The 20 Best Colonoscopy Doctors near San Bernardino, CA

Find the Experts and Specialists who perform Colonoscopy

Last Updated: 04/28/2026

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MediFind found 72 doctor with experience in Colonoscopy near San Bernardino, CA. Of these, 68 are Experienced and 4 are Advanced.

Location
LocationClose
72 providers found
    Experienced in Colonoscopy
    Colorectal Surgery
    Experienced in Colonoscopy
    Colorectal Surgery

    Loma Linda University Faculty Medical Clinics-Ear Nose And Throat Surgery

    11370 Anderson St Ste 2100, 
    Loma Linda, CA 
     (4.3 miles away)
    Languages Spoken:
    English

    David Row is a Colorectal Surgeon practicing medicine in Loma Linda, California. Dr. Row is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Anal Cancer, Familial Colorectal Cancer, Colorectal Cancer, Colonoscopy, and Hernia Surgery.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Osorio, Ruben, M.D., Inc.

    399 E Highland Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Experience:
    33+ years
    Languages Spoken:
    English

    Ruben Osorio is a General Surgeon practicing medicine in San Bernardino, California. He has been practicing medicine for over 33 years. Dr. Osorio is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Perforation, Ogilvie Syndrome, Cholecystitis, Hernia Surgery, and Gastrostomy. Dr. Osorio is board certified in American Board Of Surgery.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nikhil Thiruvengadam is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Thiruvengadam is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Hereditary Pancreatitis, Choledocholithiasis, Bile Duct Obstruction, Endoscopy, and Colonoscopy.

    Learn about our expert tiers
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Office

    11201 Benton St # 3A-58/111G, 
    Loma Linda, CA 
     (4.3 miles away)
    Languages Spoken:
    English

    Christian Jackson is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Jackson is rated as an Advanced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Gastrointestinal Bleeding, Colorectal Cancer, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    San Bernardino Gastroenterology Associates

    2006 N Riverside Ave, Ste B, 
    Rialto, CA 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    George Saffouri is a Gastroenterologist practicing medicine in Rialto, California. Dr. Saffouri is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Diverticular Disease, Chronic Erosive Gastritis, Endoscopy, and Colonoscopy. Dr. Saffouri is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Saffouri is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    St. Bernardine Medical Center

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Genaro Martinez is an Internal Medicine provider practicing medicine in San Bernardino, California. Dr. Martinez is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Liver Failure, Heart Failure with Preserved Ejection Fraction (HFpEF), Gastrostomy, and Pacemaker Implantation.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Sound Physicians

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Baker Hillawy is an Internal Medicine provider practicing medicine in San Bernardino, California. Dr. Hillawy is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Gallbladder Disease, Heart Failure with Preserved Ejection Fraction (HFpEF), Endoscopy, and Gastrostomy. Dr. Hillawy is board certified in Internal Medicine.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Sound Physicians

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Mohammed Shweikeh is a Family Medicine provider practicing medicine in San Bernardino, California. Dr. Shweikeh is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Liver Failure, Gallbladder Disease, Heart Failure with Preserved Ejection Fraction (HFpEF), Endoscopy, and Colonoscopy. Dr. Shweikeh is board certified in Family Medicine.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Sound Physicians

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Saliar Rustem is a primary care provider, practicing in Internal Medicine in San Bernardino, California. Dr. Rustem is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Atypical Pneumonia, Hospital-Acquired Pneumonia, Sepsis, Colonoscopy, and Endoscopy. Dr. Rustem is currently accepting new patients.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Sound Physicians

    2101 N Waterman Ave, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Kshitij Chatterjee is an Internal Medicine provider practicing medicine in San Bernardino, California. Dr. Chatterjee is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Relapsed Refractory Multiple Myeloma (RRMM), Pneumonia, Pleural Effusion, Bone Marrow Aspiration, and Gastrostomy. Dr. Chatterjee is board certified in Internal Medicine and Internal Medicine (Sub: Pulmonary Disease).

    Experienced in Colonoscopy
    Cardiology | Interventional Cardiology
    Experienced in Colonoscopy
    Cardiology | Interventional Cardiology

    Prashant H. Patel, MD Private Practice

    399 E Highland Ave, Ste 307, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Prashant Patel is a Cardiologist and an Interventional Cardiologist practicing medicine in San Bernardino, California. Dr. Patel is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Mitral Valve Regurgitation, Necrosis, Heart Failure, Orchiectomy, and Endoscopy. Dr. Patel is board certified in Internal Medicine, Internal Medicine (Sub: Cardiovascular Disease), and Internal Medicine - FP In Hospital Medicine.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Arshad J. Sial, MD Private Practice

    399 E Highland Ave, Ste 123, 
    San Bernardino, CA 
     (2.3 miles away)
    Languages Spoken:
    English, Hindi, Punjabi, Urdu
    Accepting New Patients

    Arshad Sial is a primary care provider, practicing in Internal Medicine in San Bernardino, California. Dr. Sial is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Acute Kidney Failure, Pleurisy, Gastrostomy, and Endoscopy. Dr. Sial is board certified in Internal Medicine. Dr. Sial is currently accepting new patients.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Steve Serrao is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Serrao is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Gastrointestinal Bleeding, Intestinal Cancer, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Andrew Wright is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Wright is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Desert Valley Hospital

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Hari Reddy is a primary care provider, practicing in Family Medicine in Loma Linda, California. Dr. Reddy is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Sepsis, Necrosis, Heart Attack, Colonoscopy, and Endoscopy.

    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Nour Parsa is an Internal Medicine provider practicing medicine in Loma Linda, California. Dr. Parsa is rated as an Experienced provider by MediFind in Colonoscopy. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Intestinal Cancer, Crohn's Disease, Endoscopy, and Gallbladder Removal.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Kendrick Che is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Che is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Bile Duct Stricture, Cholestasis, Endoscopy, and Gastrectomy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Erick Imbertson is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Imbertson is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Superior Mesenteric Artery Syndrome (SMAS), Banti's Syndrome, Peptic Ulcer, Endoscopy, and Colonoscopy.

    Experienced in Colonoscopy
    General Surgery
    Experienced in Colonoscopy
    General Surgery

    Desert Valley Hospital

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Peter Fischl is a General Surgeon practicing medicine in Loma Linda, California. Dr. Fischl is rated as an Experienced provider by MediFind in Colonoscopy. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Gallstones, Ogilvie Syndrome, Hernia Surgery, and Lymphadenectomy.

    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology

    Loma Linda Univ Anesthesiology Medical Group Inc

    11234 Anderson St, 
    Loma Linda, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Alexander Jahng is a Gastroenterologist practicing medicine in Loma Linda, California. Dr. Jahng is rated as an Experienced provider by MediFind in Colonoscopy. His clinical expertise encompasses Bile Duct Obstruction, Cholestasis, Bile Duct Stricture, Endoscopy, and Gastrectomy.

    Showing 1-20 of 72

    Last Updated: 04/28/2026

    What is the definition of Colonoscopy?

    A colonoscopy is an exam that views the inside of the colon (large intestine) and rectum, using a tool called a colonoscope.

    The colonoscope has a small camera attached to a flexible tube that can reach the entire length of the colon.

    When should I see a Colonoscopy doctor near San Bernardino, 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 Colonoscopy doctor near San Bernardino, 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 Colonoscopy doctors near San Bernardino, 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 Colonoscopy doctors near San Bernardino, 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 Colonoscopy doctor near San Bernardino, 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 Colonoscopy doctor search results page. 

    Why is it important to get a second opinion from a different Colonoscopy 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 Colonoscopy doctor near San Bernardino, 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy doctors near San Bernardino, CA?

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

    Look for the filter feature on the left-side of the Colonoscopy 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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