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

Find the Top Ulcerative Colitis Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 7 doctor with experience in Ulcerative Colitis near Merced, CA. Of these, 5 are Experienced and 2 are Advanced.

Location
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7 providers found
    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology

    Man-Siak Mak, MD Private Practice

    3349 G St, Ste B, 
    Merced, CA 
     (1.7 miles away)
    Languages Spoken:
    English, Mandarin
    Accepting New Patients

    Man-siak Mak is a Gastroenterologist practicing medicine in Merced, California. Dr. Mak is rated as an Advanced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Esophagitis, Ulcerative Colitis, Gastroesophageal Reflux Disease (GERD), Diarrhea, and Colonoscopy. Dr. Mak is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Mak is currently accepting new patients.

    Advanced in Ulcerative Colitis
    Gastroenterology
    Advanced in Ulcerative Colitis
    Gastroenterology

    Sivakumar R. Munnangi, MD Private Practice

    386 W Olive Ave, Ste A, 
    Merced, CA 
     (4.4 miles away)
    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 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 Chronic Erosive Gastritis, Hemorrhoids, Diverticular Disease, Gastrectomy, and Colonoscopy. Dr. Munnangi is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Family Medicine
    Experienced in Ulcerative Colitis
    Family Medicine

    MFA Parkside

    535 W 25th St, 
    Merced, CA 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jared Paskin is a primary care provider, practicing in Family Medicine in Merced, California. Dr. Paskin 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 Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Lung Cancer, Colonoscopy, and Hip Replacement. Dr. Paskin is board certified in Family Medicine and Family Medicine (Sub: Geriatric Medicine). Dr. Paskin is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Ulcerative Colitis
    Family Medicine
    Experienced in Ulcerative Colitis
    Family Medicine

    MFA G Street

    3393 G St, Ste C, 
    Merced, CA 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Theresa Schill is a primary care provider, practicing in Family Medicine in Merced, California. Dr. Schill is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. Her clinical expertise encompasses Primary Orthostatic Tremor, Gastroesophageal Reflux Disease (GERD), Maturity Onset Diabetes of the Young, and Asthma in Children. Dr. Schill is board certified in Family Medicine. Dr. Schill is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Family Medicine
    Experienced in Ulcerative Colitis
    Family Medicine

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

    315 Mercy Ave, Suite 400, 
    Merced, CA 
     (2.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Armenian, Spanish
    Accepting New Patients
    Offers Telehealth

    Preventive care is a pertinent part of my practice. Educating the patient on his disease state and introducing options for a shared decision allows for better outcomes. Dr. Tabrizi is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Vitamin D Deficiency, Osteosclerosis Autosomal Dominant, Osteopetrosis, and Osteopetrosis Autosomal Recessive Type 3. Dr. Tabrizi is board certified in Board Certified In Family Medicine. Dr. Tabrizi is currently accepting new patients.

    Experienced in Ulcerative Colitis
    Experienced in Ulcerative Colitis

    Valley Children's Hospital

    1190 Olivewood Dr Ste A, 
    Merced, CA 
     (6.2 miles away)
    Languages Spoken:
    English

    Jonathan Evans is a Pediatrics provider practicing medicine in Merced, California. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Crohn's Disease, Hemorrhagic Proctocolitis, and Ulcerative Colitis.

    Experienced in Ulcerative Colitis
    Family Medicine
    Experienced in Ulcerative Colitis
    Family Medicine

    Office

    374 W Olive Ave Ste B, 
    Merced, CA 
     (6.2 miles away)
    Languages Spoken:
    English

    Leonard Oestreicher is a primary care provider, practicing in Family Medicine in Merced, California. Dr. Oestreicher 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 Huntington Disease, Mcleod Neuroacanthocytosis Syndrome, Chronic Cough, and Fainting.

    Showing 1-7 of 7

    Last Updated: 04/28/2026

    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 Merced, 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 Merced, 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 Merced, 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 Merced, 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 Merced, 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 Merced, 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 Merced, 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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