The 20 Best Diarrhea Doctors Near Me in camarillo, CA

Find the Top Diarrhea Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 138 doctor with experience in Diarrhea near camarillo, CA. Of these, 116 are Experienced, 20 are Advanced and 2 are Distinguished.

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138 providers found
    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Karen Simon is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Simon is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Painful Swallowing, Endoscopy, and Colonoscopy. Dr. Simon is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Simon is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Christopher D. Arnold, DO Private Practice

    3901 Las Posas Rd, Ste 207, 
    Camarillo, CA 
     (2.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Christopher Arnold is a primary care provider, practicing in Family Medicine in Camarillo, California. Dr. Arnold is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Arnold is board certified in Family Medicine. Dr. Arnold is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Afrouz S. Gerayli, MD Private Practice

    Camarillo, CA 
     (2.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Afrouz Gerayli is a primary care provider, practicing in Internal Medicine in Camarillo, California. Dr. Gerayli is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 22 other conditions, according to our data. Her clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Degos Disease. Dr. Gerayli is board certified in Internal Medicine. Dr. Gerayli is currently accepting new patients.

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

    California Healthfirst Physicians

    5051 Verdugo Way Ste 100, 
    Camarillo, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mark Stokols is a primary care provider, practicing in Internal Medicine in Camarillo, California. Dr. Stokols 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 Chronic Cough, Vertigo, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Stokols is currently accepting new patients.

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

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Micha Rojany is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Rojany is rated as an Experienced 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 Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Angiodysplasia of the Colon, Endoscopy, and Gastrectomy. Dr. Rojany is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Rojany is currently accepting new patients.

    Experienced in Diarrhea
    Experienced in Diarrhea
    Referral may be required

    Calvin C. Lin, MD Private Practice

    2438 N Ponderosa Dr, Ste C209, 
    Camarillo, CA 
     (2.0 miles away)
    Languages Spoken:
    English, Mandarin, Spanish
    Accepting New Patients

    Calvin Lin is a Pediatrics provider practicing medicine in Camarillo, California. Dr. Lin 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, Diarrhea, and Autism Spectrum Disorder. Dr. Lin is board certified in Pediatrics. Dr. Lin is currently accepting new patients.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology
    Referral may be required
    5800 Santa Rosa Road, Suite 149, 
    Camarillo, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Laya Nasrollah is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Nasrollah is rated as an Advanced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 35 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Diarrhea, Endoscopy, and Gastrectomy. Dr. Nasrollah is board certified in Gastroenterology-Internal Medicine. Dr. Nasrollah is currently accepting new patients.

    Experienced in Diarrhea
    Geriatrics | Internal Medicine
    Experienced in Diarrhea
    Geriatrics | Internal Medicine
    Referral may be required

    Primary Care & Specialty Care - Dignity Health Medical Group - Camarillo, CA

    5051 Verdugo Wy, Ste 100 & Ste 110, 
    Camarillo, CA 
     (2.9 miles away)
    Languages Spoken:
    English, Hindi, Spanish
    Accepting New Patients
    Offers Telehealth

    Avan Patel is a primary care provider, practicing in Geriatrics and Internal Medicine in Camarillo, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Vertebroplasty, and Bone Graft. Dr. Patel is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Clinicas Del Camino Real

    200 S Wells Rd, Ste 200, 
    Ventura, CA 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nasr Anees is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Anees 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), Maturity Onset Diabetes of the Young, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Anees is board certified in Family Medicine. Dr. Anees is currently accepting new patients.

    Advanced in Diarrhea
    Family Medicine
    Advanced in Diarrhea
    Family Medicine

    Primary Medical Group Of Ventura County Inc

    2772 Johnson Dr Ste 200, 
    Ventura, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edward Banman is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Banman is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Costochondritis, Tietz Syndrome, Hypertension, and Familial Hypertension. Dr. Banman is currently accepting new patients.

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

    Ventura County Gastroenterology Group

    4005 Mission Oaks Blvd, Ste A, 
    Camarillo, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jay Guan is a Gastroenterologist practicing medicine in Camarillo, California. Dr. Guan 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 Hemorrhoids, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Gastrectomy. Dr. Guan is board certified in Internal Medicine. Dr. Guan is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Santa Rosa Walk-In Medical Center

    4934 Verdugo Way, 
    Camarillo, CA 
     (1.9 miles away)
    Languages Spoken:
    English

    Kellie Zaylor is a primary care provider, practicing in Family Medicine in Camarillo, California. Dr. Zaylor 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 Shingles, Chronic Cough, Vertigo, and Tracheitis.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine
    5051 Verdugo Way, Ste 100, 
    Camarillo, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Jocelyn Napod is a primary care provider, practicing in Internal Medicine in Camarillo, California. Dr. Napod is rated as an Experienced provider by MediFind in the treatment of Diarrhea. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Premature Ovarian Failure, Chronic Cough, Infertility, and Vertigo.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Community Memorial Urgent Care

    422 Arneill Rd Ste B, 
    Camarillo, CA 
     (2.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brian Santini is a primary care provider, practicing in Internal Medicine in Camarillo, California. Dr. Santini 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 Hereditary Ataxia, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    CB Rehab Partners Inc

    1751 Lombard St Ste A, 
    Oxnard, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gregorio Ruelas is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Ruelas 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 Type 2 Diabetes (T2D), Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, and Hyperaldosteronism. Dr. Ruelas is currently accepting new patients.

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

    Advanced Gastroentrology Inc

    555 Marin St, Ste 270, 
    Thousand Oaks, CA 
     (9.3 miles away)
    Languages Spoken:
    English, Farsi, Spanish
    Accepting New Patients
    Offers Telehealth

    Gilbert Simoni is a Gastroenterologist practicing medicine in Thousand Oaks, California. Dr. Simoni is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonic Malakoplakia, Endoscopy, and Colonoscopy. Dr. Simoni is board certified in Internal Medicine (Sub: Gastroenterology) and Internal Medicine. Dr. Simoni is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Primary Medical Group Of Ventura County Inc

    2772 Johnson Dr Ste 200, 
    Ventura, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sherilyn Wheaton is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Wheaton 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 Papular Urticaria, Erectile Dysfunction (ED), Persistent Genital Arousal Disorder, and Autoerythrocyte Sensitivity. Dr. Wheaton is currently accepting new patients.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Office

    5855 Olivas Park Dr, 
    Ventura, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Abraham Orozco is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Orozco is rated as an Experienced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Nonsyndromic Hearing Loss, Type 2 Diabetes (T2D), and Hypothyroidism. Dr. Orozco is currently accepting new patients.

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

    Ventura County Gastroenterology Group

    2241 Wankel Way, Ste A, 
    Oxnard, CA 
     (6.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Justin Marasigan is a Gastroenterologist practicing medicine in Oxnard, California. Dr. Marasigan is rated as an Advanced provider by MediFind in the treatment of Diarrhea. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Colonoscopy. Dr. Marasigan is board certified in American Os Bd Internal Medicine and American Os Bd Internal Medicine (Sub: Gastroenterlogy). Dr. Marasigan is currently accepting new patients.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    California Coast Physicians, Inc

    2241 Wankel Way, Ste B, 
    Oxnard, CA 
     (6.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Karen Fields is a primary care provider, practicing in Internal Medicine in Oxnard, California. Dr. Fields is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her clinical expertise encompasses Osteoporosis, Postmenopausal Osteoporosis, Insomnia, and Glucocorticoid-Remediable Aldosteronism. Dr. Fields is board certified in Internal Medicine. Dr. Fields is currently accepting new patients.

    Showing 1-20 of 138

    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 camarillo, 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 camarillo, 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 camarillo, 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 camarillo, 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 camarillo, 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 camarillo, 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 camarillo, 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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