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    Last Updated: 10/30/2025

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    MediFind found 212 doctor with experience in Sinusitis near Castro Valley, CA. Of these, 195 are Experienced, 13 are Advanced and 4 are Distinguished.

    Location
    LocationClose
    212 providers found
      Advanced in Sinusitis
      Allergy and Immunology
      Advanced in Sinusitis
      Allergy and Immunology
      20400 Lake Chabot Rd, Suite 304, 
      Castro Valley, CA 
       (0.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Kenneth Lien is an Allergy and Immunologist in Castro Valley, California. Dr. Lien is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Grass Allergy, Allergic Rhinitis, Food Allergy, and Sinusitis.

      Advanced in Sinusitis
      Otolaryngology
      Advanced in Sinusitis
      Otolaryngology

      Bay Area Ear, Nose, And Throat Medical Group

      13847 E 14th St, Suite 200, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English

      Robert Wu is an Otolaryngologist in San Leandro, California. Dr. Wu is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Swimmer's Ear, Trachoma, Jones Syndrome, DFNB1, and Gastrostomy.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Distinguished in Sinusitis
      Otolaryngology
      Distinguished in Sinusitis
      Otolaryngology

      University Healthcare Alliance

      5201 Norris Canyon Rd, Suite 220, 
      San Ramon, CA 
       (8.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Andrew Limb is an Otolaryngologist in San Ramon, California. Dr. Limb is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Empyema, Sinusitis, Allergic Rhinitis, Grass Allergy, and Laryngectomy.

      Learn about our expert tiers
      Experienced in Sinusitis
      Experienced in Sinusitis

      Progressive Urgent Care Inc

      22101 Redwood Rd, Suite B, 
      Castro Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Najibulrahman Saifulrahman is a primary care provider, practicing in General Practice in Castro Valley, California. Dr. Saifulrahman is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Tracheitis, Asthma, Opisthotonos, and Muscle Spasms.

      Experienced in Sinusitis
      Otolaryngology
      Experienced in Sinusitis
      Otolaryngology
      20400 Lake Chabot Rd, Suite 301, 
      Castro Valley, CA 
       (0.7 miles away)
      Languages Spoken:
      English

      Mark Zeme is an Otolaryngologist in Castro Valley, California. Dr. Zeme is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Otitis, Jones Syndrome, DFNB1, and Infant Hearing Loss.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Sutter Bay Medical Foundation

      20101 Lake Chabot Rd, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Qiratulanne Khan is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Cellulitis, Lymphangitis, Pharyngomaxillary Space Abscess, COVID-19, and Intrauterine Device Insertion.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      Chabot Family Associates Inc

      19845 Lake Chabot Rd, Suite 205, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English, Hindi, Punjabi, Russian, Spanish
      Offers Telehealth

      Rinku Shrivastava is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Shrivastava is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Labyrinthitis.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine

      University Healthcare Alliance

      20642 John Dr, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Richard Ho is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Ho is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine

      University Healthcare Alliance

      20126 Stanton Ave, Suite 201, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Cristina Gesmundo is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Gesmundo is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine

      University Healthcare Alliance

      20126 Stanton Ave, Suite 201, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ling Xu is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Xu is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Hypothyroidism, Diabetic Hyperglycemic Hyperosmolar Syndrome, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Sinusitis
      Geriatrics | Internal Medicine
      Experienced in Sinusitis
      Geriatrics | Internal Medicine

      Dr Aditya Jain MD Inc

      1532 150th Ave, 
      San Leandro, CA 
       (3.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Michael Marchiano is a primary care provider, practicing in Geriatrics and Internal Medicine in San Leandro, California. Dr. Marchiano is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Restrictive Cardiomyopathy (RCM), Coronary Heart Disease, Atherosclerosis, and Cardiomyopathy.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine

      Gautam Pareek MD Inc

      1090 La Playa Dr, 
      Hayward, CA 
       (3.7 miles away)
      Languages Spoken:
      English, French, Hindi
      Offers Telehealth

      Gautam Pareek is a primary care provider, practicing in Internal Medicine in Hayward, California. Dr. Pareek is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Necrosis, Endoscopy, and Gastrostomy.

      Experienced in Sinusitis
      Experienced in Sinusitis

      Alameda Health System

      13855 E 14th St, 
      San Leandro, CA 
       (3.9 miles away)
      Languages Spoken:
      English

      Tristan Klosterman is an Otolaryngologist in San Leandro, California. Dr. Klosterman is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Nasopharyngeal Carcinoma, Ear Barotrauma, Throat Cancer, Laryngeal Cancer, and Laryngectomy.

      Experienced in Sinusitis
      Plastic Surgery | Otolaryngology
      Experienced in Sinusitis
      Plastic Surgery | Otolaryngology

      Bay Area Ear, Nose, And Throat Medical Group

      13847 E 14th St, Suite 200, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English

      Ronald Rubenstein is a Plastic Surgeon and an Otolaryngologist in San Leandro, California. Dr. Rubenstein is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Swimmer's Ear, Trachoma, Jones Syndrome, and Laryngitis.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine
      13847 E 14th St, Suite 113, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Chao Ho is a primary care provider, practicing in Internal Medicine in San Leandro, California. Dr. Ho is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Chronic Cough, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Sinusitis
      Family Medicine
      Experienced in Sinusitis
      Family Medicine
      13847 E 14th St, Suite 108, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English, Mandarin
      Offers Telehealth

      Christi Cheng is a primary care provider, practicing in Family Medicine in San Leandro, California. Dr. Cheng is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Diabetic Nephropathy, Type 2 Diabetes (T2D), Bronchitis, and High Cholesterol.

      Experienced in Sinusitis
      Allergy and Immunology
      Experienced in Sinusitis
      Allergy and Immunology
      13847 E 14th St., Ste 112, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English

      Dionisio Fernandes is an Allergy and Immunologist in San Leandro, California. Dr. Fernandes is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Allergic Rhinitis, Grass Allergy, and Sinusitis.

      Experienced in Sinusitis
      Geriatrics | General Practice
      Experienced in Sinusitis
      Geriatrics | General Practice
      13851 E 14th St, Suite 205, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English

      Douglas Zhang is a primary care provider, a Geriatrics specialist and a General Practice provider in San Leandro, California. Dr. Zhang is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Bronchitis.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine

      Epic Care

      13851 E 14th St, Suite 305, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English, Hindi, Punjabi, Spanish, Tamil
      Offers Telehealth

      Deepak Dhawan is a primary care provider, practicing in Internal Medicine in San Leandro, California. Dr. Dhawan is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Restrictive Cardiomyopathy (RCM), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Endoscopy.

      Experienced in Sinusitis
      Internal Medicine
      Experienced in Sinusitis
      Internal Medicine
      27001 Calaroga Ave, Suite 3, 
      Hayward, CA 
       (4.3 miles away)
      Languages Spoken:
      English, Hindi, Lahnda

      Rajiv Ahuja is a primary care provider, practicing in Internal Medicine in Hayward, California. Dr. Ahuja is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Velopharyngeal Insufficiency, Gastrostomy, and Endoscopy.

      Showing 1-20 of 212

      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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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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