The 20 Best Hyperthyroidism Doctors Near Me in Smithtown, NY

Find the Top Hyperthyroidism Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 78 doctor with experience in Hyperthyroidism near Smithtown, NY. Of these, 68 are Experienced, 9 are Advanced and 1 are Distinguished.

Location
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78 providers found
    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology

    Middle Country Endocrinology PC

    285 E Main St Ste 105, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sherry Sussman is an Endocrinologist practicing medicine in Smithtown, New York. Dr. Sussman is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Hypothyroidism, and Maturity Onset Diabetes of the Young.

    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology

    Northwell Health Physician Partners Diabetes And Endocrinology At Islandia

    3001 Expressway Drive North, Suite 112, 
    Islandia, NY 
     (3.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sofia Syed is an Endocrinologist practicing medicine in Islandia, New York. Dr. Syed is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Postmenopausal Osteoporosis, and Osteoporosis.

    Distinguished in Hyperthyroidism
    Endocrinology
    Distinguished in Hyperthyroidism
    Endocrinology

    Mount Sinai Doctors Laboratory

    5 Cuba Hill Rd, 
    Greenlawn, NY 
     (9.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    John Tloczkowski is an Endocrinologist practicing medicine in Greenlawn, New York. Dr. Tloczkowski is rated as a Distinguished provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Diabetic Nephropathy, Type 2 Diabetes (T2D), Obesity in Children, and Hypothyroidism.

    Learn about our expert tiers
    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Optum Medical Care P.C.

    50 Route 111 Ste 200, 
    Smithtown, NY 
     (0.4 miles away)
    Languages Spoken:
    English

    Amrita Srivastava is an Endocrinologist practicing medicine in Smithtown, New York. Dr. Srivastava is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Obesity in Children, and Thyroid Storm.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Endocrine Associates Of Long Island PC

    732 Smithtown Byp Ste 103, 
    Smithtown, NY 
     (0.8 miles away)
    Languages Spoken:
    English

    Isabela Romao is an Endocrinologist practicing medicine in Smithtown, New York. Dr. Romao is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Thyroid Nodule, Type 2 Diabetes (T2D), Adrenal Gland Adenoma, and Hypercalcemia.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Office

    285 Middle Country Rd, 
    Smithtown, NY 
     (0.9 miles away)
    Languages Spoken:
    English

    Niti Mohan is an Endocrinologist practicing medicine in Smithtown, New York. Dr. Mohan is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Hypothyroidism, and Hypoparathyroidism.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    North Suffolk Endocrinology P.C.

    57 Southern Blvd Ste 1, 
    Nesconset, NY 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joseph Terrana is an Endocrinologist practicing medicine in Nesconset, New York. Dr. Terrana is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Hashimoto Thyroiditis, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Obesity in Children.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Office

    4 Smith Haven Mall Ste 203, 
    Lake Grove, NY 
     (4.1 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Alan Chang is an Endocrinologist practicing medicine in Lake Grove, New York. He has been practicing medicine for over 17 years. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Thyroid Nodule, and Thyroid Storm.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Stony Brook Cardiology

    200 Motor Pkwy, 
    Hauppauge, NY 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Zulekha Karim is an Endocrinologist practicing medicine in Hauppauge, New York. Dr. Karim is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. Her clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Nodule, Hypothyroidism, and Maturity Onset Diabetes of the Young.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Stony Brook Cardiology

    200 Motor Pkwy Ste C-16, 
    Hauppauge, NY 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Hess is an Endocrinologist practicing medicine in Hauppauge, New York. Dr. Hess is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Hypothyroidism, and Thyroid Storm.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Advanced Specialty Care

    500 Commack Rd Ste 103, 
    Commack, NY 
     (4.6 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Deirdre Eschler is an Endocrinologist practicing medicine in Commack, New York. She has been practicing medicine for over 18 years. Dr. Eschler is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Diabetes Insipidus (DI), Neurohypophyseal Diabetes Insipidus, Type 2 Diabetes (T2D), and Thyroid Nodule.

    Advanced in Hyperthyroidism
    Internal Medicine
    Advanced in Hyperthyroidism
    Internal Medicine

    Sekhar Gollapalli MD PC

    497 Townline Rd, 
    Hauppauge, NY 
     (2.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sekhar Gollapalli is a primary care provider, practicing in Internal Medicine in Hauppauge, New York. Dr. Gollapalli is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Hyperthyroidism, Thyroid Storm, Peripheral Neuropathy, Endoscopy, and Gastrostomy.

    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology
    6080 Jericho Turnpike, 
    Commack, NY 
     (5.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Edward Condon is an Endocrinologist practicing medicine in Commack, New York. Dr. Condon is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Hashimoto Thyroiditis, Polycystic Ovary Syndrome, Obesity in Children, and Infertility.

    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology

    Mount Sinai Doctors Laboratory

    5 Cuba Hill Rd, 
    Greenlawn, NY 
     (9.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Maria Davila is an Endocrinologist practicing medicine in Greenlawn, New York. Dr. Davila is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Hashimoto Thyroiditis, and Hypercalcemia.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Mather Endocrinology At Port Jefferson

    125 Oakland Ave, Suite 203, 
    Port Jefferson, NY 
     (9.3 miles away)
    Languages Spoken:
    English, Russian
    Offers Telehealth

    Ella Rosenbloom is an Endocrinologist practicing medicine in Port Jefferson, New York. Dr. Rosenbloom is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Nodule, Hypothyroidism, and Type 1 Diabetes (T1D).

    Experienced in Hyperthyroidism
    Endocrinology | Internal Medicine
    Experienced in Hyperthyroidism
    Endocrinology | Internal Medicine

    Mather Endocrinology At Port Jefferson

    125 Oakland Ave, Suite 203, 
    Port Jefferson, NY 
     (9.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Georgia Kulina is an Internal Medicine specialist and an Endocrinologist practicing medicine in Port Jefferson, New York. Dr. Kulina is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Thyroid Nodule, Type 2 Diabetes (T2D), Hypercalcemia, and Milk-Alkali Syndrome.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology

    Northwell Health Physician Partners Diabetes And Endocrinology At Bay Shore

    180 East Main Street, 2nd Floor, 
    Bay Shore, NY 
     (9.4 miles away)
    Languages Spoken:
    English, Romanian
    Offers Telehealth

    Nicoleta Ionica is an Endocrinologist practicing medicine in Bay Shore, New York. Dr. Ionica is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Hypothyroidism, and Idiopathic Hypercalciuria.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    St. Catherine Of Siena Hospital

    50 Route 25A, 
    Smithtown, NY 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robert Courgi is an Internal Medicine provider practicing medicine in Smithtown, New York. Dr. Courgi is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hip Replacement, and Endoscopy.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    North Shore Medical Group Of The Mount Sinai School Of Medicine

    59 Southern Blvd, 
    Nesconset, NY 
     (1.9 miles away)
    Languages Spoken:
    English

    Barbara Stumacher is a primary care provider, practicing in Internal Medicine in Nesconset, New York. Dr. Stumacher is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Sitosterolemia, Congenital Sucrase-Isomaltase Deficiency, Glucose-Galactose Malabsorption Deficiency, and Glucose Phosphate Isomerase Deficiency.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    North Shore Medical Group Of The Mount Sinai School Of Medicine

    59 Southern Blvd, 
    Nesconset, NY 
     (1.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Glenn Rosett is a primary care provider, practicing in Internal Medicine in Nesconset, New York. Dr. Rosett is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Bronchitis, High Cholesterol, and Familial Hypertension.

    Showing 1-20 of 78

    Last Updated: 04/28/2026

    What is the definition of Hyperthyroidism?

    Hyperthyroidism is a condition in which the thyroid gland makes too much thyroid hormone. The condition is often called overactive thyroid.

    When should I see a Hyperthyroidism doctor near Smithtown, NY?

    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 Hyperthyroidism doctor near Smithtown, NY?

    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 Hyperthyroidism doctors near Smithtown, NY?

    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 Hyperthyroidism doctors near Smithtown, NY?

    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 Hyperthyroidism doctor near Smithtown, NY?

    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 Hyperthyroidism doctor search results page. 

    Why is it important to get a second opinion from a different Hyperthyroidism 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 Hyperthyroidism doctor near Smithtown, NY?

    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 Hyperthyroidism 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 Hyperthyroidism 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 Hyperthyroidism doctors near Smithtown, NY?

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

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