The 20 Best Peptic Ulcer Doctors Near Me in Concord, CA

Find the Top Peptic Ulcer Experts and Specialists

The 20 Best Peptic Ulcer Doctors near Concord, CA

Last Updated: 02/22/2026

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MediFind found 270 doctor with experience in Peptic Ulcer near Concord, CA. Of these, 219 are Experienced, 50 are Advanced and 1 are Distinguished.

Location
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270 providers found
    Advanced in Peptic Ulcer
    General Surgery
    Advanced in Peptic Ulcer
    General Surgery

    Advanced Sleep Diagnostics Inc.

    2637 Shadelands Dr, 
    Walnut Creek, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    Peter Mazolewski is a General Surgeon in Walnut Creek, California. Dr. Mazolewski is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Cellulitis, Retroperitoneal Inflammation, Cholecystitis, Hernia Surgery, and Ileostomy.

    Experienced in Peptic Ulcer
    Intensive Care Medicine
    Experienced in Peptic Ulcer
    Intensive Care Medicine

    Advanced Sleep Diagnostics Inc.

    2637 Shadelands Dr, 
    Walnut Creek, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    Rafael Diaz is an Intensive Care Medicine provider in Walnut Creek, California. Dr. Diaz is rated as an Experienced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Chronic Subdural Hematoma, Subdural Hematoma, Delirium, Tissue Biopsy, and Gastrostomy.

    Experienced in Peptic Ulcer
    Intensive Care Medicine
    Experienced in Peptic Ulcer
    Intensive Care Medicine

    Advanced Sleep Diagnostics Inc.

    2637 Shadelands Dr, 
    Walnut Creek, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    John Zink is an Intensive Care Medicine provider in Walnut Creek, California. Dr. Zink is rated as an Experienced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Delirium, Chronic Subdural Hematoma, Subarachnoid Hemorrhage, Gallbladder Removal, and Bladder Reconstruction.

    Learn about our expert tiers
    Experienced in Peptic Ulcer
    Intensive Care Medicine
    Experienced in Peptic Ulcer
    Intensive Care Medicine

    John Muir Medical Center Walnut Creek

    1601 Ygnacio Valley Rd, 
    Walnut Creek, CA 
     (4.8 miles away)
    Languages Spoken:
    English

    Michael Esparza is an Intensive Care Medicine provider in Walnut Creek, California. Dr. Esparza is rated as an Experienced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Retroperitoneal Inflammation, Delirium, Subarachnoid Hemorrhage, Gastrostomy, and Tissue Biopsy.

    Experienced in Peptic Ulcer
    Intensive Care Medicine
    Experienced in Peptic Ulcer
    Intensive Care Medicine

    John Muir Medical Center Walnut Creek

    1601 Ygnacio Valley Rd, 
    Walnut Creek, CA 
     (4.8 miles away)
    Languages Spoken:
    English

    Sean Martin is an Intensive Care Medicine provider in Walnut Creek, California. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Hepatectomy, and Liver Transplant.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Uyen-chi Huynh is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Huynh is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. Her top areas of expertise are Osteomyelitis in Children, Sepsis, Peptic Ulcer, Gastrostomy, and Endoscopy.

    Advanced in Peptic Ulcer
    Family Medicine
    Advanced in Peptic Ulcer
    Family Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Angel Parker is a primary care provider, practicing in Family Medicine in Concord, California. Dr. Parker is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. Her top areas of expertise are Sepsis, Stroke, Peptic Ulcer, Colonoscopy, and Pacemaker Implantation.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Stacy Ly is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Ly is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. Her top areas of expertise are Type 2 Diabetes (T2D), Ascites, Sepsis, Ureteroscopy, and Hernia Surgery.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Jonathan Tse is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Tse is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Gastrostomy, and Colonoscopy.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Abraham Chung is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Chung is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Endoscopy, and Pacemaker Implantation.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Brian O'connor is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. O'connor is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Sepsis, Peptic Ulcer, Stroke, Ureteroscopy, and Pacemaker Implantation.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Health Concord Medical Center

    2540 East St, 
    Concord, CA 
     (0.4 miles away)
    Languages Spoken:
    English

    Mandakini Patel is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Patel is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. Her top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Bone Marrow Aspiration, and Endoscopy.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    John Muir Physician Network

    2700 Grant St Ste 200, 
    Concord, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Johnson Adeyanju is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Adeyanju is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Tracheitis, Cellulitis, Lymphangitis, and Multisystem Inflammatory Syndrome in Children (MIS-C).

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    Diablo Valley Primary Care Inc.

    2415 High School Ave Ste 800, 
    Concord, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Chinnavuth Demonteiro is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Demonteiro is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Premature Ovarian Failure, High Cholesterol, Hypogonadism Primary Partial Alopecia, Endoscopy, and Hip Replacement.

    Advanced in Peptic Ulcer
    Family Medicine
    Advanced in Peptic Ulcer
    Family Medicine

    Pleasant Hill Medical Office Building

    2675 Pleasant Hill Rd, 
    Pleasant Hill, CA 
     (3.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Angad Oberoi is a primary care provider, practicing in Family Medicine in Pleasant Hill, California. Dr. Oberoi is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Cellulitis, and High Cholesterol.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    Hillview Nursing And Rehabilitation

    1790 Muir Rd, 
    Martinez, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Sara Bughio is a primary care provider, practicing in Internal Medicine in Martinez, California. Dr. Bughio is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. Her top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Hypertensive Heart Disease, and Endoscopy.

    Advanced in Peptic Ulcer
    Family Medicine
    Advanced in Peptic Ulcer
    Family Medicine

    Kidney Transplant At Walnut Creek

    1450 Treat Blvd, 
    Walnut Creek, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Gaber Saleh is a primary care provider, practicing in Family Medicine in Walnut Creek, California. Dr. Saleh is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Cellulitis, and Sinusitis.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    Kidney Transplant At Walnut Creek

    1450 Treat Blvd, 
    Walnut Creek, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Frank Shic is a primary care provider, practicing in Internal Medicine in Walnut Creek, California. Dr. Shic is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Tietz Syndrome, Costochondritis, Cellulitis, and COVID-19.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    Kidney Transplant At Walnut Creek

    1450 Treat Blvd, 
    Walnut Creek, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Thanh Dinh is a primary care provider, practicing in Internal Medicine in Walnut Creek, California. Dr. Dinh is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Cellulitis, and Lymphangitis.

    Advanced in Peptic Ulcer
    Internal Medicine
    Advanced in Peptic Ulcer
    Internal Medicine

    Kidney Transplant At Walnut Creek

    1450 Treat Blvd, 
    Walnut Creek, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Sergei Schegolev is a primary care provider, practicing in Internal Medicine in Walnut Creek, California. Dr. Schegolev is rated as an Advanced provider by MediFind in the treatment of Peptic Ulcer. His top areas of expertise are Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Pustules, and Cellulitis.

    Showing 1-20 of 270

    Last Updated: 02/22/2026

    What is the definition of Peptic Ulcer?

    A peptic ulcer is an open sore or raw area in the lining of the stomach (gastric ulcer) or in the first part of the small intestine (duodenal ulcer).

    There are two types of peptic ulcers:

    • Gastric ulcer -- occurs in the stomach
    • Duodenal ulcer -- occurs in the first part of the small intestine

    When should I see a Peptic Ulcer doctor near Concord, 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 Peptic Ulcer doctor near Concord, 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 Peptic Ulcer doctors near Concord, 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 Peptic Ulcer doctors near Concord, 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 Peptic Ulcer doctor near Concord, 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 Peptic Ulcer doctor search results page. 

    Why is it important to get a second opinion from a different Peptic Ulcer 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 Peptic Ulcer doctor near Concord, 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 Peptic Ulcer 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 Peptic Ulcer 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 Peptic Ulcer doctors near Concord, CA?

    Look for the filter feature on the left side of the Peptic Ulcer 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 Peptic Ulcer doctor that offers video calls?

    Look for the filter feature on the left-side of the Peptic Ulcer 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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