The 20 Best Canker Sore Doctors Near Me in diamond bar, CA

Find the Top Canker Sore Experts and Specialists

Last Updated: 09/26/2026

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

MediFind found 55 doctor with experience in Canker Sore near diamond bar, CA. Of these, 50 are Experienced and 5 are Advanced.

Location
LocationClose
55 providers found
    Advanced in Canker Sore
    Family Medicine
    Advanced in Canker Sore
    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 Canker Sore. 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 Canker Sore
    Family Medicine
    Experienced in Canker Sore
    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 Canker Sore. 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.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Providence Medical Foundation

    1514 Valley Vista Dr, 
    Diamond Bar, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    John Murashige is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Murashige is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Cellulitis, Acute Cystitis, Parinaud Oculoglandular Syndrome, and Pustules.

    Learn about our expert tiers
    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Pomona Valley Health Centers At La Verne

    2333 Foothill Blvd, 
    La Verne, CA 
     (8.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Deanda is a primary care provider, practicing in Family Medicine in La Verne, California. Dr. Deanda is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Type 2 Diabetes (T2D), High Cholesterol, and Obesity in Children. Dr. Deanda is currently accepting new patients.

    Experienced in Canker Sore
    Internal Medicine
    Experienced in Canker Sore
    Internal Medicine

    Mayflower Medical Group Inc

    140 N Orange Ave, 
    West Covina, CA 
     (9.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Randy Taylor is a primary care provider, practicing in Internal Medicine in West Covina, California. Dr. Taylor is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Parainfluenza Virus Type 3, Parainfluenza, Otitis, and Type 2 Diabetes (T2D). Dr. Taylor is board certified in American Board Of Internal Medicine. Dr. Taylor is currently accepting new patients.

    Advanced in Canker Sore
    Family Medicine
    Advanced in Canker Sore
    Family Medicine

    Cucamonga Valley Medical Group, Inc.

    255 E Bonita Ave, 
    Pomona, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kyle Smart is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Smart is rated as an Advanced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 118 other conditions, according to our data. His clinical expertise encompasses Otitis, Obesity, Cellulitis, and Urinary Tract Infection in Children. Dr. Smart is board certified in American Board Of Family Medicine.

    Advanced in Canker Sore
    Otolaryngology
    Advanced in Canker Sore
    Otolaryngology
    Referral may be required

    Covina Ear Nose And Throat Medical Group

    202 W College St, 
    Covina, CA 
     (7.6 miles away)
    Languages Spoken:
    English

    James Williams is an Otolaryngologist practicing medicine in Covina, California. Dr. Williams is rated as an Advanced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Jones Syndrome, DFNB1, Infant Hearing Loss, and Sinusitis.

    Experienced in Canker Sore
    Family Medicine | Pediatrics
    Experienced in Canker Sore
    Family Medicine | Pediatrics

    Caduceus Medical Group

    18200 Yorba Linda Blvd Ste 250, 
    Yorba Linda, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dennis Ponzio is a primary care provider, practicing in Family Medicine and Pediatrics in Yorba Linda, California. Dr. Ponzio is rated as an Experienced provider by MediFind in the treatment of Canker Sore. His clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Ponzio is board certified in American Board Of Family Medicine.

    Experienced in Canker Sore
    Internal Medicine
    Experienced in Canker Sore
    Internal Medicine

    Totalcare Walk-In Clinic

    13768 Roswell Ave, 
    Chino, CA 
     (5.1 miles away)
    Languages Spoken:
    English

    Jiangnan Wang is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Tracheitis, Tonsillitis, and Maturity Onset Diabetes of the Young. Dr. Wang is board certified in American Board Of Internal Medicine.

    Experienced in Canker Sore
    Internal Medicine
    Experienced in Canker Sore
    Internal Medicine

    Healthcare Medical Clinic Of Pomona, Inc.

    822 N Garey Ave, 
    Pomona, CA 
     (5.7 miles away)
    Languages Spoken:
    English

    Imad Elasmar is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Elasmar is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Heterozygous Familial Hypercholesterolemia (HeFH), Homozygous Familial Hypercholesterolemia (HoFH), Hyperlipoproteinemia Type 4, Gastrostomy, and Ureteroscopy. Dr. Elasmar is board certified in American Board Of Internal Medicine.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Pomona Valley Health Centers At Pomona

    1770 N Orange Grove Ave, 
    Pomona, CA 
     (6.3 miles away)
    Languages Spoken:
    English

    Gisella Olivares is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Olivares is rated as an Experienced provider by MediFind in the treatment of Canker Sore. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Familial Hypertriglyceridemia, Maturity Onset Diabetes of the Young, and Obesity in Children.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Kaiser Permanente Brea Medical Offices

    1900 E Lambert Road, 
    Brea, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Shawn Nguyen is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Canker Sore. His clinical expertise encompasses Sutton Disease 2, Aphthous Stomatitis, Canker Sore, and Mouth Sores. Dr. Nguyen is currently accepting new patients.

    Experienced in Canker Sore
    Internal Medicine
    Experienced in Canker Sore
    Internal Medicine

    Christopher C. Bautista DPM Inc

    5343 Riverside Dr, 
    Chino, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ricardo Saca is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Saca is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    James S. Shafer M.D.

    203 W Badillo St, 
    Covina, CA 
     (7.5 miles away)
    Languages Spoken:
    English

    Viet Mai is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Mai is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Food Allergy, Obesity in Children, Togaviridae Disease, and Periorbital Cellulitis.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Emanate Health Inter-Community Hospital

    210 W San Bernardino Rd, 
    Covina, CA 
     (7.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Frishta Ataie is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Ataie is rated as an Experienced provider by MediFind in the treatment of Canker Sore. Her clinical expertise encompasses Lymphangitis, Asthma in Children, Scabies, and Asthma. Dr. Ataie is currently accepting new patients.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Premier Family Medicine Associates, Inc

    2333 Foothill Blvd, 
    La Verne, CA 
     (8.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Snezana Begovic is a primary care provider, practicing in Family Medicine in La Verne, California. Dr. Begovic is rated as an Experienced provider by MediFind in the treatment of Canker Sore. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Amenorrhea, Obesity, Obesity in Children, Asthma in Children, and Intrauterine Device Insertion. Dr. Begovic is board certified in American Board Of Family Medicine.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Optum-Glendora Grand Urgent Care

    1365 S Grand Ave, 
    Glendora, CA 
     (8.6 miles away)
    Languages Spoken:
    English

    Joala Tubilleja is a primary care provider, practicing in Family Medicine in Glendora, California. Dr. Tubilleja is rated as an Experienced provider by MediFind in the treatment of Canker Sore. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Asthma in Children, Asthma, Cellulitis, and Sinusitis.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Jose L. Bautista M.D. Inc.

    1300 S Sunset Ave, 
    West Covina, CA 
     (8.8 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Lane Dedrick is a primary care provider, practicing in Family Medicine in West Covina, California. He has been practicing medicine for over 10 years. Dr. Dedrick is rated as an Experienced provider by MediFind in the treatment of Canker Sore. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Common Cold, Otitis, and Cellulitis.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Jose L. Bautista M.D. Inc.

    1300 S Sunset Ave, 
    West Covina, CA 
     (8.8 miles away)
    Languages Spoken:
    English

    Gloria Manuel is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Manuel is rated as an Experienced provider by MediFind in the treatment of Canker Sore. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Food Allergy, Type 2 Diabetes (T2D), and Hypertension.

    Experienced in Canker Sore
    Family Medicine
    Experienced in Canker Sore
    Family Medicine

    Emanate Health Medical Group

    1135 S Sunset Ave, 
    West Covina, CA 
     (8.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Luis Ayala is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Ayala is rated as an Experienced provider by MediFind in the treatment of Canker Sore. His clinical expertise encompasses Obesity, Familial Hypertriglyceridemia, Type 2 Diabetes (T2D), and Maturity Onset Diabetes of the Young. Dr. Ayala is board certified in American Board Of Family Medicine.

    Showing 1-20 of 55

    Last Updated: 09/26/2026

    What is the definition of Canker Sore?

    A canker sore is a painful, open sore in the mouth. Canker sores are white or yellow and surrounded by a bright red area. They are not cancerous.

    A canker sore is not the same as a fever blister (cold sore).

    When should I see a Canker Sore 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 Canker Sore 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 Canker Sore 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 Canker Sore 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 Canker Sore 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 Canker Sore doctor search results page. 

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

    Look for the filter feature on the left side of the Canker Sore 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 Canker Sore doctor that offers video calls?

    Look for the filter feature on the left-side of the Canker Sore 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.