for symptoms) are subject to your deductible and copay. Verify the endoscopy center is in-network separately from the doctor.