The 20 Best Crohn's Disease Doctors Near Me in diamond bar, CA

Find the Top Crohn's Disease Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 54 doctor with experience in Crohn's Disease near diamond bar, CA. Of these, 54 are Experienced.

Location
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54 providers found
    Experienced in Crohn's Disease
    Family Medicine
    Experienced in Crohn's Disease
    Family Medicine
    22716 Mountain Laurel Way, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yuan Liu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. She is also highly rated in 117 other conditions, according to our data. Her clinical expertise encompasses Lung Adenocarcinoma, Arthritis, Lung Cancer, Tissue Biopsy, and Endoscopy. Dr. Liu is currently accepting new patients.

    Experienced in Crohn's Disease
    Family Medicine
    Experienced in Crohn's Disease
    Family Medicine
    253 South Diamond Bar Boulevard, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Douglas Starr is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Starr is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Hypertensive Heart Disease, Enlarged Liver, High Cholesterol, and Type 2 Diabetes (T2D).

    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine

    Pilgrim Place Health Services Center

    721 Harrison Ave, 
    Claremont, CA 
     (8.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ashok Sharma is a primary care provider, practicing in Internal Medicine in Claremont, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Obesity, Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, and Attenuated Familial Adenomatous Polyposis. Dr. Sharma is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Bradley Borsari is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Borsari is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Postmenopausal Osteoporosis. Dr. Borsari is currently accepting new patients.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Lin is a Gastroenterologist practicing medicine in Duarte, California. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Bile Duct Stricture, Bile Duct Obstruction, Cholestasis, Colonoscopy, and Gastrectomy.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Caduceus Medical Group

    18200 Yorba Linda Blvd Ste 104, 
    Yorba Linda, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Essam Quraishi is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Quraishi is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastritis, Nonalcoholic Steatohepatitis (NASH), Gastrectomy, and Gastrostomy.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Caduceus Physicians Medical Group

    18200 Yorba Linda Blvd, 
    Yorba Linda, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brian Riff is a Gastroenterologist practicing medicine in Yorba Linda, California. Dr. Riff is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy. Dr. Riff is board certified in American Board Of Internal Medicine.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Office

    210 W Bonita Ave Ste 140, 
    Pomona, CA 
     (7.1 miles away)
    Languages Spoken:
    English

    Kenneth Lee is a Gastroenterologist practicing medicine in Pomona, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Hepatitis, Visceromegaly, Enlarged Liver, Endoscopy, and Gastrectomy.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Our Family Medical Group

    1866 N Orange Grove Ave Ste 104, 
    Pomona, CA 
     (7.1 miles away)
    Languages Spoken:
    English

    Nischita Merla is a Gastroenterologist practicing medicine in Pomona, California. Dr. Merla is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. She is also highly rated in 36 other conditions, according to our data. Her clinical expertise encompasses Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Juvenile Polyposis Syndrome, Endoscopy, and Gastrostomy.

    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine

    Office

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

    Sudhir Reddy is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Reddy is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Anemia, Gastrostomy, and Endoscopy.

    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine

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

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

    Hussain Al-Darsani is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Al-Darsani is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastritis, Gastrostomy, and Endoscopy.

    Experienced in Crohn's Disease
    Family Medicine
    Experienced in Crohn's Disease
    Family Medicine

    Moreno Family Medical And Associates Inc.

    15361 Central Ave, 
    Chino, CA 
     (7.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Cynthia Moreno is a primary care provider, practicing in Family Medicine in Chino, California. Dr. Moreno is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Empyema, Sinusitis, Cellulitis, and Vertigo.

    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine

    Platinum Digestive Health

    250 W Bonita Ave, 
    Pomona, CA 
     (7.4 miles away)
    Languages Spoken:
    English

    Bhaveshkumar Patel is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Bile Duct Obstruction, Endoscopy, and Gastrostomy. Dr. Patel is board certified in American Board Of Internal Medicine.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sartaj Arora is a Gastroenterologist practicing medicine in Covina, California. Dr. Arora is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 66 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Arora is board certified in American Board Of Internal Medicine.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ankush Sharma is a Gastroenterologist practicing medicine in Covina, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 63 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Colonoscopy, and Gastrectomy. Dr. Sharma is board certified in American Board Of Internal Medicine.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Adam Snyder is a Gastroenterologist practicing medicine in Covina, California. Dr. Snyder is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 63 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Visceromegaly, Gastrostomy, and Gastrectomy. Dr. Snyder is board certified in American Board Of Internal Medicine.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required

    Glendora Digestive Disease Institute

    1794 S Barranca Ave, 
    Glendora, CA 
     (8.3 miles away)
    Languages Spoken:
    English

    Yi-chia Wu is a Gastroenterologist practicing medicine in Glendora, California. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Gastritis, Hemorrhoids, Intestinal Cancer, and Anemia.

    Experienced in Crohn's Disease
    Internal Medicine
    Experienced in Crohn's Disease
    Internal Medicine

    Emanate Health Queen Of The Valley Hospital

    1115 S Sunset Ave, 
    West Covina, CA 
     (8.8 miles away)
    Languages Spoken:
    English

    Mumtaz Akram is a primary care provider, practicing in Internal Medicine in West Covina, California. Dr. Akram is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Diverticular Disease, Enlarged Liver, Gastrostomy, and Endoscopy.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eugene Yoon is a Gastroenterologist practicing medicine in Fullerton, California. Dr. Yoon is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Angiodysplasia of the Colon, Ascites, Endoscopy, and Gastrostomy. Dr. Yoon is currently accepting new patients.

    Experienced in Crohn's Disease
    Gastroenterology
    Experienced in Crohn's Disease
    Gastroenterology
    Referral may be required
    1837 Sunny Crest Drive, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sajen Mathews is a Gastroenterologist practicing medicine in Fullerton, California. Dr. Mathews is rated as an Experienced provider by MediFind in the treatment of Crohn's Disease. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Gastric Dysmotility, Diverticular Disease, Benign Esophageal Stricture, Endoscopy, and Gastrostomy. Dr. Mathews is currently accepting new patients.

    Showing 1-20 of 54

    Last Updated: 09/26/2026

    What is the definition of Crohn's Disease?

    Crohn’s disease is a chronic inflammatory bowel disease (IBD) that causes the digestive tract to become inflamed and is characterized by severe diarrhea and abdominal pain. The areas of the digestive tract affected by Crohn’s disease are different depending on the person; however, it most commonly affects the small intestine and colon. Crohn’s disease is progressive and has several subtypes that are categorized by the area of the digestive tract affected. The incidence of Crohn’s disease in the U.S. and the world has been increasing; however, the reasons why are unknown. Crohn’s disease is considered to be an autoimmune disorder caused by the body’s immune system attacking normal cells and develops more frequently in people who are between the ages of 15 and 40 (but can appear earlier), who have a family history of inflammatory bowel disease, who are of Eastern European Jewish (Ashkenazi) descent, or those who smoke.

    When should I see a Crohn's Disease doctor near diamond bar, 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 Crohn's Disease doctor near diamond bar, 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 Crohn's Disease doctors near diamond bar, 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 Crohn's Disease doctors near diamond bar, 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 Crohn's Disease doctor near diamond bar, 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 Crohn's Disease doctor search results page. 

    Why is it important to get a second opinion from a different Crohn's Disease 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 Crohn's Disease doctor near diamond bar, 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 Crohn's Disease 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 Crohn's Disease 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 Crohn's Disease doctors near diamond bar, CA?

    Look for the filter feature on the left side of the Crohn's Disease 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 Crohn's Disease doctor that offers video calls?

    Look for the filter feature on the left-side of the Crohn's Disease 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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