The 20 Best Lower Esophageal Ring Doctors Near Me in Thousand Oaks, CA

Find the Top Lower Esophageal Ring Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 18 doctor with experience in Lower Esophageal Ring near Thousand Oaks, CA. Of these, 17 are Experienced and 1 are Advanced.

Location
LocationClose
18 providers found
    Advanced in Lower Esophageal Ring
    Gastroenterology
    Advanced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Advanced Gastroentrology Inc

    555 Marin St, Ste 270, 
    Thousand Oaks, CA 
     (1.9 miles away)
    Languages Spoken:
    English, Farsi, Spanish
    Accepting New Patients
    Offers Telehealth

    Gilbert Simoni is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Simoni is rated as an Advanced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonic Malakoplakia, Endoscopy, and Colonoscopy. Dr. Simoni is board certified in Internal Medicine (Sub: Gastroenterology) and Internal Medicine. Dr. Simoni is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Internal Medicine
    Experienced in Lower Esophageal Ring
    Internal Medicine

    UCLA

    248 Hampshire Rd, 
    Thousand Oaks, CA 
     (1.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Craig Gluckman is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Gluckman is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Achalasia, Gastroesophageal Reflux Disease (GERD), Bowel Incontinence, Endoscopy, and Colonoscopy.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Gregory H Johnson MD Inc

    227 W Janss Rd Ste 215, 
    Thousand Oaks, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Gregory Johnson is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Diarrhea, Trichohepatoenteric Syndrome, Gastrectomy, and Endoscopy.

    Learn about our expert tiers
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Alister A George, MD

    3510 N Moorpark Rd Ste 201, 
    Thousand Oaks, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alister George is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. George is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Endoscopy, and Colonoscopy.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Cristina S. Wiese. M.D. Inc.

    325 Rolling Oaks Dr Ste 100, 
    Thousand Oaks, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Cristina Wiese is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Wiese is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Gastric Dysmotility, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Endoscopy.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Office

    248 Hampshire Rd Ste 200, 
    Westlake Village, CA 
     (3.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rimma Shaposhnikov is a Gastroenterologist practicing medicine in Westlake Village, California. Dr. Shaposhnikov is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Office

    3510 N Moorpark Rd, 
    Thousand Oaks, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kumar Desai is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Desai is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Gastric Dysmotility, Pancreatic Cancer, Familial Pancreatic Cancer, Endoscopy, and Gastrectomy.

    Experienced in Lower Esophageal Ring
    Geriatrics | Internal Medicine
    Experienced in Lower Esophageal Ring
    Geriatrics | Internal Medicine
    Referral may be required

    Primary Care & Specialty Care - Dignity Health Medical Group - Camarillo, CA

    5051 Verdugo Wy, Ste 100 & Ste 110, 
    Camarillo, CA 
     (8.3 miles away)
    Languages Spoken:
    English, Hindi, Spanish
    Accepting New Patients
    Offers Telehealth

    Avan Patel is a primary care provider, practicing in Geriatrics and Internal Medicine in Camarillo, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Vertebroplasty, and Bone Graft. Dr. Patel is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Karen Simon is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Simon is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Painful Swallowing, Endoscopy, and Colonoscopy. Dr. Simon is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Simon is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Micha Rojany is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Rojany is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Angiodysplasia of the Colon, Endoscopy, and Gastrectomy. Dr. Rojany is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Rojany is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Moe Amadpour, Md. Inc

    1159 Roadrunner Way, 
    Simi Valley, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Moe Amadpour is a Gastroenterologist practicing medicine in Simi Valley, California. Dr. Amadpour is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Acute Pancreatitis, Diverticular Disease, Gastrectomy, and Colonoscopy. Dr. Amadpour is board certified in American Board Of Internal Medicine.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    North Valley Gi Consultants

    1156 Swallow Ln, 
    Simi Valley, CA 
     (6.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Robert Moghimi is a Gastroenterologist practicing medicine in Simi Valley, California. Dr. Moghimi is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 46 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Gastrectomy, and Gastrostomy. Dr. Moghimi is board certified in American Board Of Internal Medicine. Dr. Moghimi is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required
    1687 Erringer Road, Suite 206, 
    Simi Valley, CA 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mahendra Patel is a Gastroenterologist practicing medicine in Simi Valley, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Gastrointestinal Bleeding, Childhood Pancreatitis, Gastrectomy, and Colonoscopy. Dr. Patel is board certified in American Board Of Internal Medicine. Dr. Patel is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required
    5800 Santa Rosa Road, Suite 149, 
    Camarillo, CA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Laya Nasrollah is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Nasrollah is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. She is also highly rated in 35 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Diarrhea, Endoscopy, and Gastrectomy. Dr. Nasrollah is board certified in Gastroenterology-Internal Medicine. Dr. Nasrollah is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jay Guan is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Guan is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Gastrectomy. Dr. Guan is board certified in Internal Medicine. Dr. Guan is currently accepting new patients.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Genesis Healthcare Partners

    7320 Woodlake Ave, 
    West Hills, CA 
     (12.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ron Chitayat is a Gastroenterologist practicing medicine in West Hills, California. Dr. Chitayat is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. His clinical expertise encompasses Seasonal Affective Disorder (SAD), Malnutrition, Vitamin D Deficiency, Gastrostomy, and Colonoscopy. Dr. Chitayat is board certified in American Osteopathic Board Of Family Physicians.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    UCLA Health West Hills Primary & Specialty Care

    7345 Medical Center Dr Ste 420, 
    West Hills, CA 
     (12.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Danny Issa is a Gastroenterologist practicing medicine in West Hills, California. Dr. Issa is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Superior Mesenteric Artery Syndrome (SMAS), Jaundice, Nonalcoholic Steatohepatitis (NASH), Endoscopy, and Gastric Bypass.

    Experienced in Lower Esophageal Ring
    Gastroenterology
    Experienced in Lower Esophageal Ring
    Gastroenterology
    Referral may be required

    Kaiser Permanente Woodland Hills Medical Center

    5601 De Soto Ave, 
    Woodland Hills, CA 
     (14.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Alexander Lee is a Gastroenterologist practicing medicine in Woodland Hills, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Lower Esophageal Ring. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastritis, Diverticular Disease, Colonoscopy, and Endoscopy. Dr. Lee is currently accepting new patients.

    Showing 1-18 of 18

    Last Updated: 09/26/2026

    What is the definition of Lower Esophageal Ring?

    A lower esophageal ring is an abnormal ring of tissue that forms where the esophagus (the tube from the mouth to the stomach) and stomach meet.

    When should I see a Lower Esophageal Ring doctor near Thousand Oaks, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Lower Esophageal Ring doctor near Thousand Oaks, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Lower Esophageal Ring doctors near Thousand Oaks, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Lower Esophageal Ring doctors near Thousand Oaks, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Lower Esophageal Ring doctor near Thousand Oaks, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Lower Esophageal Ring doctor search results page. 

    Why is it important to get a second opinion from a different Lower Esophageal Ring doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Lower Esophageal Ring doctor near Thousand Oaks, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Lower Esophageal Ring doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Lower Esophageal Ring doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Lower Esophageal Ring doctors near Thousand Oaks, CA?

    Look for the filter feature on the left side of the Lower Esophageal Ring doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Lower Esophageal Ring doctor that offers video calls?

    Look for the filter feature on the left-side of the Lower Esophageal Ring doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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