The 20 Best Colitis Doctors Near Me in diamond bar, CA

Find the Top Colitis Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 291 doctor with experience in Colitis near diamond bar, CA. Of these, 260 are Experienced, 28 are Advanced and 3 are Distinguished.

Location
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291 providers found
    Advanced in Colitis
    Family Medicine
    Advanced in Colitis
    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 Advanced provider by MediFind in the treatment of Colitis. 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.

    Advanced in Colitis
    Family Medicine
    Advanced in Colitis
    Family Medicine

    Premier Family Medicine Associates, Inc

    3110 Chino Ave, 
    Chino Hills, CA 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Stefan Reynoso is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Reynoso is rated as an Advanced provider by MediFind in the treatment of Colitis. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Otitis, Parinaud Oculoglandular Syndrome, and Cellulitis. Dr. Reynoso is board certified in American Board Of Family Medicine. Dr. Reynoso is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Office

    3110 Chino Ave Ste 150A, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ryan Agena is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Agena is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Agena is currently accepting new patients.

    Learn about our expert tiers
    Distinguished in Colitis
    Family Medicine
    Distinguished in Colitis
    Family Medicine

    Krunal Mehta, MD

    130 W Route 66, 
    Glendora, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Krunal Mehta is a primary care provider, practicing in Family Medicine in Glendora, California. Dr. Mehta is rated as a Distinguished provider by MediFind in the treatment of Colitis. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Sepsis, Gastroparesis, Viral Gastroenteritis, Gastrostomy, and Colonoscopy. Dr. Mehta is board certified in American Board Of Family Medicine.

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

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Patrick Truong is a Gastroenterologist practicing medicine in Glendora, California. Dr. Truong is rated as a Distinguished provider by MediFind in the treatment of Colitis. He is also highly rated in 61 other conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Truong is board certified in American Board Of Internal Medicine.

    Advanced in Colitis
    Gastroenterology
    Advanced in Colitis
    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 Advanced provider by MediFind in the treatment of Colitis. 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 Colitis
    Family Medicine
    Experienced in Colitis
    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 Colitis. 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 Colitis
    Internal Medicine
    Experienced in Colitis
    Internal Medicine

    Star Health Medical

    2707 E Valley Blvd, 
    West Covina, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Henry Chang is a primary care provider, practicing in Internal Medicine in West Covina, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Colitis. His clinical expertise encompasses Empyema, Cirrhosis, Familial Hypertension, and Hypertension. Dr. Chang is board certified in American Board Of Internal Medicine. Dr. Chang is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Smartclinic Inc.

    2707 E Valley Blvd, 
    West Covina, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Chen is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses High Cholesterol, Apo A-I Deficiency, Abetalipoproteinemia, and Hypolipoproteinemia. Dr. Chen is board certified in American Board Of Family Medicine.

    Experienced in Colitis
    Experienced in Colitis

    Avita Pharmacy 1013

    1555 S Garey Ave, 
    Pomona, CA 
     (4.5 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Renier Rosquete-Mendez is a primary care provider, practicing in Family Medicine in Pomona, California. He has been practicing medicine for over 18 years. Dr. Rosquete-Mendez is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Food Allergy, Type 2 Diabetes (T2D), and High Cholesterol.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Premier Family Medicine Associates Inc

    2140 Grand Ave Ste 125, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jesse Cheung is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Cheung is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Sepsis, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Colitis
    Gastroenterology
    Experienced in Colitis
    Gastroenterology
    Referral may be required
    15855 Pomona Rincon Road, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Vijay Prabhakar is a Gastroenterologist practicing medicine in Chino Hills, California. Dr. Prabhakar is rated as an Experienced provider by MediFind in the treatment of Colitis. His clinical expertise encompasses Hemorrhoids, Familial Adenomatous Polyposis, Diverticular Disease, and Intestinal Cancer. Dr. Prabhakar is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Compcare Medical Inc.

    15944 Los Serranos Country Club Dr Ste 110, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lisa Stockford is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Stockford is rated as an Experienced provider by MediFind in the treatment of Colitis. Her clinical expertise encompasses Insomnia, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Office

    3110 Chino Ave Ste 150A, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Hanh Larson is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Larson is rated as an Experienced provider by MediFind in the treatment of Colitis. Her clinical expertise encompasses Tennis Elbow, Tenosynovitis, Acne, and Pompholyx Eczema.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Premier Family Medicine Associates Inc

    2140 Grand Ave Ste 125, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Maria Valadez is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Valadez is rated as an Experienced provider by MediFind in the treatment of Colitis. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Type 2 Diabetes (T2D), Hypertension, and Intrauterine Device Insertion.

    Experienced in Colitis
    Internal Medicine
    Experienced in Colitis
    Internal Medicine

    Mallu C. Reddy M.D., Inc

    1196 N Park Ave, 
    Pomona, CA 
     (5.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mallu Reddy is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Reddy is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, Endoscopy, and Gastrostomy. Dr. Reddy is board certified in American Board Of Internal Medicine. Dr. Reddy is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    MDVIP - Brea, CA

    3000 E Birch St Ste 107, 
    Brea, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Mitchell is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Mitchell is rated as an Experienced provider by MediFind in the treatment of Colitis. His clinical expertise encompasses Menopause, Familial Combined Hyperlipidemia, Cirrhosis, and Xanthoma. Dr. Mitchell is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Parktree Community Health Center

    1450 E Holt Ave, 
    Pomona, CA 
     (6.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    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 Colitis. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Food Allergy, Type 2 Diabetes (T2D), and Vitamin D Deficiency. Dr. Chukwu is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine
    955 West Imperial Highway, Suite 200, 
    Brea, CA 
     (6.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Biren Shah is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Colitis. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Type 2 Diabetes (T2D). Dr. Shah is currently accepting new patients.

    Experienced in Colitis
    Family Medicine
    Experienced in Colitis
    Family Medicine

    Office

    1770 N Orange Grove Ave Ste 101, 
    Pomona, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sula Safar is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Safar is rated as an Experienced provider by MediFind in the treatment of Colitis. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Acne, Obesity in Children, Tension Headache, Vertigo, and Intrauterine Device Insertion. Dr. Safar is currently accepting new patients.

    Showing 1-20 of 291

    Last Updated: 09/26/2026

    What is the definition of Colitis?

    Colitis is swelling (inflammation) of the large intestine (colon).

    When should I see a Colitis 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 Colitis 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 Colitis 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 Colitis 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 Colitis 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 Colitis doctor search results page. 

    Why is it important to get a second opinion from a different 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 a Colitis 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 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 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 Colitis doctors near diamond bar, CA?

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

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

    Read more about our Content Policy. 

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