The 20 Best Diarrhea Doctors Near Me in diamond bar, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 304 doctor with experience in Diarrhea near diamond bar, CA. Of these, 280 are Experienced, 22 are Advanced and 2 are Distinguished.

Location
LocationClose
304 providers found
    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine
    22716 Mountain Laurel Way, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yuan Liu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 117 other conditions, according to our data. Her clinical expertise encompasses Lung Adenocarcinoma, Arthritis, Lung Cancer, Tissue Biopsy, and Endoscopy. Dr. Liu is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Premier Family Medicine Associates, Inc

    3110 Chino Ave, 
    Chino Hills, CA 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Stefan Reynoso is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Reynoso is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Otitis, Parinaud Oculoglandular Syndrome, and Cellulitis. Dr. Reynoso is board certified in American Board Of Family Medicine. Dr. Reynoso is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Office

    3110 Chino Ave Ste 150A, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ryan Agena is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Agena is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Agena is currently accepting new patients.

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

    Oncology Physicians Network Of California PC

    1910 Royalty Dr, 
    Pomona, CA 
     (6.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Behnam Ebrahimi is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Ebrahimi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Small Cell Lung Cancer (SCLC), Breast Cancer, Thrombocytopenia, and Lung Cancer. Dr. Ebrahimi is board certified in American Board Of Internal Medicine.

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

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Lin is a Gastroenterologist practicing medicine in Duarte, California. Dr. Lin is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Bile Duct Stricture, Bile Duct Obstruction, Cholestasis, Colonoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Providence Medical Foundation

    1514 Valley Vista Dr, 
    Diamond Bar, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    John Murashige is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Murashige 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 Cellulitis, Acute Cystitis, Parinaud Oculoglandular Syndrome, and Pustules.

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

    Providence Medical Foundation

    1514 Valley Vista Dr, 
    Diamond Bar, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    Jing Chen is a Pediatrics provider practicing medicine in Diamond Bar, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Jaundice, Obesity in Children, Viral Gastroenteritis, and Diarrhea.

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

    Office

    888 Brea Canyon Rd Ste 330, 
    Diamond Bar, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Eva Chan is a Pediatrics provider practicing medicine in Diamond Bar, California. Dr. Chan 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 Obesity in Children, Delayed Growth, Familial Short Stature (FSS), and Idiopathic Short Stature (ISS).

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required

    Office

    888 Brea Canyon Rd Ste 330, 
    Diamond Bar, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Jackyln Chan is a Pediatrics provider practicing medicine in Diamond Bar, California. Dr. Chan 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 Obesity in Children, Delayed Growth, Roseola, and Diarrhea.

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required

    Avita Pharmacy 1013

    1555 S Garey Ave, 
    Pomona, CA 
     (4.5 miles away)
    Languages Spoken:
    English

    Mitali Mitra is a Pediatrics provider practicing medicine in Pomona, California. Dr. Mitra 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 Obesity in Children, Undescended Testicle, Autism Spectrum Disorder, and Childhood Iron Deficiency Anemia.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Providence Urgent Care-Chino Hills

    15855 Pomona Rincon Rd, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English

    Scott Vaudrey is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Vaudrey 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 Acute Cystitis, Cellulitis, Peptic Ulcer, and Necrosis.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Compcare Medical Inc.

    15944 Los Serranos Country Club Dr Ste 110, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lisa Stockford is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Stockford is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Insomnia, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Premier Family Medicine Associates Inc

    2140 Grand Ave Ste 125, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Maria Valadez is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Valadez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Type 2 Diabetes (T2D), Hypertension, and Intrauterine Device Insertion.

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required
    15855 Pomona Rincon Road, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Karen Alfonso is a Pediatrics provider practicing medicine in Chino Hills, California. Dr. Alfonso 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 Delayed Growth, Obesity in Children, Autism Spectrum Disorder, and Asthma in Children. Dr. Alfonso is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Premier Family Medicine Associates Inc

    2140 Grand Ave Ste 125, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jesse Cheung is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Cheung 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 Type 2 Diabetes (T2D), Obesity, Sepsis, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mallu C. Reddy M.D., Inc

    1196 N Park Ave, 
    Pomona, CA 
     (5.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mallu Reddy is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Reddy is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, Endoscopy, and Gastrostomy. Dr. Reddy is board certified in American Board Of Internal Medicine. Dr. Reddy is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Parktree Community Health Center

    1450 E Holt Ave, 
    Pomona, CA 
     (6.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ngozi Chukwu is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Chukwu 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 Obesity in Children, Food Allergy, Type 2 Diabetes (T2D), and Vitamin D Deficiency. Dr. Chukwu is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine
    955 West Imperial Highway, Suite 200, 
    Brea, CA 
     (6.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Biren Shah is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Type 2 Diabetes (T2D). Dr. Shah is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Cucamonga Valley Medical Group, Inc.

    5562 Philadelphia St, 
    Chino, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jesse Minguez is a primary care provider, practicing in Family Medicine in Chino, California. Dr. Minguez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 49 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy. Dr. Minguez is board certified in American Board Of Family Medicine. Dr. Minguez is currently accepting new patients.

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

    Caduceus Medical Group

    18200 Yorba Linda Blvd Ste 104, 
    Yorba Linda, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Essam Quraishi is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Quraishi is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastritis, Nonalcoholic Steatohepatitis (NASH), Gastrectomy, and Gastrostomy.

    Showing 1-20 of 304

    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 diamond bar, 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 diamond bar, 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 diamond bar, 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 diamond bar, 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 diamond bar, 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 diamond bar, 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 diamond bar, 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. 

    More Diarrhea Doctors by city