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    Last Updated: 02/22/2026

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    MediFind found 5507 doctor with experience in Diarrhea near California, US. Of these, 5024 are Experienced, 445 are Advanced, 33 are Distinguished and 4 are Elite.

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    5,507 providers found
      Stephen P. Luby
      Elite in Diarrhea
      Internal Medicine
      Elite in Diarrhea
      Internal Medicine
      473 Via Ortega, Y2e2, Mc 4205, 
      Stanford, CA 
      Languages Spoken:
      English

      Stephen Luby is a primary care provider, practicing in Internal Medicine in Stanford, California. Dr. Luby is rated as an Elite provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diarrhea, Parainfluenza, Typhoid Fever, and Salmonella Enterocolitis.

      Elite in Diarrhea
      Gastroenterology
      Elite in Diarrhea
      Gastroenterology

      Cedars-Sinai Medical Center

      8700 Beverly Blvd, 
      West Hollywood, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Mark Pimentel is a Gastroenterologist in West Hollywood, California. Dr. Pimentel is rated as an Elite provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Irritable Bowel Syndrome (IBS), Small Bowel Bacterial Overgrowth, Diarrhea, Endoscopy, and Appendectomy.

      Elite in Diarrhea
      Gastroenterology
      Elite in Diarrhea
      Gastroenterology

      The Regents Of The University Of California

      100 Medical Plaza, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Lin Chang is a Gastroenterologist in Los Angeles, California. Dr. Chang is rated as an Elite provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Irritable Bowel Syndrome (IBS), Diarrhea, Chronic Idiopathic Constipation (CIC), Indigestion, and Endoscopy.

      Learn about our expert tiers
      Elite in Diarrhea
      Gastroenterology | Radiation Oncology
      Elite in Diarrhea
      Gastroenterology | Radiation Oncology

      Cedars-Sinai Medical Center

      8700 Beverly Blvd, 
      West Hollywood, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Ali Rezaie is a Gastroenterologist and a Radiation Oncologist in West Hollywood, California. Dr. Rezaie is rated as an Elite provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Small Bowel Bacterial Overgrowth, Irritable Bowel Syndrome (IBS), Diarrhea, Endoscopy, and Appendectomy.

      Sivakumar R. Munnangi
      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology

      Sivakumar R. Munnangi, MD Private Practice

      386 W Olive Ave, Ste A, 
      Merced, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Gastroenterologist & Hepatologist who operates own private practice and endoscopy center in Merced, CA. Dr. Munnangi is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Chronic Erosive Gastritis, Hemorrhoids, Diverticular Disease, Gastrectomy, and Colonoscopy.

      Atul B. Vachhani
      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology

      Santa Maria Gastroenterology Medical Group

      361 Town Center West, Ste 101, 
      Santa Maria, CA 
      Languages Spoken:
      English
      Accepting New Patients

      We understand that visiting the gastroenterologist may be a new experience for you and that you may be in pain or worried about your health. That?s why all the staff at the Santa Maria Digestive Diagnostic Center and Santa Maria Gastroenterology focus on making you feel comfortable and confident in our care. Our physicians and our medical team take extra care to listen to your concerns, answer all your questions and thoroughly explain your condition and treatment options. Dr. Vachhani is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Colonoscopy.

      Roger M. Kao
      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology

      Digestive Care Medical Center

      1000 Laurel St, 
      San Carlos, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      In his free time, Dr. Kao enjoys playing the piano, listening to live music, enjoying the outdoors and traveling to Italy. He and his wife, who were married in her hometown of Padova, Italy, also love to bike, run and enjoy the outdoors. Dr. Roger Kao is fluent in Mandarin Chinese and conversational medical Spanish and Italian. Dr. Kao is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastric Dysmotility, Irritable Bowel Syndrome (IBS), Diarrhea, Gastrectomy, and Endoscopy.

      Paul D. Wetzel
      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology

      San Luis Gastroenterology

      1551 Bishop St., Ste 430, 
      San Luis Obispo, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Paul Wetzel is a Gastroenterologist in San Luis Obispo, California. Dr. Wetzel is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Diverticular Disease, Endoscopy, and Gastrectomy. Dr. Wetzel is currently accepting new patients.

      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology
      16260 Ventura Boulevard, Suite LL15, 
      Encino, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Mordo Suchov is a Gastroenterologist in Encino, California. Dr. Suchov is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Esophageal Varices, Esophagitis, Painful Swallowing, Gastrectomy, and Gastrostomy. Dr. Suchov is currently accepting new patients.

      Distinguished in Diarrhea
      Gastroenterology
      Distinguished in Diarrhea
      Gastroenterology
      23600 Telo Avenue, Suite 260, 
      Torrance, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Oren Zaidel is a Gastroenterologist in Torrance, California. Dr. Zaidel is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gas Bloat Syndrome, Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Endoscopy, and Colonoscopy. Dr. Zaidel is currently accepting new patients.

      Distinguished in Diarrhea
      Family Medicine
      Distinguished in Diarrhea
      Family Medicine
      8101 Newman Avenue, Suite B, 
      Huntington Beach, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Nahla Salem is a primary care provider, practicing in Family Medicine in Huntington Beach, California. Dr. Salem is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Acute Cystitis, Otitis, Cellulitis, and Urinary Tract Infection in Children. Dr. Salem is currently accepting new patients.

      Distinguished in Diarrhea
      Family Medicine
      Distinguished in Diarrhea
      Family Medicine

      Newport Walk In Medical Group Inc.

      2075 San Joaquin Hills Rd, 
      Newport Beach, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Nathan Kiskila is a primary care provider, practicing in Family Medicine in Newport Beach, California. Dr. Kiskila is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Tracheitis, Lymphangitis, Urinary Tract Infection in Children, and Urinary Tract Infection (UTI).

      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Enloe Medical Center

      111 Raley Blvd, Suite 100, 
      Chico, CA 
      Languages Spoken:
      English

      Peter Bangsund is a Gastroenterologist in Chico, California. Dr. Bangsund is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Esophagitis, Colitis, Lower Esophageal Ring, Colonoscopy, and Gastrectomy.

      Thomas P. Hsia
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Santa Maria Gastroenterology Medical Group

      230 Station Way, Ste. B, 
      Arroyo Grande, CA 
      Languages Spoken:
      English
      Accepting New Patients

      We understand that visiting the gastroenterologist may be a new experience for you and that you may be in pain or worried about your health. That?s why all the staff at the Santa Maria Digestive Diagnostic Center and Santa Maria Gastroenterology focus on making you feel comfortable and confident in our care. Our physicians and our medical team take extra care to listen to your concerns, answer all your questions and thoroughly explain your condition and treatment options. Dr. Hsia is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Enlarged Liver, Familial Adenomatous Polyposis, Gardner Syndrome, Gastrectomy, and Endoscopy.

      Armine Sarkisian
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Armine Sarkisian, MD Private Practice

      912 W Glenoaks Blvd, 
      Glendale, CA 
      Languages Spoken:
      English, Armenian, Russian
      Accepting New Patients

      Our goal is to provide medical care in a caring and respectful way. Dr. Sarkisian is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Gas Bloat Syndrome, Gastric Dysmotility, Chronic Erosive Gastritis, Gastrectomy, and Gastrostomy.

      Paramjit S. Benipal
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Santa Maria Gastroenterology Medical Group

      361 Town Center West, Ste 101, 
      Santa Maria, CA 
      Languages Spoken:
      English, Hindi, Punjabi
      Accepting New Patients
      Offers Telehealth

      We understand that visiting the gastroenterologist may be a new experience for you and that you may be in pain or worried about your health. That?s why all the staff at the Santa Maria Digestive Diagnostic Center and Santa Maria Gastroenterology focus on making you feel comfortable and confident in our care. Our physicians and our medical team take extra care to listen to your concerns, answer all your questions and thoroughly explain your condition and treatment options. Dr. Benipal is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Adenomatous Polyposis, Colonic Malakoplakia, Gardner Syndrome, Gastrectomy, and Endoscopy.

      Edward K. Onuma
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Peninsula Gastrointestinal Specialists

      100 S Ellsworth Ave, Ste 507, 
      San Mateo, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Edward Onuma is a Gastroenterologist in San Mateo, California. Dr. Onuma is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Hemorrhoids, Heartburn, Portal Hypertension, Gastrectomy, and Colonoscopy. Dr. Onuma is currently accepting new patients.

      Jonathan L. Riegler
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Pacific Central Coast Health Centers

      1255 Las Tablas Rd, Suite 201, 
      Templeton, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Dr. Jonathan Riegler is a Board Certified Gastroenterologist. Medical Education: University of Michigan Medical SchoolInternship and Residency: Duke UniversityFellowship: University of California, San FranciscoDr. Riegler's Care Philosophy: “I strive to recognize and understand the complex issues involved in the physician- patient relationship and try to treat patients in the way I'd want me or my family members treated.” When he's not working Dr. Riegler enjoys Cycling and traveling. Dr. Riegler is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gardner Syndrome, Colonoscopy, and Gastrectomy.

      Kevin B. Hill
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Gastroenterology - Dignity Health Medical Group - Grass Valley, CA

      300 Sierra College Drive, Ste 105 & 220, 
      Grass Valley, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Dr. Hill grew up in southern California near Anaheim. He graduated from the New York College of Osteopathic Medicine in 1996. He completed his Internal Medicine residency in 1999 at Loma Linda University but stayed on an additional year as the chief medical resident. Dr Hill then completed his Gastroenterology fellowship at Loma Linda in 2003. After fellowship he took a position at Sutter Medical Group in Auburn California where he practiced for over 5 years. He will be starting in Grass Valley in January 2009. Dr Hill is board certified in both Internal Medicine and Gastroenterology. His areas of interest include therapeutic endoscopy and hepatology, though he enjoys all aspects of Gastroenterology. Dr Hill enjoys athletics and reading. He is married and has 2 children.To contribute to the wellness of our community through the provision of quality services delivered in a compassionate and cost-effective manner.We will be a community-oriented endoscopy center. We will directly provide endoscopy services in the ambulatory setting. In addition, we will collaborate with other providers to manage and improve the total health of our community with compassion, dedication and accountability for quality and efficiency. Dr. Hill is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gardner Syndrome, Turcot Syndrome, Gastritis, Gastrectomy, and Gastrostomy.

      Jeffry A. Brown
      Advanced in Diarrhea
      Gastroenterology
      Advanced in Diarrhea
      Gastroenterology

      Gastroenterology - Dignity Health - Templeton, CA

      350 Posada Lane, Suite 202, 
      Templeton, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Bringing extensive expertise to the Central Coast, Dr. Jeffry Brown is a dedicated gastroenterologist with Dignity Health Pacific Central Coast Health Centers. His robust academic background includes a B.A. in Medical Physics and an M.A. in Biophysics from UC Berkeley. He went on to earn his M.D. from U.C. Davis School of Medicine, then completed his Internal Medicine residency at St. Mary Medical Center in Long Beach, followed by a Gastroenterology fellowship at Harbor-UCLA Medical Center. Dr. Brown previously led Endoscopy Services as Medical Director at Kaweah Delta Medical Center since 2005 and holds a fellowship in Endoscopic Ultrasound. While proficient in general gastroenterology, he has a special interest in the diagnosis and treatment of pancreatic and biliary diseases. In his leisure time, Dr. Brown enjoys biking and golfing. Dr. Brown is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Painful Swallowing, Swallowing Difficulty, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.

      Showing 1-20 of 5,507

      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 in California, US?

      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 in California, US?

      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 in California, US?

      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 in California, US?

      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 in California, US?

      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 in California, US?

      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 in California, US?

      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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