The 20 Best Tonsillitis Doctors Near Me in Ontario, CA

Find the Top Tonsillitis Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 65 doctor with experience in Tonsillitis near Ontario, CA. Of these, 52 are Experienced and 13 are Advanced.

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65 providers found
    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Chino Hills Family Medical Group

    15361 Central Avenue, 
    Chino, CA 
     (4.6 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 Tonsillitis. Her top areas of expertise are Empyema, Sinusitis, Cellulitis, and Vertigo.

    Advanced in Tonsillitis
    Otolaryngology
    Advanced in Tonsillitis
    Otolaryngology

    Inland Ear Nose And Throat A Medical Group Inc.

    1030 E Foothill Blvd Ste 101, 
    Upland, CA 
     (3.0 miles away)
    Languages Spoken:
    English

    Natee Poopat is an Otolaryngologist in Upland, California. Dr. Poopat is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Sinusitis, Empyema, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Infant Hearing Loss, and Myringotomy.

    Advanced in Tonsillitis
    Otolaryngology
    Advanced in Tonsillitis
    Otolaryngology

    Inland Ear Nose And Throat A Medical Group Inc.

    1030 E Foothill Blvd Ste 101, 
    Upland, CA 
     (3.0 miles away)
    Languages Spoken:
    English

    Clara Olcott is an Otolaryngologist in Upland, California. Dr. Olcott is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Familial Deafness, Ozena, Palatal Myoclonus, and Nonallergic Rhinopathy.

    Learn about our expert tiers
    Advanced in Tonsillitis
    Family Medicine
    Advanced in Tonsillitis
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Monique Castro is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Castro is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Acute Cystitis, Otitis, Asthma in Children, and Eosinophilic Asthma.

    Experienced in Tonsillitis
    General Practice
    Experienced in Tonsillitis
    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 Tonsillitis. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Cirrhosis.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    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 Tonsillitis. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Liver Transplant, and Knee Replacement.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Life Point Medical Group Urgent Care

    9057 Central Ave, 
    Montclair, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Santiago Corpuz is a primary care provider, practicing in Family Medicine in Montclair, California. Dr. Corpuz is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Tonsillitis, Viral Pharyngitis, Cellulitis, and Scabies.

    Experienced in Tonsillitis
    General Surgery
    Experienced in Tonsillitis
    General Surgery

    Diversified Laboratory Services Inc

    9655 Monte Vista Ave Ste 403, 
    Montclair, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Robert Habbestad is a General Surgeon in Montclair, California. Dr. Habbestad is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Hearing Loss, Infant Hearing Loss, Tinnitus, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Morris Kokhab M.D. A Medical Corporation

    974 W Foothill Blvd, 
    Upland, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Louis Dibernardo is a primary care provider, practicing in Family Medicine in Upland, California. Dr. Dibernardo is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Tracheitis, Lymphangitis, Otitis, and Cellulitis.

    Experienced in Tonsillitis
    Otolaryngology
    Experienced in Tonsillitis
    Otolaryngology

    Ontario Vineyard Medical Offices

    2295 S Vineyard Avenue, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Hamid Arjomandi is an Otolaryngologist in Ontario, California. Dr. Arjomandi is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Familial Deafness, Tonsillitis, Male Pattern Baldness, Infant Hearing Loss, and Adenoidectomy. Dr. Arjomandi is currently accepting new patients.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Ontario Medical Center

    2295 S Vineyard Avenue, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Frances Tran is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Asthma, Lymphangitis, Asthma in Children, and Parinaud Oculoglandular Syndrome. Dr. Tran is currently accepting new patients.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Kaiser Foundation Hospital-Ontario

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Ethan Chen is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Costochondritis, Tietz Syndrome, Cellulitis, and Parinaud Oculoglandular Syndrome.

    Experienced in Tonsillitis
    Otolaryngology
    Experienced in Tonsillitis
    Otolaryngology

    Ontario Vineyard Medical Offices

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Carmen Chan is an Otolaryngologist in Ontario, California. Dr. Chan is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Tonsil Stones, Nonallergic Rhinopathy, Palatal Myoclonus, Pancreaticoduodenectomy, and Adenoidectomy. Dr. Chan is currently accepting new patients.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Dana Homer is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Homer is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Cellulitis, Parinaud Oculoglandular Syndrome, Otitis, and Peptic Ulcer.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Irene Sung is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Sung has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Parinaud Oculoglandular Syndrome, Cellulitis, Otitis, and Peptic Ulcer.

    Experienced in Tonsillitis
    Family Medicine
    Experienced in Tonsillitis
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Nicholle Henley is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Henley is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Cellulitis, Ethmoiditis, Flu, and H1N1 Influenza.

    Experienced in Tonsillitis
    Family Medicine | General Practice
    Experienced in Tonsillitis
    Family Medicine | General Practice

    Sandra K Force - Obrowski, MD & Corliss R Shelton, MD

    7777 Milliken Ave Ste 350, 
    Rancho Cucamonga, CA 
     (4.7 miles away)
    Languages Spoken:
    English

    Corliss Shelton is a primary care provider, practicing in Family Medicine and General Practice in Rancho Cucamonga, California. Dr. Shelton is rated as an Experienced provider by MediFind in the treatment of Tonsillitis. Her top areas of expertise are Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Henry H. Nguyen
    Advanced in Tonsillitis
    Otolaryngology
    Advanced in Tonsillitis
    Otolaryngology

    Ent And Sinus Center, Inc.

    8241 Rochester Ave, 
    Rancho Cucamonga, CA 
     (6.6 miles away)
    Experience:
    35+ years
    Languages Spoken:
    English

    Henry Nguyen is an Otolaryngologist in Rancho Cucamonga, California. Dr. Nguyen has been practicing medicine for over 35 years and is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Familial Deafness, Sinusitis, and Empyema.

    Advanced in Tonsillitis
    Family Medicine
    Advanced in Tonsillitis
    Family Medicine

    Office

    1749 N Garey Ave Ste 101, 
    Pomona, CA 
     (5.3 miles away)
    Languages Spoken:
    English

    Erasto Gutierrez is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Gutierrez is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Tracheitis, Perianal Streptococcal Cellulitis, Lymphangitis, and Cellulitis.

    Advanced in Tonsillitis
    Internal Medicine
    Advanced in Tonsillitis
    Internal Medicine

    Rapid Care

    10841 White Oak Ave, 
    Rancho Cucamonga, CA 
     (5.4 miles away)
    Experience:
    46+ years
    Languages Spoken:
    English

    Zaher Azzawi is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Azzawi has been practicing medicine for over 46 years and is rated as an Advanced provider by MediFind in the treatment of Tonsillitis. His top areas of expertise are Orbital Cellulitis, Tracheitis, Cellulitis, and Lymphangitis.

    Showing 1-20 of 65

    Last Updated: 04/28/2026

    What is the definition of Tonsillitis?

    Tonsillitis is inflammation (swelling) of the tonsils.

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

    Why is it important to get a second opinion from a different Tonsillitis 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 Tonsillitis 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 Tonsillitis 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 Tonsillitis 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 Tonsillitis doctors near Ontario, CA?

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

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