The 20 Best Toxic Nodular Goiter Doctors Near Me in upland, CA

Find the Top Toxic Nodular Goiter Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 13 doctor with experience in Toxic Nodular Goiter near upland, CA. Of these, 9 are Experienced and 4 are Advanced.

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13 providers found
    Advanced in Toxic Nodular Goiter
    Endocrinology
    Advanced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Bashar Saad, M.D., Inc.

    630 N 13th Ave, 
    Upland, CA 
     (1.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tony Kastoon is an Endocrinologist practicing medicine in Upland, California. Dr. Kastoon is rated as an Advanced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Thyroid Storm, Type 2 Diabetes (T2D), Hypothyroidism, and Hyperparathyroidism. Dr. Kastoon is board certified in American Board Of Internal Medicine. Dr. Kastoon is currently accepting new patients.

    Advanced in Toxic Nodular Goiter
    Endocrinology
    Advanced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Rubina Aqeel MD Inc.

    1183 E Foothill Blvd Ste 260, 
    Upland, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rubina Aqeel is an Endocrinologist practicing medicine in Upland, California. Dr. Aqeel is rated as an Advanced provider by MediFind in the treatment of Toxic Nodular Goiter. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Hyperthyroidism, Sheehan Syndrome, Hypopituitarism, and Isolated Hypogonadotropic Hypogonadism. Dr. Aqeel is currently accepting new patients.

    Advanced in Toxic Nodular Goiter
    Endocrinology
    Advanced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Inland Endocrine

    9471 Haven Ave, 
    Rancho Cucamonga, CA 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Stuart Seigel is an Endocrinologist practicing medicine in Rancho Cucamonga, California. Dr. Seigel is rated as an Advanced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Thyroid Storm, and Low Testosterone. Dr. Seigel is board certified in American Board Of Internal Medicine. Dr. Seigel is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Toxic Nodular Goiter
    Experienced in Toxic Nodular Goiter
    Referral required

    Endocrine Advantage A Medical Corp.

    10807 Laurel St Ste 200, 
    Rancho Cucamonga, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Silvana Giannelli is an Endocrinologist practicing medicine in Rancho Cucamonga, California. Dr. Giannelli is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. She is also highly rated in 25 other conditions, according to our data. Her clinical expertise encompasses Juvenile Primary Osteoporosis, Graves Disease, Thyroid Storm, and Addison's Disease. Dr. Giannelli is currently accepting new patients.

    Advanced in Toxic Nodular Goiter
    Endocrinology
    Advanced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Chaparral Medical Group, Inc

    1904 N Orange Grove Ave, 
    Pomona, CA 
     (5.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rita Pradhan is an Endocrinologist practicing medicine in Pomona, California. Dr. Pradhan is rated as an Advanced provider by MediFind in the treatment of Toxic Nodular Goiter. She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Rickets, and Osteomalacia. Dr. Pradhan is board certified in Internal Medicine (Sub: Endocrinology, Diabetes & Met and American Board Of Internal Medicine. Dr. Pradhan is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Experienced in Toxic Nodular Goiter
    Referral required

    Chaparral Medical Group, Inc

    1904 N Orange Grove Ave, 
    Pomona, CA 
     (5.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Prasad Jeereddi is an Endocrinologist practicing medicine in Pomona, California. Dr. Jeereddi is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. His clinical expertise encompasses Anaplastic Thyroid Cancer, Papillary Thyroid Cancer, Follicular Thyroid Cancer, and Medullary Thyroid Carcinoma. Dr. Jeereddi is board certified in Internal Medicine (Sub: Endocrinology, Diabetes & Met and American Board Of Internal Medicine. Dr. Jeereddi is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Endocrinology
    Experienced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Chaparral Medical Group, Inc.

    1866 N Orange Grove Ave, 
    Pomona, CA 
     (5.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ewa Konca is an Endocrinologist practicing medicine in Pomona, California. Dr. Konca is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. She is also highly rated in 59 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Obesity, and Hypothyroidism. Dr. Konca is board certified in Internal Medicine (Sub: Endocrinology, Diabetes & Met and American Board Of Internal Medicine. Dr. Konca is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Experienced in Toxic Nodular Goiter
    Referral required

    Sadiq H Mandilawi, M.D. Bda: May Medical Management Corp.

    1234 Foothill Blvd, 
    La Verne, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sadiq Mandilawi is an Endocrinologist practicing medicine in La Verne, California. Dr. Mandilawi is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Hashimoto Thyroiditis, Type 2 Diabetes (T2D), and Thyroid Nodule. Dr. Mandilawi is board certified in American Board Internal Medicine. Dr. Mandilawi is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Experienced in Toxic Nodular Goiter
    Referral required

    Pacific Minimally Invasive Surgeons Inc

    1330 W Covina Blvd Ste 101, 
    San Dimas, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mohamad Al-Sayed is an Endocrinologist practicing medicine in San Dimas, California. Dr. Al-Sayed is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Adrenal Insufficiency Pediatric, and Triple A Syndrome. Dr. Al-Sayed is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Experienced in Toxic Nodular Goiter
    Referral required

    Office

    1330 W Covina Blvd Ste 206, 
    San Dimas, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rambod Amani-Yazdi is an Endocrinologist practicing medicine in San Dimas, California. Dr. Amani-Yazdi is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Graves Disease, and Maturity Onset Diabetes of the Young. Dr. Amani-Yazdi is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Endocrinology
    Experienced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Zuhair O. Yahya, MD Inc.

    1334 W Covina Blvd, 
    San Dimas, CA 
     (10.5 miles away)
    Languages Spoken:
    English

    Zuhair Yahya is an Endocrinologist practicing medicine in San Dimas, California. Dr. Yahya is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Obesity in Children, and Thyroid Storm. Dr. Yahya is board certified in American Board Of Internal Medicine.

    Experienced in Toxic Nodular Goiter
    Endocrinology
    Experienced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    William Kurban MD Inc.

    210 S Grand Ave, 
    Glendora, CA 
     (12.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    William Kurban is an Endocrinologist practicing medicine in Glendora, California. Dr. Kurban is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Adrenal Gland Adenoma, and Obesity in Children. Dr. Kurban is board certified in American Board Of Internal Medicine. Dr. Kurban is currently accepting new patients.

    Experienced in Toxic Nodular Goiter
    Endocrinology
    Experienced in Toxic Nodular Goiter
    Endocrinology
    Referral required

    Marc Stanley Gutin, MD

    210 S Grand Ave, 
    Glendora, CA 
     (12.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Marc Gutin is an Endocrinologist practicing medicine in Glendora, California. Dr. Gutin is rated as an Experienced provider by MediFind in the treatment of Toxic Nodular Goiter. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Type 1 Diabetes (T1D), and Neonatal Severe Hyperparathyroidism. Dr. Gutin is board certified in American Board Internal Medicine. Dr. Gutin is currently accepting new patients.

    Showing 1-13 of 13

    Last Updated: 09/26/2026

    What is the definition of Toxic Nodular Goiter?

    Toxic nodular goiter involves an enlarged thyroid gland. The gland contains areas that have increased in size and formed nodules. One or more of these nodules produce too much thyroid hormone.

    When should I see a Toxic Nodular Goiter doctor near upland, 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 Toxic Nodular Goiter doctor near upland, 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 Toxic Nodular Goiter doctors near upland, 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 Toxic Nodular Goiter doctors near upland, 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 Toxic Nodular Goiter doctor near upland, 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 Toxic Nodular Goiter doctor search results page. 

    Why is it important to get a second opinion from a different Toxic Nodular Goiter 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 Toxic Nodular Goiter doctor near upland, 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 Toxic Nodular Goiter 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 Toxic Nodular Goiter 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 Toxic Nodular Goiter doctors near upland, CA?

    Look for the filter feature on the left side of the Toxic Nodular Goiter 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 Toxic Nodular Goiter doctor that offers video calls?

    Look for the filter feature on the left-side of the Toxic Nodular Goiter 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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