The 20 Best Diarrhea Doctors Near Me in highland, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 183 doctor with experience in Diarrhea near highland, CA. Of these, 175 are Experienced and 8 are Advanced.

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183 providers found
    Experienced in Diarrhea
    Family Medicine | Internal Medicine
    Experienced in Diarrhea
    Family Medicine | Internal Medicine

    Redlands Medical Offices

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Joumana Toumeh is a primary care provider, practicing in Family Medicine and Internal Medicine in Redlands, California. Dr. Toumeh is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses High Cholesterol, Type 2 Diabetes (T2D), Hypertension, and Familial Hypertension. Dr. Toumeh is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Inland Empire Pain Management

    754 E Highland Ave, 
    San Bernardino, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Donald Underwood is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Underwood is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Food Allergy, Kerion Celsi, and Vitamin D Deficiency. Dr. Underwood is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Optum - San Bernardino Medical Group

    1700 N Waterman Ave, 
    San Bernardino, CA 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nesib Ali is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Cirrhosis. Dr. Ali is board certified in American Board Of Family Medicine. Dr. Ali is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Optum - San Bernardino Medical Group

    1700 N Waterman Ave, 
    San Bernardino, CA 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Hai Dao is a primary care provider, practicing in Internal Medicine in San Bernardino, California. Dr. Dao is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Sitosterolemia. Dr. Dao is board certified in American Board Of Internal Medicine and Internal Medicine. Dr. Dao is currently accepting new patients.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Unilab Corporation

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English

    Dai Du is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Du is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Parainfluenza Virus Type 3, Parainfluenza, Acute Cystitis, and Pustules.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required

    Unilab Corporation

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English

    Hin Lee is a Gastroenterologist practicing medicine in Highland, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrostomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required

    Javed N. Sadiq MD Inc

    26021 Business Center Dr, 
    Redlands, CA 
     (4.4 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Javed Sadiq is a Gastroenterologist practicing medicine in Redlands, California. He has been practicing medicine for over 17 years. Dr. Sadiq is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gas Bloat Syndrome, Gastritis, Endoscopy, and Gastrostomy.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required

    J. Robert Evans, M.D., P.C.

    355 E 21st St, 
    San Bernardino, CA 
     (4.5 miles away)
    Languages Spoken:
    English

    J Evans is a Gastroenterologist practicing medicine in San Bernardino, California. Dr. Evans is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Gardner Syndrome, Painful Swallowing, Swallowing Difficulty, and Gastrostomy. Dr. Evans is board certified in American Board Of Internal Medicine.

    Advanced in Diarrhea
    Internal Medicine
    Advanced in Diarrhea
    Internal Medicine

    Desert Valley Hospital

    11234 Anderson St, 
    Loma Linda, CA 
     (6.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Charbel Aoun is a primary care provider, practicing in Internal Medicine in Loma Linda, California. Dr. Aoun is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 61 other conditions, according to our data. His clinical expertise encompasses Necrosis, Peptic Ulcer, Cellulitis, Endoscopy, and Gastrostomy. Dr. Aoun is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Optum - Highland Boulder

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Hung Nguyen is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Nguyen is rated as an Experienced 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 Infant Hyperglycemia, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Unilab Corporation

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English

    Hilliard Webb is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Webb 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 Cellulitis, Acute Cystitis, Lymphangitis, and Conjunctivitis (Pink Eye).

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Optum - Highland Boulder

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English

    Philip Lee is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Type 2 Diabetes (T2D).

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Optum - Highland Boulder

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yi Liu is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Liu is rated as an Experienced 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 Togaviridae Disease, Viral Pharyngitis, Cellulitis, and Bronchitis.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Unilab Corporation

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marian Beshara is a primary care provider, practicing in Internal Medicine in Highland, California. Dr. Beshara is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Infant Hyperglycemia, Vitamin D Deficiency, Type 2 Diabetes (T2D), and High Cholesterol.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Unilab Corporation

    7000 Boulder Ave, 
    Highland, CA 
     (0.5 miles away)
    Languages Spoken:
    English

    Sarah Oven is a primary care provider, practicing in Family Medicine in Highland, California. Dr. Oven is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Maturity Onset Diabetes of the Young.

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required

    Scpmg Laboratory-Redlands

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Sinora Shrestha is a Pediatrics provider practicing medicine in Redlands, California. Dr. Shrestha 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 Asthma in Children, Obesity in Children, Diarrhea, and Autism Spectrum Disorder.

    Experienced in Diarrhea
    Pediatrics
    Experienced in Diarrhea
    Pediatrics
    Referral may be required

    Scpmg Laboratory-Redlands

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Yohan Shin is a Pediatrics provider practicing medicine in Redlands, California. Dr. Shin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Obesity in Children, Viral Gastroenteritis, Autism Spectrum Disorder, and Asthma in Children.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Redlands Medical Offices

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    John Samples is a primary care provider, practicing in Internal Medicine in Redlands, California. Dr. Samples is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, High Cholesterol, Headache, and Anemia.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Scpmg Laboratory-Redlands

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Teri Boon is a primary care provider, practicing in Family Medicine in Redlands, California. Dr. Boon 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 Bronchitis, Vulvovaginitis, Acne, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Kaiser Permanente Redlands Medical Offices

    1301 California St, 
    Redlands, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Joshua Imperio is a primary care provider, practicing in Internal Medicine in Redlands, California. Dr. Imperio is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Lung Metastases, High Cholesterol, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D).

    Showing 1-20 of 183

    Last Updated: 09/26/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

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

    Read more about our Content Policy. 

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