The 20 Best Congenital Hyperinsulinism Doctors Near Me in bristol, CT

Find the Top Congenital Hyperinsulinism Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 14 doctor with experience in Congenital Hyperinsulinism near bristol, CT. Of these, 11 are Experienced and 3 are Advanced.

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14 providers found
    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Hartford Healthcare Medical Group

    22 Pine St, 
    Bristol, CT 
     (1.5 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jayme Mickelson is a primary care provider, practicing in Internal Medicine in Bristol, Connecticut. She has been practicing medicine for over 17 years. Dr. Mickelson is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Vitamin D Deficiency, and Hypertension. Dr. Mickelson is board certified in American Board Of Internal Medicine. Dr. Mickelson is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Endocrinology
    Experienced in Congenital Hyperinsulinism
    Endocrinology
    Referral required

    Trinity Health Of New England Medical Group - Waterbury Endocrinology

    1981 E Main St, 2nd Fl, 
    Waterbury, CT 
     (9.3 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Fatima Jalil is an Endocrinologist practicing medicine in Waterbury, Connecticut. She has been practicing medicine for over 18 years. Dr. Jalil is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Storm, Obesity in Children, and Hypothyroidism. Dr. Jalil is board certified in American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism , American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism, Diabetes And Metabolism , and American Board Of Internal Medicine. Dr. Jalil is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Experienced in Congenital Hyperinsulinism

    Prospect Family Medicine

    115 Waterbury Rd, 
    Prospect, CT 
     (10.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Renika Mcleod-Labissiere is a primary care provider, practicing in Family Medicine in Prospect, Connecticut. Dr. Mcleod-Labissiere is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, High Cholesterol, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Mcleod-Labissiere is board certified in American Board Of Family Medicine. Dr. Mcleod-Labissiere is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Congenital Hyperinsulinism
    Endocrinology
    Advanced in Congenital Hyperinsulinism
    Endocrinology
    Referral required

    Trinity Health Of New England Medical Group - Prospect Endocrinology

    166 Waterbury Rd, Ste 202, 
    Prospect, CT 
     (10.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anna Freitag is an Endocrinologist practicing medicine in Prospect, Connecticut. Dr. Freitag is rated as an Advanced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Vitamin D Deficiency, Hyperthyroidism, and Thyroid Storm. Dr. Freitag is board certified in American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism and American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism, Diabetes And Metabolism. Dr. Freitag is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Prospect Family Medicine

    115 Waterbury Rd, 
    Prospect, CT 
     (10.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    William Mcqueen is a primary care provider, practicing in Internal Medicine in Prospect, Connecticut. Dr. Mcqueen is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Type 2 Diabetes (T2D), Osteomyelitis in Children, and Vitamin D Deficiency. Dr. Mcqueen is board certified in American Board Of Internal Medicine. Dr. Mcqueen is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Hartford Healthcare Medical Group

    765 West Johnson Ave, 
    Cheshire, CT 
     (11.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Cassandra Muxen is a primary care provider, practicing in Internal Medicine in Cheshire, Connecticut. Dr. Muxen is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Familial Hypopituitarism. Dr. Muxen is board certified in American Board Of Internal Medicine. Dr. Muxen is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Family Medicine
    Experienced in Congenital Hyperinsulinism
    Family Medicine

    Hartford Healthcare Medical Group

    61 Pomeroy Ave, 
    Meriden, CT 
     (13.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Grace Cha is a primary care provider, practicing in Family Medicine in Meriden, Connecticut. Dr. Cha is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. Her clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Obesity. Dr. Cha is board certified in American Board Of Internal Medicine. Dr. Cha is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Endocrinology
    Experienced in Congenital Hyperinsulinism
    Endocrinology
    Referral required

    Trinity Health Of New England Medical Group - Prospect Endocrinology

    166 Waterbury Rd, Ste 202, 
    Prospect, CT 
     (10.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Thomas Gniadek is an Endocrinologist practicing medicine in Prospect, Connecticut. Dr. Gniadek is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. 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, Hypothyroidism, and Thyroid Nodule. Dr. Gniadek is board certified in American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism, Diabetes And Metabolism and American Board Of Internal Medicine. Dr. Gniadek is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Alliance Medical Group PC

    1625 Straits Turnpike, 
    Middlebury, CT 
     (11.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leonardi Koliani is a primary care provider, practicing in Internal Medicine in Middlebury, Connecticut. Dr. Koliani is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Koliani is board certified in American Board Of Internal Medicine, Internal Medicine, Sleep Medicine. Dr. Koliani is currently accepting new patients.

    Advanced in Congenital Hyperinsulinism
    Internal Medicine
    Advanced in Congenital Hyperinsulinism
    Internal Medicine

    Hartford Healthcare Medical Group

    765 W Johnon Ave # 201, 
    Cheshire, CT 
     (11.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shirley Samy is a primary care provider, practicing in Internal Medicine in Cheshire, Connecticut. Dr. Samy is rated as an Advanced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Congenital Hyperinsulinism, Low Blood Sugar, Type B Insulin Resistance Syndrome, and Abdominal Obesity Metabolic Syndrome.

    Advanced in Congenital Hyperinsulinism
    Internal Medicine
    Advanced in Congenital Hyperinsulinism
    Internal Medicine

    Alliance Medical Group Inc

    1625 Straits Tpke Ste 110, 
    Middlebury, CT 
     (13.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joycelyn Maw is a primary care provider, practicing in Internal Medicine in Middlebury, Connecticut. Dr. Maw is rated as an Advanced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Folate Deficiency, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and High Cholesterol.

    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Hartford Healthcare Medical Group

    336 North Main St, 
    West Hartford, CT 
     (12.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Laura Black is a primary care provider, practicing in Internal Medicine in West Hartford, Connecticut. Dr. Black is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Sitosterolemia, High Cholesterol, Vitamin B12 Deficiency Anemia, and Folate Deficiency.

    Experienced in Congenital Hyperinsulinism
    Experienced in Congenital Hyperinsulinism
    Referral required

    Middlebury-Bone Health

    1625 Straits Tpke Ste 200, 
    Middlebury, CT 
     (13.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jonathan Fillmore is an Endocrinologist practicing medicine in Middlebury, Connecticut. Dr. Fillmore is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Type 2 Diabetes (T2D), Thyroid Storm, and Vitamin D Deficiency. Dr. Fillmore is currently accepting new patients.

    Experienced in Congenital Hyperinsulinism
    Internal Medicine
    Experienced in Congenital Hyperinsulinism
    Internal Medicine

    Alliance Medical Group Inc

    1625 Straits Tpke Ste 110, 
    Middlebury, CT 
     (13.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Riddhi Shah is a primary care provider, practicing in Internal Medicine in Middlebury, Connecticut. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Congenital Hyperinsulinism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Tracheitis, Obesity, Familial Combined Hyperlipidemia, and Vitrectomy.

    Showing 1-14 of 14

    Last Updated: 09/26/2026

    What is the definition of Congenital Hyperinsulinism?

    Congenital hyperinsulinism is a condition that causes individuals to have abnormally high levels of insulin. Insulin is a hormone that helps control levels of blood glucose, also called blood sugar. People with this condition have frequent episodes of low blood glucose (hypoglycemia). In infants and young children, these episodes are characterized by a lack of energy (lethargy), irritability, or difficulty feeding. Repeated episodes of low blood glucose increase the risk for serious complications such as breathing difficulties, seizures, intellectual disability, vision loss, brain damage, and coma.

    When should I see a Congenital Hyperinsulinism doctor near bristol, CT?

    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 Congenital Hyperinsulinism doctor near bristol, CT?

    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 Congenital Hyperinsulinism doctors near bristol, CT?

    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 Congenital Hyperinsulinism doctors near bristol, CT?

    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 Congenital Hyperinsulinism doctor near bristol, CT?

    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 Congenital Hyperinsulinism doctor search results page. 

    Why is it important to get a second opinion from a different Congenital Hyperinsulinism 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 Congenital Hyperinsulinism doctor near bristol, CT?

    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 Congenital Hyperinsulinism 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 Congenital Hyperinsulinism 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 Congenital Hyperinsulinism doctors near bristol, CT?

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

    Look for the filter feature on the left-side of the Congenital Hyperinsulinism 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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