The 20 Best Helicobacter Pylori Infection Doctors Near Me in Ontario, CA

Find the Top Helicobacter Pylori Infection Experts and Specialists

Last Updated: 04/28/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 73 doctor with experience in Helicobacter Pylori Infection near Ontario, CA. Of these, 62 are Experienced, 10 are Advanced and 1 are Distinguished.

Location
LocationClose
73 providers found
    Distinguished in Helicobacter Pylori Infection
    Gastroenterology
    Distinguished in Helicobacter Pylori Infection
    Gastroenterology

    Basim Z. Abdelkarim, M.D., Inc.

    1310 San Bernardino Rd, 
    Upland, CA 
     (2.7 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Basim Abdelkarim is a Gastroenterologist in Upland, California. Dr. Abdelkarim has been practicing medicine for over 27 years and is rated as a Distinguished provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Diverticular Disease, Hemorrhoids, Gastroesophageal Reflux Disease (GERD), Gastrostomy, and Endoscopy.

    Advanced in Helicobacter Pylori Infection
    Internal Medicine
    Advanced in Helicobacter Pylori Infection
    Internal Medicine

    Kevin Jenkins, Do, Inc.

    944 W Foothill Blvd, 
    Upland, CA 
     (3.1 miles away)
    Experience:
    53+ years
    Languages Spoken:
    English

    Kevin Jenkins is an Internal Medicine provider in Upland, California. Dr. Jenkins has been practicing medicine for over 53 years and is rated as an Advanced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Irritable Bowel Syndrome (IBS), Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Advanced in Helicobacter Pylori Infection
    Internal Medicine
    Advanced in Helicobacter Pylori Infection
    Internal Medicine

    Office

    5475 Walnut Ave Ste H, 
    Chino, CA 
     (4.6 miles away)
    Languages Spoken:
    English

    Sudhir Reddy is an Internal Medicine provider in Chino, California. Dr. Reddy is rated as an Advanced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Hemorrhoids, Gastrostomy, and Endoscopy.

    Learn about our expert tiers
    Advanced in Helicobacter Pylori Infection
    Gastroenterology
    Advanced in Helicobacter Pylori Infection
    Gastroenterology

    Carlos R. Vigil DO A Professional Corp.

    7974 Haven Ave Ste 210, 
    Rancho Cucamonga, CA 
     (4.7 miles away)
    Languages Spoken:
    English

    Hussein Abidali is a Gastroenterologist in Rancho Cucamonga, California. Dr. Abidali is rated as an Advanced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Gastrointestinal Bleeding, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrostomy.

    Andrea S. Tieng
    Experienced in Helicobacter Pylori Infection
    Gastroenterology
    Experienced in Helicobacter Pylori Infection
    Gastroenterology

    Andrea S Tieng MD, Inc

    10801 Foothill Blvd, Ste 106, 
    Rancho Cucamonga, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Dr. Andrea Tieng was born and raised in New York City. She graduated Summa Cum Laude from the City University of New York and completed her medical degree at the State University of New York Health Science Center at the SUNY Downstate College of Medicine in Brooklyn, New York.Her internship and residency in Internal Medicine was completed at the Albert Einstein College of Medicine at Long Island Jewish Medical Center in New Hyde Park, New York, where she also fulfilled her Gastroenterology and Hepatology Fellowship.Board Certified by the American Board of Internal Medicine, Dr. Tieng is licensed to practice in both California and New York. She is a member of the American College of Gastroenterology and the American Gastroenterology Association.Prior to founding her own practice in Redlands and San Bernardino, Dr. Tieng worked as a private gastroenterologist at Cedars-Sinai Medical Center in Los Angeles.Dr. Tieng specializes in providing sensitive and compassionate care to women, and delivers personalized care to all patients 18 years and older. Dr. Tieng is a board certified physician who treats patients with gastrointestinal illnesses and liver diseases. She utilizes innovative technology to perform diagnostic and therapeutic procedures of the gastrointestinal tract, including colonoscopy and upper endoscopy. Dr. Tieng is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Gastritis, Gastrectomy, and Endoscopy.

    Experienced in Helicobacter Pylori Infection
    General Practice
    Experienced in Helicobacter Pylori Infection
    General Practice

    California Medical Clinic Inc.

    402 E Holt Blvd, 
    Ontario, CA 
     (0.1 miles away)
    Languages Spoken:
    English

    David Lozano is a primary care provider, practicing in General Practice in Ontario, California. Dr. Lozano is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Cirrhosis.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Unicare Community Health Center Inc.

    437 N Euclid Ave, 
    Ontario, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    William Paley is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Paley is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Obesity in Children, Obesity, Food Allergy, and Tangier Disease.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Ravinder Singh, Md, Inc.

    525 N 13th Ave, 
    Upland, CA 
     (2.6 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ravinder Singh is a primary care provider, practicing in Family Medicine in Upland, California. Dr. Singh has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Liver Transplant, and Knee Replacement.

    Experienced in Helicobacter Pylori Infection
    Gastroenterology
    Experienced in Helicobacter Pylori Infection
    Gastroenterology

    Ct Hung MD Inc.

    629 N 13th Ave, 
    Upland, CA 
     (2.7 miles away)
    Languages Spoken:
    English

    Chuang-ti Hung is a Gastroenterologist in Upland, California. Dr. Hung is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Diverticular Disease, Trichohepatoenteric Syndrome, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Experienced in Helicobacter Pylori Infection
    Gastroenterology
    Experienced in Helicobacter Pylori Infection
    Gastroenterology

    Basim Z. Abdelkarim, M.D., Inc.

    1310 San Bernardino Rd, 
    Upland, CA 
     (2.7 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Priyanka Yaramada is a Gastroenterologist in Upland, California. Dr. Yaramada has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Anemia, Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Unicare Community Health Center Inc.

    1151 E Walnut St, 
    Ontario, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Naila Mubashar is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Mubashar is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Obesity in Children, Obesity, Food Allergy, and Familial HDL Deficiency.

    Experienced in Helicobacter Pylori Infection
    Gastroenterology
    Experienced in Helicobacter Pylori Infection
    Gastroenterology

    Chaparral Medical Group Inc.

    1330 San Bernardino Rd Ste L, 
    Upland, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Nischita Merla is a Gastroenterologist in Upland, California. Dr. Merla is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, Endoscopy, and Gastrostomy.

    Experienced in Helicobacter Pylori Infection
    Internal Medicine
    Experienced in Helicobacter Pylori Infection
    Internal Medicine

    Nahel Al Bouz, MD

    811 E 11th St Ste 203, 
    Upland, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nahel Bouz is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Bouz is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Thrombocytopenia, Type 2 Diabetes (T2D), High Cholesterol, and Maturity Onset Diabetes of the Young.

    Experienced in Helicobacter Pylori Infection
    Internal Medicine
    Experienced in Helicobacter Pylori Infection
    Internal Medicine

    Susan Biegel MD Inc.

    1004 W Foothill Blvd Ste 200, 
    Upland, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Susan Biegel is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Biegel is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Sitosterolemia, Vitamin D Deficiency, Hypervitaminosis D, and High Cholesterol.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Chino Medical Group Inc

    5475 Walnut Ave, 
    Chino, CA 
     (3.4 miles away)
    Languages Spoken:
    English

    Nayan Shah is a primary care provider, practicing in Family Medicine in Chino, California. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are High Cholesterol, Obesity, Familial Combined Hyperlipidemia, and Xanthoma.

    Experienced in Helicobacter Pylori Infection
    General Surgery
    Experienced in Helicobacter Pylori Infection
    General Surgery

    Chino Valley Medical Center

    5451 Walnut Ave, 
    Chino, CA 
     (3.4 miles away)
    Languages Spoken:
    English

    Harry Ou is a General Surgeon in Chino, California. Dr. Ou is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Hernia, Cholecystitis, Gallbladder Disease, and Umbilical Hernia.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Lincoln Heights Family And Industrial Medical Clinic

    1501 E Holt Ave, 
    Pomona, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Steven Bustamante is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Bustamante is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Obesity in Children, Food Allergy, Obesity, and Abetalipoproteinemia.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    SCPMG Laboratory-Indian Hill

    250 W San Jose Ave, 
    Claremont, CA 
     (4.2 miles away)
    Languages Spoken:
    English

    Phung Nim is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Nim is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Helicobacter Pylori Infection
    Family Medicine
    Experienced in Helicobacter Pylori Infection
    Family Medicine

    Parktree Community Health Center

    1450 E Holt Ave, 
    Pomona, CA 
     (4.2 miles away)
    Languages Spoken:
    English

    Ngozi Chukwu is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Chukwu is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. Her top areas of expertise are Obesity in Children, Food Allergy, Type 2 Diabetes (T2D), and Vitamin D Deficiency.

    Experienced in Helicobacter Pylori Infection
    Internal Medicine
    Experienced in Helicobacter Pylori Infection
    Internal Medicine

    Hussain Al-Darsani M.D. A Professional Corp.

    5562 Philadelphia St Ste 203, 
    Chino, CA 
     (4.6 miles away)
    Languages Spoken:
    English

    Hussain Al is an Internal Medicine provider in Chino, California. Dr. Al is rated as an Experienced provider by MediFind in the treatment of Helicobacter Pylori Infection. His top areas of expertise are Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastritis, Gastrostomy, and Gastrectomy.

    Showing 1-20 of 73

    Last Updated: 04/28/2026

    What is the definition of Helicobacter Pylori Infection?

    Helicobacter pylori (H pylori) is a type of bacteria that infects the stomach. It is very common, affecting about two thirds of the world's population. H pylori infection is the most common cause of peptic ulcers. However, the infection does not cause problems for most people.

    When should I see a Helicobacter Pylori Infection doctor near Ontario, 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 Helicobacter Pylori Infection doctor near Ontario, 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 Helicobacter Pylori Infection doctors near Ontario, 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 Helicobacter Pylori Infection doctors near Ontario, 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 Helicobacter Pylori Infection doctor near Ontario, 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 Helicobacter Pylori Infection doctor search results page. 

    Why is it important to get a second opinion from a different Helicobacter Pylori Infection 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 Helicobacter Pylori Infection doctor near Ontario, 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 Helicobacter Pylori Infection 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 Helicobacter Pylori Infection 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 Helicobacter Pylori Infection doctors near Ontario, CA?

    Look for the filter feature on the left side of the Helicobacter Pylori Infection 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 Helicobacter Pylori Infection doctor that offers video calls?

    Look for the filter feature on the left-side of the Helicobacter Pylori Infection 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 

    Read more about our Content Policy