The 20 Best Gastrointestinal Bleeding Doctors Near Me in Thousand Oaks, CA

Find the Top Gastrointestinal Bleeding Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 59 doctor with experience in Gastrointestinal Bleeding near Thousand Oaks, CA. Of these, 46 are Experienced and 13 are Advanced.

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59 providers found
    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Sound Physicians

    215 W Janss Rd, 
    Thousand Oaks, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Garry Forkosh is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Forkosh is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Sepsis, Malnutrition, Supravalvular Aortic Stenosis, Gastrostomy, and Endoscopy. Dr. Forkosh is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Amit Monga is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Monga is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, Endoscopy, and Pacemaker Implantation. Dr. Monga is currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Russell Hines is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Hines is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Colonoscopy, and Endoscopy. Dr. Hines is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sonia Monga is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Monga is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses High Cholesterol, Hypertension, Familial Hypertension, Hip Replacement, and Endoscopy. Dr. Monga is currently accepting new patients.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Ventura County Gastroenterology Group

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

    Dr. Micha Rojany was born and raised in Southern California. He received his undergraduate degree from the University of California, Berkeley. He attended USC Medical School and completed his internship and residency at Cedars-Sinai Medical Center in Los Angeles. His fellowship in Gastroenterology was completed at the University of California, Davis.Dr. Rojany has practiced in Ventura County since 2006 and is an active member of the local medical community and hospital staff at St. John's Regional Medical Center in Oxnard, and Pleasant Valley Hospital, in Camarillo. He enjoys practicing as a Gastroenterologist with special interests in inflammatory bowel disease and biliary tract diseases.As a Gastroenterologist, Dr. Rojany enjoys the depth and breadth of his field. He takes pride in providing excellent care while taking care of his patients and meeting their needs as a community specialist in digestive diseases. Dr. Rojany is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. 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.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    Ventura County Gastroenterology Group

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

    Dr. Karen Simon received her B.A. from Stanford University in 1996. She then attended Northwestern University for medical school. She completed her residency at Cedars-Sinai Medical Center in 2004 and her fellowship at UCLA and Cedars in 2008.Dr. Simon has proudly been serving patients in Ventura County since 2008 and is very involved in field research. Dr. Simon is also a speaker for Exact Sciences on behalf of Cologuard and is actively associated in research studies. She is a part of the Takeda Chloride Channel Council and a speaker for Amitiza, as well.She enjoys educating the doctors and the community as a lecturer on topics such as colorectal cancer screening at St. John's Hospital, where she is also a part of the Ethics Committee.Dr. Simon aims specifically to work with patients to discover the problem and develop a treatment strategy. She has a particular interest in Celiac Disease, Inflammatory Bowel Disease (IBD), and a passion for improving colorectal cancer detection.She is dedicated to developing a relationship with patients by utilizing education and mutual information sharing. Dr. Simon is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Swallowing Difficulty, Endoscopy, and Colonoscopy. Dr. Simon is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Simon is currently accepting new patients.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    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 Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. 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.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology

    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 Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding
    Geriatrics | Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Geriatrics | Internal Medicine

    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

    I treat every patient as if they are my family or friends. I listen to my patients and treat them with the utmost respect, dedication, and commitment that I show my family and loved ones, putting their best health interests first. I treat the patient, not just a symptom or an ailment. I do my best to preserve the trust my patients place in me. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Bone Graft, and Vertebroplasty. Dr. Patel is currently accepting new patients.

    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    Advanced in Gastrointestinal Bleeding
    Gastroenterology
    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 Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. 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 currently accepting new patients.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    UCLA

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

    Craig Gluckman is an Internal Medicine provider practicing medicine in Thousand Oaks, California. Dr. Gluckman is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. 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 Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    MDVIP - Thousand Oaks, CA

    333 S Moorpark Rd, 
    Thousand Oaks, CA 
     (1.6 miles away)
    Languages Spoken:
    English

    Peter Margolis is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Margolis is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Onclick Healthcare Incorporated

    2625 Townsgate Rd, Suite 330, 
    Westlake Village, CA 
     (1.7 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Erin Gordon-Johnson is a primary care provider, practicing in Internal Medicine in Westlake Village, California. She has been practicing medicine for over 10 years. Dr. Gordon-Johnson is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Sepsis, Gastrointestinal Bleeding, Chronic Inflammatory Response Syndrome (CIRS), Gastrostomy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Los Robles Health System

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

    Maneesh Singhal is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Singhal is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Sepsis, Pneumonia, Stroke, Gastrostomy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Los Robles Health System

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

    Rashita Aggarwal is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Aggarwal is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Ogilvie Syndrome, Peptic Ulcer, Endoscopy, and Gastrostomy.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Los Robles Health System

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

    Sarah Shirazi is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Shirazi is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Sepsis, Gastrointestinal Bleeding, Peptic Ulcer, Gastrostomy, and Hernia Surgery.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Los Robles Health System

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

    Ishaque Syed is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Syed is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His clinical expertise encompasses Sepsis, Ogilvie Syndrome, Acute Kidney Failure, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding
    Internal Medicine
    Experienced in Gastrointestinal Bleeding
    Internal Medicine

    Los Robles Health System

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

    Zain Mehdi is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Mehdi is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His clinical expertise encompasses Sepsis, Acute Kidney Failure, Peptic Ulcer, Necrosis, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Family Medicine
    Experienced in Gastrointestinal Bleeding
    Family Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Tavari is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Tavari is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 61 other conditions, according to our data. His clinical expertise encompasses Bronchitis, Childhood Pancreatitis, Glucocorticoid-Remediable Aldosteronism, Gastrostomy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding
    Family Medicine
    Experienced in Gastrointestinal Bleeding
    Family Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Elise Bukont is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Bukont is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 43 other conditions, according to our data. Her clinical expertise encompasses Defective Apolipoprotein B-100, Heterozygous Familial Hypercholesterolemia (HeFH), Homozygous Familial Hypercholesterolemia (HoFH), Gastrostomy, and Hip Replacement.

    Showing 1-20 of 59

    Last Updated: 04/28/2026

    What is the definition of Gastrointestinal Bleeding?

    Gastrointestinal (GI) bleeding refers to any bleeding that starts in the GI tract.

    Bleeding may come from any site along the GI tract, but is often divided into:

    • Upper GI bleeding: The upper GI tract includes the esophagus (the tube from the mouth to the stomach), stomach, and first part of the small intestine (duodenum).
    • Lower GI bleeding: The lower GI tract includes most of the small intestine, and the entire large intestine, rectum, and anus.

    When should I see a Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctor search results page. 

    Why is it important to get a second opinion from a different Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctors near Thousand Oaks, CA?

    Look for the filter feature on the left side of the Gastrointestinal Bleeding 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 Gastrointestinal Bleeding doctor that offers video calls?

    Look for the filter feature on the left-side of the Gastrointestinal Bleeding 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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