The 20 Best Diarrhea Doctors Near Me in National City, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 189 doctor with experience in Diarrhea near National City, CA. Of these, 173 are Experienced and 16 are Advanced.

Location
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189 providers found
    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Paradise Comprehensive Medical Group

    340 Fourth Ave Ste 11, 
    Chula Vista,, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ali Alamar is a primary care provider, practicing in Family Medicine in Chula Vista,, California. Dr. Alamar is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Amebic Liver Abscess, End-Stage Renal Disease (ESRD), Glossitis, Gastrostomy, and Endoscopy.

    Experienced in Diarrhea
    General Practice
    Experienced in Diarrhea
    General Practice

    Naval Medical Center San Diego

    34800 Bob Wilson Dr, 
    San Diego, CA 
     (4.2 miles away)
    Languages Spoken:
    English

    Loren Dukate is a primary care provider, practicing in General Practice in San Diego, California. Dr. Dukate is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Acne and Diarrhea.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Gregory J. Wiener M D Professional Corp.

    353 Church Ave # A, 
    Chula Vista, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Gregory Wiener is a Gastroenterologist in Chula Vista, California. Dr. Wiener is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastroparesis, Non-Alcoholic Fatty Liver Disease, Gastroesophageal Reflux Disease (GERD), Visceromegaly, and Endoscopy.

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

    Office

    1428 Highland Ave, 
    National City, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Archie Bella is a primary care provider, practicing in Internal Medicine in National City, California. Dr. Bella is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Obesity in Children, Food Allergy, High Cholesterol, and Hypertension.

    Experienced in Diarrhea
    Pediatrics
    Experienced in Diarrhea
    Pediatrics

    Matthew A Williams MD

    502 Euclid Ave Ste 201, 
    National City, CA 
     (0.6 miles away)
    Languages Spoken:
    English

    Elena Vitug is a Pediatrics provider in National City, California. Dr. Vitug 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), Asthma in Children, and Autism Spectrum Disorder.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Pediatrics In Paradise

    655 S. Euclid Avenue, Suite #207, 
    National City, CA 
     (0.6 miles away)
    Languages Spoken:
    English

    Blanca Fresno is a Pediatrics provider in National City, California. Dr. Fresno is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Obesity in Children, Delayed Growth, Autism Spectrum Disorder, and Jaundice.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Paradise Valley Hospital

    2400 E 4th St, 
    National City, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Negin Rajaipour is a primary care provider, practicing in Family Medicine in National City, California. Dr. Rajaipour is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Acute Cystitis, Tracheitis, Multisystem Inflammatory Syndrome in Children (MIS-C), and COVID-19.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Alb, Ovidiu, M.D.

    22 W 35th St, 
    National City, CA 
     (2.0 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English

    Ovidiu Alb is a primary care provider, practicing in Family Medicine in National City, California. Dr. Alb has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Osteomyelitis in Children, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Diamond Neighborhoods Family Health Center

    4725 Market St, 
    San Diego, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Bahghi Keflezighi is a primary care provider, practicing in Family Medicine in San Diego, California. Dr. Keflezighi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Obesity in Children, Food Allergy, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Intrauterine Device Insertion.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Family Health Centers Of San Diego Inc.

    1809 National Ave, 
    San Diego, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Harris Niazi is a primary care provider, practicing in Family Medicine in San Diego, California. Dr. Niazi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Cellulitis, Lymphangitis, Multisystem Inflammatory Syndrome in Children (MIS-C), and COVID-19.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Family Health Centers Of San Diego Inc.

    1809 National Ave, 
    San Diego, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Charles Smoot is a primary care provider, practicing in Family Medicine in San Diego, California. Dr. Smoot is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Obesity in Children, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Office

    480 Fourth Ave Ste 403, 
    Chula Vista, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Krystal Jimenez is a primary care provider, practicing in Family Medicine in Chula Vista, California. Dr. Jimenez is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diarrhea and Type 2 Diabetes (T2D).

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Precision Research Institute LLC

    292 Euclid Ave Ste 115, 
    San Diego, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Carlton Thomas is an Internal Medicine provider in San Diego, California. Dr. Thomas is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Childhood Pancreatitis, Acute Pancreatitis, Gastric Dysmotility, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Precision Research Institute LLC

    292 Euclid Ave Ste 115, 
    San Diego, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Katherine Shaffer is an Internal Medicine provider in San Diego, California. Dr. Shaffer is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Bacterial Gastroenteritis, Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Endoscopy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Precision Research Institute LLC

    292 Euclid Ave Ste 115, 
    San Diego, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Taddese Desta is a Gastroenterologist in San Diego, California. Dr. Desta is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Hemorrhoids, Gastritis, Gastroesophageal Reflux Disease (GERD), Diverticular Disease, and Endoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Valderrama M.D., Inc.

    360 H St, 
    Chula Vista, CA 
     (3.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Arturo Valderrama is a primary care provider, practicing in Internal Medicine in Chula Vista, California. Dr. Valderrama is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Abdominal Obesity Metabolic Syndrome, Type B Insulin Resistance Syndrome, Mitochondrial Complex V Deficiency, and Cytochrome C Oxidase Deficiency.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Sharp Rees-Stealy Medical Group Inc

    525 Third Ave, 
    Chula Vista, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Andrew Rusnak is a primary care provider, practicing in Family Medicine in Chula Vista, California. Dr. Rusnak is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Cellulitis, Pustules, Necrosis, and Peptic Ulcer.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Sharp Rees-Stealy Medical Group Inc

    525 Third Ave, 
    Chula Vista, CA 
     (3.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Min Zhao is a primary care provider, practicing in Internal Medicine in Chula Vista, California. Dr. Zhao is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Pulmonary Edema, Avian Influenza, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), and Pancreaticoduodenectomy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Office

    587 Third Ave, 
    Chula Vista, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Erick Alayo is a Gastroenterologist in Chula Vista, California. Dr. Alayo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Menetrier Disease, Chronic Erosive Gastritis, Non-Alcoholic Fatty Liver Disease, and Gastroesophageal Reflux Disease (GERD).

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Southern California Liver Centers, Inc.

    303 H St Ste 103, 
    Chula Vista, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Deanna Oliver is a primary care provider, practicing in Internal Medicine in Chula Vista, California. Dr. Oliver is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Visceromegaly, Hepatitis, Enlarged Liver, and Cirrhosis.

    Showing 1-20 of 189

    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 National City, 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 National City, 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 National City, 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 National City, 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 National City, 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 National City, 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 National City, 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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