The 20 Best Diarrhea Doctors Near Me in covina, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 343 doctor with experience in Diarrhea near covina, CA. Of these, 315 are Experienced, 25 are Advanced, 2 are Distinguished and 1 are Elite.

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343 providers found
    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 
     (5.4 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
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mayflower Medical Group Inc.

    1433 N Hollenbeck Ave, 
    Covina, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lina Cruz is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Cruz is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Hypertension. Dr. Cruz is board certified in American Board Of Internal Medicine. Dr. Cruz is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mayflower Medical Group Inc

    140 N Orange Ave, 
    West Covina, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Randy Taylor is a primary care provider, practicing in Internal Medicine in West Covina, California. Dr. Taylor 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 Parainfluenza Virus Type 3, Parainfluenza, Otitis, and Type 2 Diabetes (T2D). Dr. Taylor is board certified in American Board Of Internal Medicine. Dr. Taylor is currently accepting new patients.

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

    Central City Community Health Center

    4126 Maine Ave, 
    Baldwin Park, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Hung Doan is a primary care provider, practicing in Family Medicine in Baldwin Park, California. Dr. Doan is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, High Cholesterol, Obesity, and Type 2 Diabetes (T2D). Dr. Doan is board certified in American Board Of Family Medicine. Dr. Doan is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Oncology Physicians Network Of California PC

    1910 Royalty Dr, 
    Pomona, CA 
     (8.4 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

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sartaj Arora is a Gastroenterologist practicing medicine in Covina, California. Dr. Arora is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 66 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Arora is board certified in American Board Of Internal Medicine.

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

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Adam Snyder is a Gastroenterologist practicing medicine in Covina, California. Dr. Snyder is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 63 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Visceromegaly, Gastrostomy, and Gastrectomy. Dr. Snyder is board certified in American Board Of Internal Medicine.

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

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ankush Sharma is a Gastroenterologist practicing medicine in Covina, California. Dr. Sharma is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 63 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Colonoscopy, and Gastrectomy. Dr. Sharma is board certified in American Board Of Internal Medicine.

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

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Patrick Truong is a Gastroenterologist practicing medicine in Glendora, California. Dr. Truong 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 Swallowing Difficulty, Painful Swallowing, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Truong is board certified in American Board Of Internal Medicine.

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

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Osama Sidhom is a Gastroenterologist practicing medicine in Glendora, California. Dr. Sidhom is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrostomy, and Gastrectomy. Dr. Sidhom is board certified in American Board Of Internal Medicine.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine
    22716 Mountain Laurel Way, 
    Diamond Bar, CA 
     (8.2 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
    General Surgery | Colorectal Surgery | Gastroenterology
    Experienced in Diarrhea
    General Surgery | Colorectal Surgery | Gastroenterology
    Referral may be required

    Petar Vukasin Md, Inc.

    301 W Huntington Dr, 
    Arcadia, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Petar Vukasin is a General Surgeon and a Colorectal Surgeon practicing medicine in Arcadia, California. Dr. Vukasin is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Anal Fissure, Genital Warts, Familial Colorectal Cancer, Proctitis, and Hernia Surgery. Dr. Vukasin is board certified in Colon & Rectal Surgery and American Board Surgery. Dr. Vukasin is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required
    315 N 3rd Ave, Suite 205, 
    Covina, CA 
     (0.2 miles away)
    Languages Spoken:
    English

    Priti Desai is a Pediatrics provider practicing medicine in Covina, California. Dr. Desai 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 Roseola, Viral Gastroenteritis, Asthma in Children, and Obesity in Children.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology
    Referral may be required

    Boston Medical And Surgical Dermatology

    247 W San Bernardino Rd, 
    Covina, CA 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shahnawaz Jaffer is a Gastroenterologist practicing medicine in Covina, California. Dr. Jaffer 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 VIPoma, Diverticular Disease, Esophagitis, Colonoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Paul S. Usborne, MD

    256 W San Bernardino Rd, 
    Covina, CA 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Paul Usborne is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Usborne 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 Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, Folate Deficiency, and Subacute Combined Degeneration. Dr. Usborne is board certified in American Board Of Family Medicine.

    Experienced in Diarrhea
    Family Medicine | General Practice
    Experienced in Diarrhea
    Family Medicine | General Practice

    Valley Physicians Medical Group Inc.

    168 W Badillo St, 
    Covina, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Prasert Vassantachart is a primary care provider, practicing in Family Medicine and General Practice in Covina, California. Dr. Vassantachart 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 Costochondritis, Tietz Syndrome, Type 2 Diabetes (T2D), Gastrostomy, and Colonoscopy.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    J Gabriel Castellanos, MD Inc.

    234 E Badillo St, 
    Covina, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    Jose Castellanos is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Castellanos is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Castellanos is board certified in American Board Of Family Medicine.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Radhika Tulpule Md.

    110 N 4th Ave, 
    Covina, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    Radhika Tulpule is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Tulpule 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 Apparent Mineralocorticoid Excess, Type 2 Diabetes (T2D), Hyperaldosteronism, Gastrostomy, and Ureteroscopy. Dr. Tulpule is board certified in American Board Of Internal Medicine.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Dagher MD Medical Group, Inc.

    376 W Badillo St, 
    Covina, CA 
     (0.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nadim Dagher is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Dagher 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 Osteomyelitis in Children, Axillary Nerve Dysfunction, Erectile Dysfunction (ED), and Persistent Genital Arousal Disorder. Dr. Dagher is board certified in American Board Of Internal Medicine.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Optum - Covina Main

    420 W Rowland St, 
    Covina, CA 
     (0.9 miles away)
    Languages Spoken:
    English

    Muhammad Sohel is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Sohel is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Peptic Ulcer, Necrosis, and Parinaud Oculoglandular Syndrome. Dr. Sohel is board certified in National Board Of Physicians And Surgeons.

    Showing 1-20 of 343

    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 covina, 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 covina, 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 covina, 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 covina, 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 covina, 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 covina, 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 covina, 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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