The 20 Best Hyperthyroidism Doctors Near Me in oshkosh, WI

Find the Top Hyperthyroidism Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 20 doctor with experience in Hyperthyroidism near oshkosh, WI. Of these, 18 are Experienced and 2 are Advanced.

Location
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20 providers found
    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansOshkosh

    600 North Westhaven Drive, 
    Oshkosh, WI 
     (4.0 miles away)
    Languages Spoken:
    English, Lithuanian, Spanish
    Accepting New Patients
    Offers Telehealth

    Rimas Janusonis is a primary care provider, practicing in Family Medicine in Oshkosh, Wisconsin. Dr. Janusonis is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Obesity Hypoventilation Syndrome (OHS), Abdominal Obesity Metabolic Syndrome, Type B Insulin Resistance Syndrome, and Mitochondrial Complex V Deficiency. Dr. Janusonis is board certified in Family Medicine, American Board Of Family Medicine (2003). Dr. Janusonis is currently accepting new patients.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    Ascension Medical Group WI - Ninth Avenue - Internal Medicine

    2700 W 9th Ave, Ste 203a, 
    Oshkosh, WI 
     (3.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lars Swanson is a primary care provider, practicing in Internal Medicine in Oshkosh, Wisconsin. Dr. Swanson is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Familial Combined Hyperlipidemia, Xanthoma, and Perniosis. Dr. Swanson is board certified in The American Board Of Internal Medicine - Internal Medicine. Dr. Swanson is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lesley Kieffer is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Kieffer is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Generalized Anxiety Disorder (GAD), Hypothyroidism, Obesity in Children, and High Cholesterol. Dr. Kieffer is board certified in Family Medicine, American Board Of Family Medicine (2013). Dr. Kieffer is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Aurora Family Medicine

    414 Doctors Ct, 
    Oshkosh, WI 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Eric Duwell is a primary care provider, practicing in Family Medicine in Oshkosh, Wisconsin. Dr. Duwell 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 Frontonasal Dysplasia Klippel Feil Syndrome, Cirrhosis, Mesothelioma, and Familial Combined Hyperlipidemia. Dr. Duwell is board certified in American Board Of Family Medicine. Dr. Duwell is currently accepting new patients.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology
    Referral required

    Aurora Endocrinology

    855 N Westhaven Dr, 
    Oshkosh, WI 
     (2.5 miles away)
    Languages Spoken:
    English, Arabic
    Accepting New Patients
    Offers Telehealth

    Ayham Chamseddin is an Endocrinologist practicing medicine in Oshkosh, Wisconsin. Dr. Chamseddin is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. His clinical expertise encompasses Papillary Thyroid Cancer, Anaplastic Thyroid Cancer, Follicular Thyroid Cancer, and Medullary Thyroid Carcinoma. Dr. Chamseddin is board certified in American Board Of Internal Medicine. Dr. Chamseddin is currently accepting new patients.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology
    Referral required

    Aurora Medical Center Of Oshkosh

    855 N Westhaven Dr, 
    Oshkosh, WI 
     (2.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Cynthia Leigh is an Endocrinologist practicing medicine in Oshkosh, Wisconsin. Dr. Leigh is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. Her clinical expertise encompasses Hyperthyroidism, Thyroid Storm, Type 2 Diabetes (T2D), and Peripheral Neuropathy. Dr. Leigh is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansOshkosh

    600 North Westhaven Drive, 
    Oshkosh, WI 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Patrick Terry is a primary care provider, practicing in Family Medicine in Oshkosh, Wisconsin. Dr. Terry is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Generalized Anxiety Disorder (GAD), Pelvic Floor Dysfunction, Cellulitis, and Otitis. Dr. Terry is board certified in American Osteopathic Board Of Family Physicians (2021). Dr. Terry is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English, Hindi, Telugu
    Accepting New Patients

    Venkata Udayagiri is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Udayagiri is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Generalized Anxiety Disorder (GAD), Seasonal Affective Disorder (SAD), High Cholesterol, and Obesity in Children. Dr. Udayagiri is board certified in Family Medicine, American Board Of Family Medicine (2019). Dr. Udayagiri is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Ascension Medical Group WI - Winneconne - Family Medicine

    916 E Main St, 
    Winneconne, WI 
     (9.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Christopher Rocke is a primary care provider, practicing in Family Medicine in Winneconne, Wisconsin. Dr. Rocke 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 High Cholesterol, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Low Potassium Level. Dr. Rocke is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Aurora Medical Group Inc.

    6085 Harbour View Dr, 
    Winneconne, WI 
     (8.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Kent is a primary care provider, practicing in Family Medicine in Winneconne, Wisconsin. Dr. Kent is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. His clinical expertise encompasses COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Tracheitis, and Type 2 Diabetes (T2D). Dr. Kent is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kurt Bloomhuff is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Bloomhuff 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 Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol. Dr. Bloomhuff is board certified in Family Medicine, American Board Of Family Medicine (2001). Dr. Bloomhuff is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Megan Kane is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Kane is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Generalized Anxiety Disorder (GAD), Hypothyroidism, High Cholesterol, and Hypertension. Dr. Kane is board certified in Family Medicine, American Board Of Family Medicine (2012). Dr. Kane is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Andrew Dunn is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Dunn is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Obesity, and Familial Hypertension. Dr. Dunn is board certified in American Osteopathic Board Of Family Physicians (2015) and Family Medicine, American Board Of Family Medicine (2015). Dr. Dunn is currently accepting new patients.

    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology
    Referral required

    ThedaCare Physicians EndocrinologyNeenah Medical Center

    200 Theda Clark Medical Plaza, Suite 240, 
    Neenah, WI 
     (12.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Mihailidis is an Endocrinologist practicing medicine in Neenah, Wisconsin. Dr. Mihailidis is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Storm, Hyperthyroidism, and Hyperparathyroidism. Dr. Mihailidis is board certified in Internal Medicine, American Board Of Internal Medicine (2013) and American Board Of Internal Medicine (2015). Dr. Mihailidis is currently accepting new patients.

    Advanced in Hyperthyroidism
    Endocrinology
    Advanced in Hyperthyroidism
    Endocrinology
    Referral required

    ThedaCare Physicians EndocrinologyNeenah Medical Center

    200 Theda Clark Medical Plaza, Suite 240, 
    Neenah, WI 
     (12.1 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Kaley Mayer is an Endocrinologist practicing medicine in Neenah, Wisconsin. Dr. Mayer is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Diabetic Neuropathy, Type 2 Diabetes (T2D), and Diabetic Nephropathy. Dr. Mayer is board certified in National Commission On Certification Of PA (2020). Dr. Mayer is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Krystina Pischke is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Pischke is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Generalized Anxiety Disorder (GAD), High Cholesterol, Hypothyroidism, and Obesity in Children. Dr. Pischke is board certified in American Osteopathic Board Of Family Physicians (2016) and Family Medicine, American Board Of Family Medicine (2016). Dr. Pischke is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kelly Mathes is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Mathes is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Sialic Acid Storage Disease, PMM2-Congenital Disorder of Glycosylation, Sialuria, and Phosphomannoisomerase Deficiency. Dr. Mathes is board certified in Family Medicine, American Board Of Family Medicine (2017). Dr. Mathes is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    ThedaCare PhysiciansNeenah

    333 North Green, Bay Road, 
    Neenah, WI 
     (10.9 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Kimberly Berg is a primary care provider, practicing in Family Medicine in Neenah, Wisconsin. Dr. Berg is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Sclerosing Mesenteritis, Hypothyroidism, Obesity in Children, and Type 2 Diabetes (T2D). Dr. Berg is board certified in Family Medicine, American Board Of Family Medicine (1999). Dr. Berg is currently accepting new patients.

    Experienced in Hyperthyroidism
    Experienced in Hyperthyroidism
    Referral required

    ThedaCare Physicians EndocrinologyNeenah Medical Center

    200 Theda Clark Medical Plaza, Suite 240, 
    Neenah, WI 
     (12.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Christina Nagle is an Endocrinologist practicing medicine in Neenah, Wisconsin. Dr. Nagle is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Diabetic Neuropathy, Type 2 Diabetes (T2D), and Diabetic Nephropathy. Dr. Nagle is board certified in National Commission On Certification Of PA (2020). Dr. Nagle is currently accepting new patients.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    ThedaCare Physicians Neenah

    333 N Green Bay Rd, 
    Neenah, WI 
     (12.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Michael Johnson is a primary care provider, practicing in Internal Medicine in Neenah, Wisconsin. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Hypothyroidism, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D). Dr. Johnson is currently accepting new patients.

    Showing 1-20 of 20

    Last Updated: 09/26/2026

    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 oshkosh, WI?

    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 oshkosh, WI?

    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 oshkosh, WI?

    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 oshkosh, WI?

    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 oshkosh, WI?

    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 oshkosh, WI?

    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 oshkosh, WI?

    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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