The 20 Best Hemorrhagic Proctocolitis Doctors Near Me in California, US

Find the Top Hemorrhagic Proctocolitis Experts and Specialists

The 20 Best Hemorrhagic Proctocolitis Doctors in California, US

Last Updated: 02/22/2026

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MediFind found 801 doctor with experience in Hemorrhagic Proctocolitis near California, US. Of these, 695 are Experienced, 83 are Advanced, 16 are Distinguished and 7 are Elite.

Location
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801 providers found
    Phillip Fleshner
    Elite in Hemorrhagic Proctocolitis
    Colorectal Surgery
    Elite in Hemorrhagic Proctocolitis
    Colorectal Surgery

    Cedars-Sinai Colorectal Surgery Center-Los Angeles

    8737 Beverly Blvd Ste 101, 
    West Hollywood, CA 
    Languages Spoken:
    English

    Phillip Fleshner is a Colorectal Surgeon in West Hollywood, California. Dr. Fleshner is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Ileostomy, and Small Bowel Resection.

    William Sandborn
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology

    Office

    9350 Campus Point Dr Ste 2B, 
    La Jolla, CA 
    Languages Spoken:
    English

    William Sandborn is a Gastroenterologist in La Jolla, California. Dr. Sandborn is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Hemorrhagic Proctocolitis, Ulcerative Colitis, Endoscopy, and Colonoscopy.

    Brigid Boland
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology

    UC San Diego Student Health SVC Pharmacy

    9500 Gilman Dr, 
    La Jolla, CA 
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Brigid Boland is a Gastroenterologist in La Jolla, California. Dr. Boland has been practicing medicine for over 18 years and is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Hemorrhagic Proctocolitis, Colonoscopy, and Endoscopy.

    Learn about our expert tiers
    Uma Mahadevan
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology

    Colitis And Crohn's Disease Center

    1701 Divisadero St., Suite 120, 
    San Francisco, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Uma Mahadevan is a gastroenterologist and director of the UCSF Colitis and Crohn's Disease Center. She is an expert on inflammatory bowel disease (IBD), particularly as it relates to pregnancy and fertility, and on managing patients with complex Crohn's disease and ulcerative colitis. In research, Mahadevan is interested in digital health for IBD and developing novel therapies for IBD, and she is involved in trials of new drugs and dietary therapies. Mahadevan earned her medical degree from the SUNY Downstate Health Sciences University College of Medicine, part of the State University of New York system. She completed a residency in internal medicine at the Mount Sinai Health System, a fellowship in gastroenterology at UCSF, and a fellowship in IBD at the Mayo Clinic in Rochester, Minnesota. Dr. Mahadevan is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Viral Gastroenteritis, Ileostomy, and Colonoscopy.

    Gil Melmed
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology

    Cedars-Sinai Inflammatory Bowel Disease Center

    8720 Beverly Blvd, 
    West Hollywood, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Gil Melmed is a Gastroenterologist in West Hollywood, California. Dr. Melmed is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Endoscopy, and Small Bowel Resection.

    Elite in Hemorrhagic Proctocolitis
    Gastroenterology
    Elite in Hemorrhagic Proctocolitis
    Gastroenterology

    Cedars-Sinai Inflammatory Bowel Disease Center

    8720 Beverly Blvd, 
    West Hollywood, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Andres Yarur is a Gastroenterologist in West Hollywood, California. Dr. Yarur is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Ulcerative Colitis, Viral Gastroenteritis, Hemorrhagic Proctocolitis, Small Bowel Resection, and Endoscopy.

    Elite in Hemorrhagic Proctocolitis
    Internal Medicine
    Elite in Hemorrhagic Proctocolitis
    Internal Medicine

    The Regents Of The University Of California

    200 Medical Plz, 
    Los Angeles, CA 
    Languages Spoken:
    English

    Charles Bernstein is an Internal Medicine provider in Los Angeles, California. Dr. Bernstein is rated as an Elite provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Colonoscopy, and Endoscopy.

    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology

    The Regents Of The University Of California

    200 Medical Plz, 
    Los Angeles, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Berkeley Limketkai is a Gastroenterologist in Los Angeles, California. Dr. Limketkai is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Small Bowel Resection, and Colonoscopy.

    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    27799 Medical Center Road, Suite 320, 
    Mission Viejo, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Douglas Nguyen is a Gastroenterologist in Mission Viejo, California. Dr. Nguyen is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Hemorrhagic Proctocolitis, Colonoscopy, and Endoscopy. Dr. Nguyen is currently accepting new patients.

    Distinguished in Hemorrhagic Proctocolitis
    Colorectal Surgery
    Distinguished in Hemorrhagic Proctocolitis
    Colorectal Surgery

    Cedars-Sinai Colorectal Surgery Center - Los Angeles

    8737 Beverly Blvd Ste 101, 
    West Hollywood, CA 
    Languages Spoken:
    English

    Karen Zaghiyan is a Colorectal Surgeon in West Hollywood, California. Dr. Zaghiyan is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. Her top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Anal Fissure, Ileostomy, and Hemorrhoidectomy.

    Stephan Targan
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology

    Cedars-Sinai Inflammatory Bowel Disease Center

    8720 Beverly Blvd, 
    West Hollywood, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Stephan Targan is a Gastroenterologist in West Hollywood, California. Dr. Targan is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Small Bowel Resection, and Ileostomy.

    Jenny Sauk
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology

    Office

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

    Jenny Sauk is a Gastroenterologist in Los Angeles, California. Dr. Sauk is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Ileostomy, and Endoscopy.

    Jonathan P. Terdiman
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology

    Colitis And Crohn's Disease Center

    1701 Divisadero St., Suite 120, 
    San Francisco, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Jonathan Terdiman is a gastroenterologist who serves as co-director of UCSF's inflammatory bowel disease center and colorectal cancer prevention program. His research interests include colorectal cancer prevention, hereditary gastrointestinal cancer and inflammatory bowel disease. Terdiman earned his medical degree at Columbia University's Vagelos College of Physicians and Surgeons. He completed a residency in internal medicine and fellowships in critical care medicine and gastroenterology at UCSF. Terdiman frequently lectures in the community, at the university and for various professional organizations on the subjects he explores in his research. Dr. Terdiman is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.

    Siddharth Singh
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology
    Distinguished in Hemorrhagic Proctocolitis
    Gastroenterology

    UC San Diego Health Clinical Laboratory-La Jolla

    9350 Campus Point Dr, 
    La Jolla, CA 
    Languages Spoken:
    English

    Siddharth Singh is a Gastroenterologist in La Jolla, California. Dr. Singh is rated as a Distinguished provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Crohn's Disease, Hemorrhagic Proctocolitis, Ulcerative Colitis, Gastrectomy, and Endoscopy.

    Danny C. Yen
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    5 Medical Plaza Care Center

    5 Medical Plaza Drive, Suite 140, 
    Roseville, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Danny Yen is a Gastroenterologist in Roseville, California. Dr. Yen is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Familial Adenomatous Polyposis, Hemorrhagic Proctocolitis, Ulcerative Colitis, Gardner Syndrome, and Endoscopy. Dr. Yen is currently accepting new patients.

    Roger E. Mendis
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    Sutter Capitol Pavilion

    2725 Capitol Avenue, Suite 300, 
    Sacramento, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Roger Mendis is a Gastroenterologist in Sacramento, California. Dr. Mendis is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Hemorrhagic Proctocolitis, Familial Adenomatous Polyposis, Ulcerative Colitis, Gastrectomy, and Endoscopy. Dr. Mendis is currently accepting new patients.

    Klaus T. Gottlieb
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    Santa Maria Gastroenterology Medical Group

    1315 S Miller St, Ste 101, 
    Santa Maria, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Dr. Klaus Gottlieb is a translational scientist in immunology drug development with American Board certifications in Internal Medicine and Gastroenterology. He holds an MD-PhD (Dr.med.) degree from Bonn University in Germany, an MBA from Indiana University, and a Master of Science in Biotechnology from Johns Hopkins.He was most recently employed at the FDA, Quintiles (IQVIA), and Synthetic Biologics, Inc. He is now a Medical Fellow with Eli Lilly and Company and practices gastroenterology part-time in Santa Maria, CA. Dr. Gottlieb is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Hemorrhagic Proctocolitis, Ulcerative Colitis, Colitis, Colonoscopy, and Endoscopy.

    Jeffrey B. Mundorf
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    Gastroenterology - Dignity Health - San Luis Obispo, CA

    1551 Bishop Street, Suite 230, 
    San Luis Obispo, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Board Certification: Certified by American Board of Internal Medicine, GastroenterologyFellowship Training: Duke University Medical CenterInternship and Residency: University of California, San Diego Medical CenterMedical School: University of Texas Southwestern Medical SchoolProfessional Memberships: Member, American Gastroenterological AssociationMember and Fellow, American College of Gastroenterology. Dr. Mundorf is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Lower Esophageal Ring, Benign Esophageal Stricture, Endoscopy, and Colonoscopy.

    Jasbir S. Rangi
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    Capitol GI Consultants

    4 Medical Plaza Dr, Ste 205, 
    Roseville, CA 
    Languages Spoken:
    English, Hindi, Punjabi, Urdu
    Accepting New Patients
    Offers Telehealth

    Dr. Rangi received his medical degree from Government Medical College in Amritsar, India, and completed his Internship, Residency, and Fellowship at Wayne State University in Detroit, Michigan.  He is Board Certified in both Internal Medicine and Gastroenterology.  Dr. Rangi has been in practice since 1997 and has been with Capitol G.I. since 2005.  Dr. Rangi sees patients in our Roseville office. Dr. Rangi is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Familial Adenomatous Polyposis, Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Gastrectomy.

    Ronald K. Hsu
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology
    Advanced in Hemorrhagic Proctocolitis
    Gastroenterology

    Capitol GI Consultants

    4 Medical Plaza Dr, Ste 205, 
    Roseville, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Hsu received his medical degree from the University of Wales, College of Medicine, the United Kingdom, in 1985. He completed his Residency in Internal Medicine at the California Pacific Medical Center in San Francisco, California. Dr. Hsu received his G.I. Fellowship and Advanced Therapeutic Endoscopy Training at the University of California, Davis Medical Center (UCDMC). He is Board Certified in both Internal Medicine and Gastroenterology. Dr. Hsu has been in practice since 1989 and has been with Capitol G.I. since 2000. He served as Director of Endoscopy, G.I. Fellowship Training Program at UCDMC, and appointed Clinical Professor of Medicine since 2007. He is the current Governor of Northern California, American College of Gastroenterology and Co-Chair, CMAC of Northern California, Crohn's and Colitis Foundation. He has special interests in Barrett's Endoscopic Therapies, Endoscopic Retrograde Cholangiopancreatography, Colon Cancer Prevention, Inflammatory Bowel Disease, Intestinal Microbiome, and Fecal Microbiota Transplantation. Dr. Hsu sees patients in our Roseville office. Dr. Hsu is rated as an Advanced provider by MediFind in the treatment of Hemorrhagic Proctocolitis. His top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Gas Bloat Syndrome, Gastrectomy, and Endoscopy.

    Showing 1-20 of 801

    Last Updated: 02/22/2026

    What is the definition of Hemorrhagic Proctocolitis?

    Hemorrhagic proctocolitis is a condition in which there is inflammation in the lining of the colon and rectum that causes bleeding. Hemorrhagic proctocolitis has many possible causes.

    When should I see a Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis doctor search results page. 

    Why is it important to get a second opinion from a different Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis doctors in California, US?

    Look for the filter feature on the left side of the Hemorrhagic Proctocolitis 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 Hemorrhagic Proctocolitis doctor that offers video calls?

    Look for the filter feature on the left-side of the Hemorrhagic Proctocolitis 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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