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    Last Updated: 01/09/2026

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    MediFind found 476 doctor with experience in Diarrhea near Tustin, CA. Of these, 430 are Experienced, 41 are Advanced and 5 are Distinguished.

    Location
    LocationClose
    476 providers found
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology
      17400 Irvine Boulevard, Suite F, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Won Yu is a Gastroenterologist in Tustin, California. Dr. Yu is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Indigestion, Pancreatic Pseudocyst, Familial Adenomatous Polyposis, Gastrectomy, and Gastrostomy. Dr. Yu is currently accepting new patients.

      Advanced in Diarrhea
      Pediatric Gastroenterology
      Advanced in Diarrhea
      Pediatric Gastroenterology
      1201 West La Veta Avenue, 
      Orange, CA 
       (3.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Michael Wang is a Pediatric Gastroenterologist in Orange, California. Dr. Wang is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Eosinophilic Esophagitis, Diarrhea, Celiac Disease, and Atresia of Small Intestine. Dr. Wang is currently accepting new patients.

      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology
      1010 West La Veta Avenue, Suite 570, 
      Orange, CA 
       (4.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Hardeep Singh is a Gastroenterologist in Orange, California. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Barrett Esophagus, Esophageal Varices, Familial Pancreatic Cancer, Gastrostomy, and Gastrectomy.

      Learn about our expert tiers
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology
      1010 West La Veta Avenue, Suite 570, 
      Orange, CA 
       (4.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      James Lee is a Gastroenterologist in Orange, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gas Bloat Syndrome, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gastrostomy, and Endoscopy. Dr. Lee is currently accepting new patients.

      Experienced in Diarrhea
      Experienced in Diarrhea
      18102 Irvine Boulevard, Suite 103, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Priya Mody is a Pediatrics provider in Tustin, California. Dr. Mody is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Obesity in Children, Developmental Dysphasia Familial, Asthma in Children, and Delayed Growth. Dr. Mody is currently accepting new patients.

      Experienced in Diarrhea
      Experienced in Diarrhea
      18102 Irvine Boulevard, Suite 103, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Carlos Martinez is a Pediatrics provider in Tustin, California. Dr. Martinez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Obesity in Children, Asthma in Children, Croup, and Developmental Dysphasia Familial. Dr. Martinez is currently accepting new patients.

      Experienced in Diarrhea
      Experienced in Diarrhea
      18102 Irvine Boulevard, Suite 103, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Marisa Turner is a Pediatrics provider in Tustin, California. Dr. Turner is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Obesity in Children, Herpangina, Asthma in Children, and Croup. Dr. Turner is currently accepting new patients.

      Experienced in Diarrhea
      Experienced in Diarrhea
      18102 Irvine Boulevard, Suite 103, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Talayeh Khatibi is a Pediatrics provider in Tustin, California. Dr. Khatibi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Obesity in Children, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Diarrhea, and Croup. Dr. Khatibi is currently accepting new patients.

      Experienced in Diarrhea
      Experienced in Diarrhea
      18102 Irvine Boulevard, Suite 103, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Ernest Mackey is a Pediatrics provider in Tustin, California. Dr. Mackey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Obesity in Children, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Asthma in Children, and Viral Gastroenteritis. Dr. Mackey is currently accepting new patients.

      Experienced in Diarrhea
      Gastroenterology
      Experienced in Diarrhea
      Gastroenterology
      17400 Irvine Boulevard, Suite F, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English

      Mohammad Elbatta is a Gastroenterologist in Tustin, California. Dr. Elbatta is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Endoscopy, and Gastrectomy.

      Experienced in Diarrhea
      Gastroenterology
      Experienced in Diarrhea
      Gastroenterology
      17400 Irvine Boulevard, Suite F, 
      Tustin, CA 
       (0.6 miles away)
      Languages Spoken:
      English

      Khaldoun Debian is a Gastroenterologist in Tustin, California. Dr. Debian is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gardner Syndrome, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Gastrectomy.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      801 North Tustin Avenue, Suite 601, 
      Santa Ana, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Daniel Jimenez is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Jimenez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Obesity.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      2212 East 4th Street, Suite 202, 
      Santa Ana, CA 
       (2.5 miles away)
      Languages Spoken:
      English

      Fernando Martinez is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Martinez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Common Cold, Hemolytic Transfusion Reaction, Type 2 Diabetes (T2D), and High Cholesterol.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine
      520 North Main Street, Suite 120, 
      Santa Ana, CA 
       (2.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Alvin Chang is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Schizoaffective Disorder, Osteomyelitis in Children, Vitamin D Deficiency, and Gastrostomy. Dr. Chang is currently accepting new patients.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine
      1240 East Chapman Avenue, 
      Orange, CA 
       (3.2 miles away)
      Languages Spoken:
      English

      Pravin Sharma is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Heart Murmurs, Sitosterolemia, High Cholesterol, and Nasal Flaring.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      2617 East Chapman Avenue, Suite 306, 
      Orange, CA 
       (3.2 miles away)
      Languages Spoken:
      English

      John Luster is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Luster is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Cerebral Palsy.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine
      845 East Chapman Avenue, 
      Orange, CA 
       (3.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Thomas Hryniewicki is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Hryniewicki is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Cirrhosis.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      845 East Chapman Avenue, 
      Orange, CA 
       (3.4 miles away)
      Languages Spoken:
      English

      Ana Fajardo is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Fajardo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Cirrhosis.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      845 East Chapman Avenue, 
      Orange, CA 
       (3.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Hal Shimazu is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Shimazu is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are High Cholesterol, Cirrhosis, Purpura, and Autoerythrocyte Sensitivity. Dr. Shimazu is currently accepting new patients.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine
      1140 West La Veta Avenue, Suite 700, 
      Orange, CA 
       (3.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Antonio Ferrey is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Ferrey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Diabetic Neuropathy, and Glucocorticoid-Remediable Aldosteronism. Dr. Ferrey is currently accepting new patients.

      Showing 1-20 of 476

      Last Updated: 01/09/2026

      What is the definition of Diarrhea?

      Diarrhea is when you pass loose or watery stool.

      When should I see a Diarrhea doctor near Tustin, 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 Diarrhea doctor near Tustin, 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 Diarrhea doctors near Tustin, 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 Diarrhea doctors near Tustin, 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 Diarrhea doctor near Tustin, 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 Diarrhea doctor search results page. 

      Why is it important to get a second opinion from a different Diarrhea 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 Diarrhea doctor near Tustin, 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 Diarrhea 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 Diarrhea 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 Diarrhea doctors near Tustin, CA?

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

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