The 20 Best Ulcerative Colitis Doctors Near Me in irvine, CA

Find the Top Ulcerative Colitis Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 153 doctor with experience in Ulcerative Colitis near irvine, CA. Of these, 134 are Experienced, 17 are Advanced and 2 are Distinguished.

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153 providers found
    Advanced in Ulcerative Colitis
    Internal Medicine
    Advanced in Ulcerative Colitis
    Internal Medicine

    Pacific Shores Medical Group

    16300 Sand Canyon Ave, Ste 207, 
    Irvine, CA 
     (3.5 miles away)
    Languages Spoken:
    English, Armenian, French, Spanish
    Accepting New Patients
    Offers Telehealth

    Nerses Tchekmedyian is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Tchekmedyian is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Juvenile Primary Osteoporosis, Postmenopausal Osteoporosis, Osteoporosis, and Ulcerative Colitis. Dr. Tchekmedyian is board certified in Internal Medicine (Sub: Medical Oncology), American Board Internal Medicine, and Internal Medicine. Dr. Tchekmedyian is currently accepting new patients.

    Distinguished in Ulcerative Colitis
    Gastroenterology
    Distinguished in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Drive South, Building 22C, 
    Orange, CA 
     (8.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nimisha Parekh is a Gastroenterologist practicing medicine in Orange, California. Dr. Parekh is rated as a Distinguished provider by MediFind in the treatment of Ulcerative Colitis. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy. Dr. Parekh is board certified in American Board Of Internal Medicine - Gastroenterology.

    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Paul Lee is a Gastroenterologist practicing medicine in Irvine, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Painful Swallowing, Endoscopy, and Colonoscopy.

    Learn about our expert tiers
    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Matthew Oman is a Gastroenterologist practicing medicine in Irvine, California. Dr. Oman is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 74 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Hemorrhoids, Swallowing Difficulty, Endoscopy, and Gastrectomy.

    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shahrooz Bemanian is a Gastroenterologist practicing medicine in Irvine, California. Dr. Bemanian is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 59 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Menetrier Disease, Gastrectomy, and Colonoscopy.

    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Office

    15000 Kensington Park Dr Ste 270, 
    Tustin, CA 
     (4.5 miles away)
    Languages Spoken:
    English

    Victor Yu is a Gastroenterologist practicing medicine in Tustin, California. Dr. Yu is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 52 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Gas Bloat Syndrome, Gastrectomy, and Colonoscopy.

    Distinguished in Ulcerative Colitis
    Gastroenterology
    Distinguished in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Office

    16105 Sand Canyon Ave Ste 230, 
    Irvine, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Caroline Hwang is a Gastroenterologist practicing medicine in Irvine, California. Dr. Hwang is rated as a Distinguished provider by MediFind in the treatment of Ulcerative Colitis. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Pancreatic Cancer, Gastrectomy, and Colonoscopy. Dr. Hwang is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Colorectal Surgery
    Experienced in Ulcerative Colitis
    Colorectal Surgery
    Referral may be required

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Drive South, Building 22C, 
    Orange, CA 
     (8.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Skandan Shanmugan is a Colorectal Surgeon practicing medicine in Orange, California. Dr. Shanmugan is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Hernia Surgery, and Ileostomy. Dr. Shanmugan is board certified in American Board Of Surgery - Surgery (General Surgery). Dr. Shanmugan is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    MemorialCare Medical Group Inc.

    4050 Barranca Pkwy Ste 200, 
    Irvine, CA 
     (1.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nancy Han is a Gastroenterologist practicing medicine in Irvine, California. Dr. Han is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Hemorrhoids, Familial Adenomatous Polyposis, Turcot Syndrome, and Gardner Syndrome.

    Experienced in Ulcerative Colitis
    General Practice
    Experienced in Ulcerative Colitis
    General Practice

    John Stasiewicz, MD

    4050 Barranca Pkwy Ste 200, 
    Irvine, CA 
     (1.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    John Stasiewicz is a primary care provider, practicing in General Practice in Irvine, California. Dr. Stasiewicz is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Familial Combined Hyperlipidemia.

    Experienced in Ulcerative Colitis
    Internal Medicine
    Experienced in Ulcerative Colitis
    Internal Medicine
    15000 Kensington Park Drive, Suite 360, 
    Tustin, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Julia Motherway is a primary care provider, practicing in Internal Medicine in Tustin, California. Dr. Motherway is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her clinical expertise encompasses Chagas Disease, Vasculitis, Sitosterolemia, and Osteoporosis.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Optum - Irvine

    5581 Alton Pkwy, 
    Irvine, CA 
     (2.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Vincent Kao is a Gastroenterologist practicing medicine in Irvine, California. Dr. Kao is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Familial Adenomatous Polyposis, Diverticular Disease, and Gardner Syndrome. Dr. Kao is board certified in American Board Of Internal Medicine.

    Experienced in Ulcerative Colitis
    Internal Medicine
    Experienced in Ulcerative Colitis
    Internal Medicine

    UCI Health Susan Samueli Integrative Health Institute

    856 Health Sciences Rd Ste 2600, 
    Irvine, CA 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bavani Nadeswaran is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Nadeswaran is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Ogilvie Syndrome, Heart Failure with Preserved Ejection Fraction (HFpEF), Hepatitis, and End-Stage Renal Disease (ESRD).

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Alton Sand Canyon Medical Offices

    6650 Alton Parkway, 
    Irvine, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jeffrey Rauch is a Gastroenterologist practicing medicine in Irvine, California. Dr. Rauch is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His clinical expertise encompasses Hemorrhoids, Alcoholic Cirrhosis, Crohn's Disease, and Ulcerative Colitis. Dr. Rauch is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Alton Sand Canyon Medical Offices

    6650 Alton Parkway, 
    Irvine, CA 
     (3.5 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients

    Shireena Desai is a Gastroenterologist practicing medicine in Irvine, California. She has been practicing medicine for over 17 years. Dr. Desai is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her clinical expertise encompasses Colorectal Polyps, Hemorrhoids, Heartburn, Alcoholic Cirrhosis, and Colonoscopy. Dr. Desai is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Alton/sand Canyon Medical Offices

    6670 Alton Pkwy, 
    Irvine, CA 
     (3.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Louis Hernandez is a Gastroenterologist practicing medicine in Irvine, California. Dr. Hernandez is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His clinical expertise encompasses DICER1 Syndrome, Alcoholic Cirrhosis, Spontaneous Bacterial Peritonitis, and Ulcerative Colitis. Dr. Hernandez is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Irvine Gastroenterology

    15825 Laguna Canyon Rd, 
    Irvine, CA 
     (3.8 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Fang Yu is a Gastroenterologist practicing medicine in Irvine, California. He has been practicing medicine for over 44 years. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gardner Syndrome, Gastroesophageal Reflux Disease (GERD), and Turcot Syndrome. Dr. Yu is board certified in American Board Of Gastroentrology.

    Experienced in Ulcerative Colitis
    Gastroenterology
    Experienced in Ulcerative Colitis
    Gastroenterology
    Referral may be required

    Digestive Disease Consultants Of Orange County Inc.

    113 Waterworks Way Ste 155, 
    Irvine, CA 
     (3.9 miles away)
    Languages Spoken:
    English

    Heba Ashraf is a Gastroenterologist practicing medicine in Irvine, California. Dr. Ashraf is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. She is also highly rated in 51 other conditions, according to our data. Her clinical expertise encompasses Childhood Pancreatitis, Acute Pancreatitis, Intestinal Cancer, Endoscopy, and Pancreatectomy.

    Experienced in Ulcerative Colitis
    Internal Medicine
    Experienced in Ulcerative Colitis
    Internal Medicine

    Won K Yu MD

    17400 Irvine Blvd, 
    Tustin, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Won Yu is a primary care provider, practicing in Internal Medicine in Tustin, California. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Indigestion, Pancreatic Pseudocyst, Gastric Dysmotility, Gastrostomy, and Endoscopy. Dr. Yu is board certified in American Board Of Internal Medicine. Dr. Yu is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Internal Medicine
    Experienced in Ulcerative Colitis
    Internal Medicine

    Newport Coast Medical Group Inc.

    360 San Miguel Dr Ste 105, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Richard Harano is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Harano is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Hemorrhagic Proctocolitis, and Hypertension.

    Showing 1-20 of 153

    Last Updated: 09/26/2026

    What is the definition of Ulcerative Colitis?

    Ulcerative colitis (UC) is a chronic inflammatory bowel disease (IBD) characterized by the development of ulcers in the lining of the digestive tract, which most often affect the colon and rectum. While ulcerative colitis can occur at any age, it most frequently appears between the ages of 15 and 30, or after the age of 60. There are several types of ulcerative colitis that are categorized by the area of the digestive tract affected by the disease, such as ulcerative proctitis (inflammation of area closest to the rectum), proctosigmoiditis (inflammation of the sigmoid colon and rectum), left-sided colitis (inflammation of descending colon, sigmoid colon, and rectum), pancolitis (inflammation of the entire colon), and a rare form of ulcerative colitis known as acute severe ulcerative colitis (severe inflammation of entire colon). Ulcerative colitis can also affect other areas of the body, causing inflammation of the skin, eyes, liver, joints, and back.

    When should I see an Ulcerative Colitis doctor near irvine, 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 an Ulcerative Colitis doctor near irvine, 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 Ulcerative Colitis doctors near irvine, 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 Ulcerative Colitis doctors near irvine, 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 an Ulcerative Colitis doctor near irvine, 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 Ulcerative Colitis doctor search results page. 

    Why is it important to get a second opinion from a different Ulcerative Colitis 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 an Ulcerative Colitis doctor near irvine, 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 Ulcerative Colitis 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 Ulcerative Colitis 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 Ulcerative Colitis doctors near irvine, CA?

    Look for the filter feature on the left side of the Ulcerative Colitis 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 an Ulcerative Colitis doctor that offers video calls?

    Look for the filter feature on the left-side of the Ulcerative Colitis 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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