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    Last Updated: 10/30/2025

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    MediFind found 70 doctor with experience in Sinusitis near O Fallon, MO. Of these, 65 are Experienced, 4 are Distinguished and 1 are Advanced.

    Location
    LocationClose
    70 providers found
      J. Matthew Conoyer
      Distinguished in Sinusitis
      Otolaryngology | Pediatric Otolaryngology | Allergy and Immunology
      Distinguished in Sinusitis
      Otolaryngology | Pediatric Otolaryngology | Allergy and Immunology

      Midwest ENT Centre

      4790 Executive Centre Parkway, 
      St.peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      John Conoyer is an Otolaryngologist and a Pediatric Otolaryngologist in St.peters, Missouri. Dr. Conoyer is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Nasal Septal Hematoma, Sinusitis, Infant Hearing Loss, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Dr. Conoyer is currently accepting new patients.

      Karen E. Boone
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology

      Midwest ENT Centre

      4790 Executive Centre Parkway, 
      St.peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Karen Boone is an Otolaryngologist and an Allergy and Immunologist in St.peters, Missouri. Dr. Boone is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Nasal Septal Hematoma, Low Nasal Bridge, Perichondritis, and Infant Hearing Loss. Dr. Boone is currently accepting new patients.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Benjamin M. Conoyer
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology

      Midwest ENT Centre

      4790 Executive Centre Parkway, 
      St.peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Benjamin Conoyer is an Otolaryngologist and an Allergy and Immunologist in St.peters, Missouri. Dr. Conoyer is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Low Nasal Bridge, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, and Infant Hearing Loss. Dr. Conoyer is currently accepting new patients.

      Learn about our expert tiers
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology
      Distinguished in Sinusitis
      Otolaryngology | Allergy and Immunology

      Midwest ENT Centre

      4790 Executive Centre Parkway, 
      St.peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Robert Mac Donald is an Otolaryngologist and an Allergy and Immunologist in St.peters, Missouri. Dr. Mac Donald is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are DFNB1, Jones Syndrome, Infant Hearing Loss, and Sinusitis. Dr. Mac Donald is currently accepting new patients.

      Matthew P. Page
      Advanced in Sinusitis
      Otolaryngology
      Advanced in Sinusitis
      Otolaryngology

      Midwest ENT Centre

      4790 Executive Centre Parkway, 
      St.peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Matthew Page is an Otolaryngologist in St.peters, Missouri. Dr. Page is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Nasal Septal Hematoma, Infant Hearing Loss, Nonsyndromic Hearing Loss, and Benign Paroxysmal Positional Vertigo. Dr. Page is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      1101 Hwy K, 
      O Fallon, MO 
       (3.5 miles away)
      Languages Spoken:
      English, Farsi, Turkish
      Accepting New Patients

      Maryam Naemi is a primary care provider, practicing in Family Medicine in O Fallon, Missouri. Dr. Naemi is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Nephrosclerosis. Dr. Naemi is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      1101 Hwy K, 
      O Fallon, MO 
       (3.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Chandra Wiewel is a primary care provider, practicing in Family Medicine in O Fallon, Missouri. Dr. Wiewel is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Hypothyroidism. Dr. Wiewel is currently accepting new patients.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine
      1002 Peruque Crossing Ct, Suite 102, 
      O Fallon, MO 
       (3.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Matthew Meier is a primary care provider, practicing in Internal Medicine in O Fallon, Missouri. Dr. Meier is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Transient Familial Hyperbilirubinemia, Congenital Hypothyroidism, Thyroid Dysgenesis, Colonoscopy, and Endoscopy. Dr. Meier is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine
      400 Medical Plz Ste 200, 
      Lake St Louis, MO 
       (4.0 miles away)
      Languages Spoken:
      English

      Michael Williams is a primary care provider, practicing in Family Medicine in Lake St Louis, Missouri. Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Hyperlipidemia Type 3, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

      Experienced in Sinusitis
      Pediatrics | Internal Medicine
      Experienced in Sinusitis
      Pediatrics | Internal Medicine

      Ssm Medical Group Inc

      400 Medical Plz, Suite 200, 
      Lake St Louis, MO 
       (4.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Paul Hinton is a primary care provider, practicing in Pediatrics and Internal Medicine in Lake St Louis, Missouri. Dr. Hinton is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are High Cholesterol, Chronic Obstructive Pulmonary Disease (COPD), Type 2 Diabetes (T2D), Endoscopy, and Gastrostomy. Dr. Hinton is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      400 Medical Plz, Suite 200, 
      Lake St Louis, MO 
       (4.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Jason Vangundy is a primary care provider, practicing in Family Medicine in Lake St Louis, Missouri. Dr. Vangundy is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Type 1 Diabetes (T1D), Childhood Iron Deficiency Anemia, End-Stage Renal Disease (ESRD), and Type 2 Diabetes (T2D). Dr. Vangundy is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      400 Medical Plz, Suite 200, 
      Lake St Louis, MO 
       (4.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Brian Smith is a primary care provider, practicing in Family Medicine in Lake St Louis, Missouri. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Migraine, Peripheral Artery Disease, Coronary Heart Disease, and Breast Cancer.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      6994 Mexico Rd, 
      Saint Peters, MO 
       (4.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Mark Hingst is a primary care provider, practicing in Family Medicine in Saint Peters, Missouri. Dr. Hingst is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Chronic Obstructive Pulmonary Disease (COPD), and Lung Metastases. Dr. Hingst is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Ssm Medical Group Inc

      6994 Mexico Rd, 
      Saint Peters, MO 
       (4.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Michael Kirk is a primary care provider, practicing in Family Medicine in Saint Peters, Missouri. Dr. Kirk is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol. Dr. Kirk is currently accepting new patients.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Physician Groups Lc

      2630 Hwy K, 
      O Fallon, MO 
       (4.4 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients

      Ximena Schnurr is a primary care provider, practicing in Family Medicine in O Fallon, Missouri. Dr. Schnurr is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Peptic Ulcer, Iron Deficiency Anemia, Necrosis, and Type 2 Diabetes (T2D). Dr. Schnurr is currently accepting new patients.

      Experienced in Sinusitis
      Allergy and Immunology
      Experienced in Sinusitis
      Allergy and Immunology

      American Multispecialty Group Inc

      9426 Phoenix Village Pkwy, 
      O Fallon, MO 
       (4.7 miles away)
      Languages Spoken:
      English

      Rabya Mian is an Allergy and Immunologist in O Fallon, Missouri. Dr. Mian is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Grass Allergy, Allergic Rhinitis, and Sinusitis.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Tri-County Family Practice, LLC

      5551 Winghaven Blvd, Suite 142, 
      O Fallon, MO 
       (4.9 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients

      Nelson Usry is a primary care provider, practicing in Family Medicine in O Fallon, Missouri. Dr. Usry is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Idiopathic Edema. Dr. Usry is currently accepting new patients.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine

      Internal Medicine At Winghaven, LLC

      5551 Winghaven Blvd, Suite 290, 
      O Fallon, MO 
       (4.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Gary Gray is a primary care provider, practicing in Internal Medicine in O Fallon, Missouri. Dr. Gray is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Hereditary Neuralgic Amyotrophy, Chronic Cough, Anemia, and Congenital Hemolytic Anemia. Dr. Gray is currently accepting new patients.

      Experienced in Sinusitis
      Otolaryngology
      Experienced in Sinusitis
      Otolaryngology
      4200 N Cloverleaf Dr Ste C, 
      Saint Peters, MO 
       (5.1 miles away)
      Languages Spoken:
      English

      Sheldon Davis is an Otolaryngologist in Saint Peters, Missouri. Dr. Davis is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Infant Hearing Loss, Jones Syndrome, DFNB1, and Otitis.

      Experienced in Sinusitis
      Otolaryngology
      Experienced in Sinusitis
      Otolaryngology
      4790 Executive Centre Pkwy, 
      Saint Peters, MO 
       (6.1 miles away)
      Languages Spoken:
      English

      John Conoyer is an Otolaryngologist in Saint Peters, Missouri. Dr. Conoyer is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Perichondritis, Infant Hearing Loss, Tonsil Stones, and Low Nasal Bridge.

      Showing 1-20 of 70

      Last Updated: 10/30/2025

      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 O Fallon, MO?

      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 O Fallon, MO?

      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 O Fallon, MO?

      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 O Fallon, MO?

      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 O Fallon, MO?

      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 O Fallon, MO?

      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 O Fallon, MO?

      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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