The 20 Best Diarrhea Doctors Near Me in Sunnyvale, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 307 doctor with experience in Diarrhea near Sunnyvale, CA. Of these, 277 are Experienced, 28 are Advanced, 1 are Distinguished and 1 are Elite.

Location
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307 providers found
    Elite in Diarrhea
    Internal Medicine
    Elite in Diarrhea
    Internal Medicine

    Office

    473 Via Ortega # Y2, 
    Stanford, CA 
     (8.1 miles away)
    Languages Spoken:
    English

    Stephen Luby is a primary care provider, practicing in Internal Medicine in Stanford, California. Dr. Luby is rated as an Elite provider by MediFind in the treatment of Diarrhea. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Diarrhea, Parainfluenza, Typhoid Fever, and Salmonella Enterocolitis.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sanjay Ramrakhiani is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Ramrakhiani is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Bile Duct Obstruction, Pancreatic Cancer, Endoscopy, and Pancreatectomy. Dr. Ramrakhiani is board certified in Gastroenterology - Board Certified. Dr. Ramrakhiani is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nicole Simpson is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Simpson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Colonoscopy. Dr. Simpson is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Katerina Shetler is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Shetler is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Gas Bloat Syndrome, Familial Adenomatous Polyposis, Encopresis, Endoscopy, and Colonoscopy. Dr. Shetler is board certified in Gastroenterology. Dr. Shetler is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jiayi Li is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Colonoscopy. Dr. Li is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sanjeev Tummala is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Tummala is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Familial Adenomatous Polyposis, Turcot Syndrome, Colonoscopy, and Gastrectomy. Dr. Tummala is currently accepting new patients.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Peter Simpson is a Gastroenterologist practicing medicine in Mountain View, California. Dr. Simpson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Simpson is board certified in Gastroenterology - Board Certified. Dr. Simpson is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Palo Alto Medical Foundation

    Palo Alto, CA 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jennifer Roost is a Gastroenterologist practicing medicine in Palo Alto, California. Dr. Roost is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Irritable Bowel Syndrome (IBS), and Colonoscopy. Dr. Roost is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Roost is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Sutter Health Ambulatory Care Center And Surgery Center

    2506 Samaritan Court, Floor 3, 
    San Jose, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Geoffrey Spencer is a Gastroenterologist practicing medicine in San Jose, California. Dr. Spencer is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Gastrectomy. Dr. Spencer is board certified in Gastroenterology. Dr. Spencer is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Sunnyvale Center (301)

    301 Old San Francisco Road, Level 2, 
    Sunnyvale, CA 
     (0.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Leon Cheng is a primary care provider, practicing in Family Medicine in Sunnyvale, California. Dr. Cheng is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Tinea Versicolor, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and High Cholesterol. Dr. Cheng is board certified in Family Medicine.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mountain View Center

    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stephanie Wong is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Malabsorption, High Cholesterol, Obesity in Children, and Hypothyroidism. Dr. Wong is board certified in Internal Medicine - Board Certified.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mountain View Center

    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jean Wong is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Autonomic Neuropathy, Hyperventilation, Hypertension, and Familial Hypertension. Dr. Wong is board certified in Internal Medicine - Board Certified.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Waymond Jung is a primary care provider, practicing in Family Medicine in Mountain View, California. Dr. Jung is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His clinical expertise encompasses Vertigo, Cellulitis, Chronic Cough, and Pharyngomaxillary Space Abscess. Dr. Jung is board certified in Not ABMS Specialty.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anna Liess is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Liess is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Type 1 Diabetes (T1D), High Cholesterol, Hypertension, and Familial Hypertension. Dr. Liess is board certified in Internal Medicine - Board Certified.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mountain View Center

    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Cindy Tran is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Diarrhea and Trichohepatoenteric Syndrome. Dr. Tran is board certified in Internal Medicine - Board Certified.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mountain View Center

    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kimberley Carlson is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Carlson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses High Cholesterol, Short Stature (Growth Disorders), Sheehan Syndrome, and Growth Hormone Deficiency (GHD). Dr. Carlson is board certified in Internal Medicine - Board Certified.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine
    Mountain View, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jocelyn Chin is a primary care provider, practicing in Internal Medicine in Mountain View, California. Dr. Chin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Familial Dilated Cardiomyopathy, Low Sodium Level, Melorheostosis, and Melorheostosis with Osteopoikilosis. Dr. Chin is board certified in Internal Medicine - Board Certified.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Instant Urgent Care

    Santa Clara, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ramandeep Kaur is a primary care provider, practicing in Family Medicine in Santa Clara, California. Dr. Kaur is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 54 other conditions, according to our data. Her clinical expertise encompasses Papular Urticaria, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), and Cellulitis.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Los Altos Center

    370 Distel Circle, 
    Los Altos, CA 
     (4.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Julia Marx is a primary care provider, practicing in Family Medicine in Los Altos, California. Dr. Marx is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Tennis Elbow, High Cholesterol, Familial Hypertension, and Hypertension. Dr. Marx is board certified in Family Medicine - Board Certified.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Los Altos Center

    370 Distel Circle, 
    Los Altos, CA 
     (4.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Melissa Stenberg is a primary care provider, practicing in Family Medicine in Los Altos, California. Dr. Stenberg is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses High Cholesterol, Hypothyroidism, Obesity in Children, and Juvenile Primary Osteoporosis. Dr. Stenberg is board certified in Family Medicine - Board Certified.

    Showing 1-20 of 307

    Last Updated: 04/28/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

    When should I see a Diarrhea doctor near Sunnyvale, 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 Sunnyvale, 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 Sunnyvale, 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 Sunnyvale, 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 Sunnyvale, 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 Sunnyvale, 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 Sunnyvale, 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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