The 20 Best Sinusitis Doctors Near Me in Mission Viejo, CA

Find the Top Sinusitis Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 227 doctor with experience in Sinusitis near Mission Viejo, CA. Of these, 192 are Experienced, 27 are Advanced, 7 are Distinguished and 1 are Elite.

Location
LocationClose
227 providers found
    Elite in Sinusitis
    General Surgery
    Elite in Sinusitis
    General Surgery

    University Head & Neck Surgeons

    250 E Yale Loop Ste 200, 
    Irvine, CA 
     (9.9 miles away)
    Languages Spoken:
    English

    Naveen Bhandarkar is a General Surgeon practicing medicine in Irvine, California. Dr. Bhandarkar is rated as an Elite provider by MediFind in the treatment of Sinusitis. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Empyema, Septoplasty, and Endoscopy.

    Distinguished in Sinusitis
    Allergy and Immunology
    Distinguished in Sinusitis
    Allergy and Immunology

    Allergy And Asthma Assoc Of So Calif

    28202 Cabot Rd, 
    Laguna Niguel, CA 
     (3.2 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English

    Warner Carr is an Allergy and Immunologist practicing medicine in Laguna Niguel, California. He has been practicing medicine for over 30 years. Dr. Carr is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Allergic Rhinitis, Allergic Conjunctivitis, Sinusitis, and Conjunctivitis (Pink Eye). Dr. Carr is board certified in American Board Of Allergy & Immunology.

    Distinguished in Sinusitis
    Distinguished in Sinusitis

    Orange County Ear Nose And Throat Assocs

    24411 Health Center Dr, 
    Laguna Hills, CA 
     (3.1 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English

    Christopher Yian is an Otolaryngologist practicing medicine in Laguna Hills, California. He has been practicing medicine for over 29 years. Dr. Yian is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Jones Syndrome, Infant Hearing Loss, DFNB1, and Ruptured Eardrum. Dr. Yian is board certified in American Board Of Otolaryngology.

    Learn about our expert tiers
    Experienced in Sinusitis
    Internal Medicine
    Experienced in Sinusitis
    Internal Medicine

    MemorialCare Medical Group - Mission Viejo

    Mission Viejo, CA 
     (1.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Saghi Rokhshadfar is a primary care provider, practicing in Internal Medicine in Mission Viejo, California. Dr. Rokhshadfar is rated as an Experienced provider by MediFind in the treatment of Sinusitis. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Diabetic Nephropathy, Type 2 Diabetes (T2D), High Cholesterol, and Congenital Sucrase-Isomaltase Deficiency. Dr. Rokhshadfar is currently accepting new patients.

    Experienced in Sinusitis
    Allergy and Immunology
    Experienced in Sinusitis
    Allergy and Immunology
    26691 Plaza, Suite 170, 
    Mission Viejo, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tyler Basen is an Allergy and Immunologist practicing medicine in Mission Viejo, California. Dr. Basen is rated as an Experienced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Allergic Rhinitis, Sinusitis, Hives, and Chronic Spontaneous Urticaria (CSU). Dr. Basen is currently accepting new patients.

    Experienced in Sinusitis
    Otolaryngology
    Experienced in Sinusitis
    Otolaryngology
    26730 Crown Valley Parkway, Suite 250, 
    Mission Viejo, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    James Heinrich is an Otolaryngologist practicing medicine in Mission Viejo, California. Dr. Heinrich is rated as an Experienced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Keloids, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Nasal Septal Hematoma, Low Nasal Bridge, and Myringotomy. Dr. Heinrich is currently accepting new patients.

    Experienced in Sinusitis
    Internal Medicine
    Experienced in Sinusitis
    Internal Medicine
    26800 Crown Valley Parkway, Suite 540, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nader Noorian is a primary care provider, practicing in Internal Medicine in Mission Viejo, California. Dr. Noorian is rated as an Experienced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, Folate Deficiency, and Infant Hyperglycemia. Dr. Noorian is currently accepting new patients.

    Advanced in Sinusitis
    Allergy and Immunology
    Advanced in Sinusitis
    Allergy and Immunology

    Allergy And Asthma Assoc Of So Calif

    28202 Cabot Rd, 
    Laguna Niguel, CA 
     (3.2 miles away)
    Experience:
    57+ years
    Languages Spoken:
    English

    Mark Sugar is an Allergy and Immunologist practicing medicine in Laguna Niguel, California. He has been practicing medicine for over 57 years. Dr. Sugar is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Allergic Rhinitis, Sinusitis, Primary Immunodeficiency (PID), and Common Variable Immune Deficiency. Dr. Sugar is board certified in American Board Of Allergy & Immunology.

    Experienced in Sinusitis
    Internal Medicine
    Experienced in Sinusitis
    Internal Medicine

    MemorialCare Medical Group 55+ (Laguna Woods)

    24268 El Toro Rd, 
    Laguna Woods, CA 
     (3.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kien-an Duong is a primary care provider, practicing in Internal Medicine in Laguna Woods, California. Dr. Duong is rated as an Experienced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Cirrhosis. Dr. Duong is currently accepting new patients.

    Advanced in Sinusitis
    Family Medicine
    Advanced in Sinusitis
    Family Medicine

    Mission Medical Urgent Care

    26800 Crown Valley Pkwy Ste 150, 
    Mission Viejo, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Phuong Ly is a primary care provider, practicing in Family Medicine in Mission Viejo, California. Dr. Ly is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Empyema, Sinusitis, and Lymphangitis.

    Advanced in Sinusitis
    Family Medicine
    Advanced in Sinusitis
    Family Medicine

    Kolvita Family Medical Group Inc.

    25982 Pala Ste 180, 
    Mission Viejo, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Matthew Zeller is a primary care provider, practicing in Family Medicine in Mission Viejo, California. Dr. Zeller is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Tracheitis, Neuralgia, and Papular Urticaria.

    Advanced in Sinusitis
    Advanced in Sinusitis

    Head And Neck Associates

    26726 Crown Valley Pkwy, 
    Mission Viejo, CA 
     (2.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Christopher Thompson is an Otolaryngologist practicing medicine in Mission Viejo, California. He has been practicing medicine for over 17 years. Dr. Thompson is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Perichondritis, Turbinectomy, and Septoplasty. Dr. Thompson is board certified in American Board Of Otolaryngology.

    Advanced in Sinusitis
    Otolaryngology
    Advanced in Sinusitis
    Otolaryngology

    Head And Neck Associates

    26726 Crown Valley Pkwy, 
    Mission Viejo, CA 
     (2.3 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Jagmeet Mundi is an Otolaryngologist practicing medicine in Mission Viejo, California. He has been practicing medicine for over 19 years. Dr. Mundi is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Auditory Neuropathy Spectrum Disorder, Nonallergic Rhinopathy, Palatal Myoclonus, and Endoscopic Transnasal Transsphenoidal Surgery. Dr. Mundi is board certified in American Board Of Otolaryngology.

    Advanced in Sinusitis
    Otolaryngology
    Advanced in Sinusitis
    Otolaryngology

    Head And Neck Associates

    26726 Crown Valley Pkwy, 
    Mission Viejo, CA 
     (2.3 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English

    Michael Cho is an Otolaryngologist practicing medicine in Mission Viejo, California. He has been practicing medicine for over 25 years. Dr. Cho is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Ozena, Nonallergic Rhinopathy, Palatal Myoclonus, and Auditory Neuropathy Spectrum Disorder. Dr. Cho is board certified in American Board Of Otolaryngology.

    Advanced in Sinusitis
    Allergy and Immunology
    Advanced in Sinusitis
    Allergy and Immunology

    Allergy And Asthma Assoc Of So Calif

    27800 Medical Center Rd, 
    Mission Viejo, CA 
     (2.6 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English

    Vinay Mehta is an Allergy and Immunologist practicing medicine in Mission Viejo, California. He has been practicing medicine for over 26 years. Dr. Mehta is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Grass Allergy, Allergic Rhinitis, Sinusitis, and Hives. Dr. Mehta is board certified in American Board Of Allergy & Immunology.

    Experienced in Sinusitis
    Experienced in Sinusitis

    Allergy And Asthma Associates

    27800 Medical Center Rd Ste 244, 
    Mission Viejo, CA 
     (2.6 miles away)
    Languages Spoken:
    English

    William Berger is a Pediatrics provider practicing medicine in Mission Viejo, California. Dr. Berger is rated as an Experienced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Allergic Rhinitis, Asthma, Giant Papillary Conjunctivitis, and Vernal Keratoconjunctivitis.

    Advanced in Sinusitis
    Otolaryngology
    Advanced in Sinusitis
    Otolaryngology

    Orange County Ear Nose And Throat Assocs

    24411 Health Center Dr, 
    Laguna Hills, CA 
     (3.1 miles away)
    Experience:
    32+ years
    Languages Spoken:
    English

    Paul Sun is an Otolaryngologist practicing medicine in Laguna Hills, California. He has been practicing medicine for over 32 years. Dr. Sun is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Nonallergic Rhinopathy, Ozena, Palatal Myoclonus, and Infant Hearing Loss. Dr. Sun is board certified in American Board Of Otolaryngology.

    Advanced in Sinusitis
    Advanced in Sinusitis

    Optum - Ladera Ranch

    800 Corporate Dr, 
    Ladera Ranch, CA 
     (3.2 miles away)
    Experience:
    45+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mitchell Wainwright is a primary care provider, practicing in Family Medicine in Ladera Ranch, California. He has been practicing medicine for over 45 years. Dr. Wainwright is rated as an Advanced provider by MediFind in the treatment of Sinusitis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Papular Urticaria, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), and Empyema. Dr. Wainwright is currently accepting new patients.

    Advanced in Sinusitis
    Allergy and Immunology
    Advanced in Sinusitis
    Allergy and Immunology

    Allergy And Asthma Assoc Of So Calif

    28202 Cabot Rd, 
    Laguna Niguel, CA 
     (3.2 miles away)
    Experience:
    16+ years
    Languages Spoken:
    English

    Christine Lee is an Allergy and Immunologist practicing medicine in Laguna Niguel, California. She has been practicing medicine for over 16 years. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Sinusitis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Allergic Rhinitis, Conjunctivitis (Pink Eye), Sinusitis, and Hives. Dr. Lee is board certified in American Board Of Allergy & Immunology.

    Advanced in Sinusitis
    Family Medicine
    Advanced in Sinusitis
    Family Medicine

    Office

    25500 Rancho Niguel Rd Ste 100, 
    Laguna Niguel, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lauren Davis is a primary care provider, practicing in Family Medicine in Laguna Niguel, California. Dr. Davis is rated as an Advanced provider by MediFind in the treatment of Sinusitis. She is also highly rated in 32 other conditions, according to our data. Her clinical expertise encompasses Common Cold, Tracheitis, Sinusitis, and Empyema.

    Showing 1-20 of 227

    Last Updated: 04/28/2026

    What is the definition of Sinusitis?

    Sinusitis is present when the tissue lining the sinuses become swollen or inflamed. It occurs as the result of an inflammatory reaction or an infection from a virus, bacteria, or fungus.

    When should I see a Sinusitis doctor near Mission Viejo, 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 Sinusitis doctor near Mission Viejo, 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 Sinusitis doctors near Mission Viejo, 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 Sinusitis doctors near Mission Viejo, 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 Sinusitis doctor near Mission Viejo, 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 Sinusitis doctor search results page. 

    Why is it important to get a second opinion from a different Sinusitis 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 Sinusitis doctor near Mission Viejo, 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 Sinusitis 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 Sinusitis 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 Sinusitis doctors near Mission Viejo, CA?

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

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