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    Last Updated: 02/22/2026

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    MediFind found 141 doctor with experience in Diarrhea near San Marcos, CA. Of these, 127 are Experienced, 13 are Advanced and 1 are Distinguished.

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    LocationClose
    141 providers found
      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology

      North County Gastroenterology Medical Group Inc.

      3923 Waring Rd Ste A, 
      Oceanside, CA 
       (7.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Javaid Shad is a Gastroenterologist in Oceanside, California. Dr. Shad is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Heartburn, Diarrhea, Trichohepatoenteric Syndrome, Gastrectomy, and Colonoscopy.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Truecare

      150 Valpreda Rd, 
      San Marcos, CA 
       (0.6 miles away)
      Languages Spoken:
      English

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

      Experienced in Diarrhea
      Experienced in Diarrhea
      150 Valpreda Rd, 
      San Marcos, CA 
       (0.6 miles away)
      Languages Spoken:
      English

      Janani Umakanthan is a Pediatrics provider in San Marcos, California. Dr. Umakanthan is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Viral Gastroenteritis, Asthma in Children, Diarrhea, and Zoon Vulvitis.

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

      San Marcos Medical Offices

      400 Craven Rd, 
      San Marcos, CA 
       (1.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Christine Dao is a primary care provider, practicing in Family Medicine in San Marcos, California. Dr. Dao is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Neuralgia, Asthma, Vaginal Cysts, and Vaginal Dryness. Dr. Dao is currently accepting new patients.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      San Marcos Medical Offices

      400 Craven Rd, 
      San Marcos, CA 
       (1.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Alejandro Soto is a primary care provider, practicing in Family Medicine in San Marcos, California. Dr. Soto is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Maturity Onset Diabetes of the Young, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Soto is currently accepting new patients.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Cleveland Clinic

      400 Craven Rd, 
      San Marcos, CA 
       (1.0 miles away)
      Languages Spoken:
      English

      Michael Hackett is a primary care provider, practicing in Family Medicine in San Marcos, California. Dr. Hackett is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Maturity Onset Diabetes of the Young.

      Experienced in Diarrhea
      Pediatrics
      Experienced in Diarrhea
      Pediatrics
      235 N Rancho Santa Fe Rd, Suite 205, 
      San Marcos, CA 
       (1.9 miles away)
      Languages Spoken:
      English

      Ronald Park is a Pediatrics provider in San Marcos, California. Dr. Park is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Obesity in Children, Autism Spectrum Disorder, Developmental Dysphasia Familial, and Genetic Epilepsy with Febrile Seizures Plus (GEFS+).

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      Kaiser Permanente San Marcos Medical Center

      360 Rush Dr, 
      San Marcos, CA 
       (2.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Ariyon Schreiber is a primary care provider, practicing in Internal Medicine in San Marcos, California. Dr. Schreiber is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are COVID-19, Cardiomyopathy, Jaundice, and Severe Acute Respiratory Syndrome (SARS). Dr. Schreiber is currently accepting new patients.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      Uc San Diego Health-Vista

      910 Sycamore Ave, 
      Vista, CA 
       (3.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Hamid Amjadi is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Amjadi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Hypertension, and Familial Hypertension.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      Uc San Diego Health-Vista

      910 Sycamore Ave, 
      Vista, CA 
       (3.3 miles away)
      Languages Spoken:
      English

      Mary Jaramillo is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Jaramillo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Familial Colorectal Cancer, Breast Cancer, Hypothyroidism, and Sitosterolemia.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      John H. Clancy, Do And Tara Leigh Clancy Do Medical Corporation

      2375 S Melrose Dr, 
      Vista, CA 
       (4.4 miles away)
      Experience:
      32+ years
      Languages Spoken:
      English

      John Clancy is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Clancy has been practicing medicine for over 32 years and is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Fifth Disease, Diabetic Neuropathy, Herpetic Stomatitis, and Gingivostomatitis.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      Medical Group Of North County Inc.

      910 Sycamore Ave Ste 270, 
      Vista, CA 
       (4.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Christine Nguyen is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Hypothyroidism, Obesity in Children, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Diarrhea
      Internal Medicine
      Experienced in Diarrhea
      Internal Medicine

      Medical Group Of North County Inc.

      910 Sycamore Ave Ste 270, 
      Vista, CA 
       (4.5 miles away)
      Languages Spoken:
      English

      Neil Levine is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Levine is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Hypothyroidism, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Scripps Coastal Medical Center Carlsbad

      2176 Salk Ave, 
      Carlsbad, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Irina Proshkina is a primary care provider, practicing in Family Medicine in Carlsbad, California. Dr. Proshkina is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Ganglioglioma, Epidermal Nevus, High Cholesterol, and Obesity in Children.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Surfside Medical Group

      3230 Waring Ct, Ste J, 
      Oceanside, CA 
       (7.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Stewart Wilkey is a primary care provider, practicing in Family Medicine in Oceanside, California. Dr. Wilkey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Erectile Dysfunction (ED), and Persistent Genital Arousal Disorder.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Scripps Coastal Medical Center Encinitas

      477 N El Camino Real Ste B303, 
      Encinitas, CA 
       (8.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Gerard Lumkong is a primary care provider, practicing in Family Medicine in Encinitas, California. Dr. Lumkong is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are High Cholesterol, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

      Experienced in Diarrhea
      Experienced in Diarrhea

      Office

      3605 Vista Way Ste 130, 
      Oceanside, CA 
       (8.6 miles away)
      Languages Spoken:
      English

      Donald Miller is a Pediatrics provider in Oceanside, California. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Obesity in Children, PIK3CA-Related Overgrowth Spectrum, Croup, and Autism Spectrum Disorder.

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      UC San Diego Health

      1505 Encinitas Blvd, 
      Encinitas, CA 
       (8.6 miles away)
      Languages Spoken:
      English

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

      Experienced in Diarrhea
      Family Medicine
      Experienced in Diarrhea
      Family Medicine

      Radiology/Diagnostic Imaging Rancho Bernardo Medical Offices

      17140 Bernardo Center Dr, 
      San Diego, CA 
       (9.7 miles away)
      Experience:
      17+ years
      Languages Spoken:
      English

      Joanne Mo is a primary care provider, practicing in Family Medicine in San Diego, California. Dr. Mo has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Vaginal Cysts, Vaginal Dryness, Asthma in Children, and Asthma.

      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Office

      935 E Pennsylvania Ave, 
      Escondido, CA 
       (5.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Naveen Gara is a Gastroenterologist in Escondido, California. Dr. Gara is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Hepatitis, Portal Hypertension, Nonalcoholic Steatohepatitis (NASH), Endoscopy, and Colonoscopy. Dr. Gara is currently accepting new patients.

      Showing 1-20 of 141

      Last Updated: 02/22/2026

      What is the definition of Diarrhea?

      Diarrhea is when you pass loose or watery stool.

      When should I see a Diarrhea doctor near San Marcos, 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 San Marcos, 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 San Marcos, 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 San Marcos, 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 San Marcos, 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 San Marcos, 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 San Marcos, 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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