The 20 Best Williams Syndrome Doctors Near Me in Chicago, IL

Find the Top Williams Syndrome Experts and Specialists

Last Updated: 09/19/2026

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MediFind found 35 doctor with experience in Williams Syndrome near Chicago, IL. Of these, 32 are Experienced and 3 are Advanced.

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35 providers found
    Experienced in Williams Syndrome
    Cardiology | Pediatrics | Pediatric Cardiology
    Experienced in Williams Syndrome
    Cardiology | Pediatrics | Pediatric Cardiology
    Referral may be required

    OSF Children's Hospital Of Illinois - Congenital Heart Center

    1050 East Norris Drive Suite 1A, 
    Ottawa, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Marc Knepp is a Cardiologist and a Pediatrics provider practicing medicine in Ottawa, Illinois. Dr. Knepp is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Partial Atrioventricular Canal, Endocardial Cushion Defect, Atrioventricular Septal Defect, and Isthmian Coarctation. Dr. Knepp is board certified in American Board Of Pediatrics and American Board Of Internal Medicine . Dr. Knepp is currently accepting new patients.

    Experienced in Williams Syndrome
    Experienced in Williams Syndrome
    Referral may be required

    Advocate Heart Institute

    9555 S 52nd Ave, 
    Oak Lawn, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Shermeen Memon is a Cardiologist practicing medicine in Oak Lawn, Illinois. Dr. Memon is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Aortic Regurgitation, Mitral Valve Regurgitation, Necrosis, Cardiomyopathy, and Aortic Valve Replacement. Dr. Memon is board certified in American Board Of Internal Medicine, Cardiovascular Disease. Dr. Memon is currently accepting new patients.

    Experienced in Williams Syndrome
    Cardiology | Pediatric Cardiology
    Experienced in Williams Syndrome
    Cardiology | Pediatric Cardiology
    Referral may be required

    OSF Saint Francis - Cardiology Services

    530 Northeast Glen Oak Avenue, 
    Peoria, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Ty Hasselman is a Cardiologist and a Pediatric Cardiologist practicing medicine in Peoria, Illinois. Dr. Hasselman is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Ventricular Septal Defects, Atrioventricular Septal Defect, Tricuspid Atresia, and Endocardial Cushion Defect. Dr. Hasselman is board certified in American Board Of Pediatrics and American Board Of Internal Medicine . Dr. Hasselman is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Williams Syndrome
    Advanced in Williams Syndrome
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago, IL 
    Languages Spoken:
    English

    Joshua Baker is a Pediatrics provider practicing medicine in Chicago, Illinois. Dr. Baker is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Urea Cycle Disorders (UCD), Acid Sphingomyelinase Deficiency (ASMD), Niemann-Pick Disease, and Mucopolysaccharidosis Type 2 (MPS II, Hunter Syndrome).

    Advanced in Williams Syndrome
    Pediatric Cardiology
    Advanced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Peter Koenig is a Pediatric Cardiologist practicing medicine in Chicago, Illinois. Dr. Koenig is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Congenital Heart Disease (CHD), X-Linked Cardiac Valvular Dysplasia, Cardiac Diverticulum, and Ventricular Septal Defects. Dr. Koenig is currently accepting new patients.

    Advanced in Williams Syndrome
    Pediatric Cardiology
    Advanced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Rush University Medical Center

    1653 W Congress Pkwy, 
    Chicago, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Karim Diab is a Pediatric Cardiologist practicing medicine in Chicago, Illinois. Dr. Diab is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Tetralogy of Fallot, Ventricular Septal Defects, Pulmonary Vein Stenosis, and Hypoplastic Left Heart Syndrome (HLHS). Dr. Diab is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required
    675 N St Clair St Ste 19-100, Galter Pavilion, 
    Chicago, IL 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Roger Defreitas is a Pediatric Cardiologist practicing medicine in Chicago, Illinois. Dr. Defreitas is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Ebstein's Anomaly, Tricuspid Atresia, Transposition of the Great Arteries, and Congenital Heart Disease (CHD). Dr. Defreitas is board certified in American Board Of Internal Medicine - Adult Congenital Heart Disease (Certified). Dr. Defreitas is currently accepting new patients.

    Experienced in Williams Syndrome
    Experienced in Williams Syndrome
    Referral may be required
    530 Ne Glen Oak Ave, 
    Peoria, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Shane Rainey is a Pediatrics provider practicing medicine in Peoria, Illinois. Dr. Rainey is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Infantile Low Calcium Level, Genetic Epilepsy with Febrile Seizures Plus (GEFS+), Hypotonia, and Williams Syndrome. Dr. Rainey is board certified in American Board Of Pediatrics. Dr. Rainey is currently accepting new patients.

    Experienced in Williams Syndrome
    Family Medicine
    Experienced in Williams Syndrome
    Family Medicine

    Advocate Medical Group Primary Care

    1508 Aurora Ave, 
    Naperville, IL 
    Languages Spoken:
    English, Cantonese, Mandarin
    Accepting New Patients

    Catherine Chu is a primary care provider, practicing in Family Medicine in Naperville, Illinois. Dr. Chu is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Familial HDL Deficiency, Bullae, Homozygous Familial Hypercholesterolemia (HoFH), and Hypolipoproteinemia. Dr. Chu is board certified in American Board Of Family Medicine. Dr. Chu is currently accepting new patients.

    Experienced in Williams Syndrome
    Experienced in Williams Syndrome
    Referral may be required

    UChicago Medicine Duchossois Center For Advanced Medicine - Hyde Park

    5758 S. Maryland Ave., 
    Chicago, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Michael Earing is a Cardiologist practicing medicine in Chicago, Illinois. Dr. Earing is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 87 other conditions, according to our data. His clinical expertise encompasses Congenital Heart Disease (CHD), Arachnodactyly, Marfan Syndrome, Mucopolysaccharidosis Type 7 (MPS VII, Sly Syndrome), and Heart Transplant. Dr. Earing is board certified in Practicing Since1998 and Adult Congenital Heart Disease Internal Medicine Pediatric Cardiology. Dr. Earing is currently accepting new patients.

    Experienced in Williams Syndrome
    Family Medicine
    Experienced in Williams Syndrome
    Family Medicine

    OSF Saint Katharine - Center For Health

    102 South Hennepin Avenue, 
    Dixon, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Timothy Williams is a primary care provider, practicing in Family Medicine in Dixon, Illinois. Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Maturity Onset Diabetes of the Young, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Williams is board certified in American Board Of Family Medicine. Dr. Williams is currently accepting new patients.

    Experienced in Williams Syndrome
    Family Medicine
    Experienced in Williams Syndrome
    Family Medicine

    Springfield Clinic LLP

    507 W Washington St, 
    Newton, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Jeffrey Jenson is a primary care provider, practicing in Family Medicine in Newton, Illinois. Dr. Jenson is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Jenson is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Northwestern Medicine Central Dupage Hospital

    25 N Winfield Rd, 
    Winfield, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Amanda Hauck is a Pediatric Cardiologist practicing medicine in Winfield, Illinois. Dr. Hauck is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 34 other conditions, according to our data. Her clinical expertise encompasses Pulmonary Vein Stenosis, Ventricular Septal Defects, Bicuspid Aortic Valve, Cardiac Diverticulum, and Heart Transplant. Dr. Hauck is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago,, IL 
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients

    Edward Jones is a Pediatric Cardiologist practicing medicine in Chicago,, Illinois. He has been practicing medicine for over 10 years. Dr. Jones is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Marfan Syndrome, Arachnodactyly, Ventricular Fibrillation, and Williams Syndrome. Dr. Jones is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago, IL 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Paul Kim is a Pediatric Cardiologist practicing medicine in Chicago, Illinois. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Heart Murmurs, Ventricular Septal Defects, Cardiac Diverticulum, and X-Linked Cardiac Valvular Dysplasia. Dr. Kim is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago,, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Matthew Cornicelli is a Pediatric Cardiologist practicing medicine in Chicago,, Illinois. Dr. Cornicelli is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Pediatric Myocarditis, Pulmonary Vein Stenosis, Myocarditis, Cardiac Diverticulum, and Heart Transplant. Dr. Cornicelli is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Northwestern Medicine Central Dupage Hospital

    25 N Winfield Rd, 
    Winfield, IL 
    Languages Spoken:
    English
    Accepting New Patients

    Michael Carr is a Pediatric Cardiologist practicing medicine in Winfield, Illinois. Dr. Carr is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses Double Aortic Arch, Vascular Ring, Kawasaki Disease, and Congenital Heart Disease (CHD). Dr. Carr is currently accepting new patients.

    Experienced in Williams Syndrome
    Family Medicine
    Experienced in Williams Syndrome
    Family Medicine

    Red Bud Health Clinic

    325 Spring St, 
    Red Bud, IL 
    Languages Spoken:
    English

    Mary Wunderlich is a primary care provider, practicing in Family Medicine in Red Bud, Illinois. Dr. Wunderlich is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Chronic Cough.

    Experienced in Williams Syndrome
    Family Medicine
    Experienced in Williams Syndrome
    Family Medicine

    James R. Allen M.D.

    1300 Dresden Dr, 
    Morris, IL 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jennifer Jones is a primary care provider, practicing in Family Medicine in Morris, Illinois. Dr. Jones is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Maturity Onset Diabetes of the Young. Dr. Jones is currently accepting new patients.

    Experienced in Williams Syndrome
    Pediatric Cardiology
    Experienced in Williams Syndrome
    Pediatric Cardiology
    Referral may be required

    Ann & Robert H. Lurie Children's Hospital Of Chicago

    225 E Chicago Ave, 
    Chicago,, IL 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Shivani Patel is a Pediatric Cardiologist practicing medicine in Chicago,, Illinois. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 42 other conditions, according to our data. Her clinical expertise encompasses Cardiac Diverticulum, X-Linked Cardiac Valvular Dysplasia, Ventricular Septal Defects, and Congenital Heart Disease (CHD). Dr. Patel is currently accepting new patients.

    Showing 1-20 of 35

    Last Updated: 09/19/2026

    What is the definition of Williams Syndrome?

    Williams syndrome is a rare disorder that can lead to problems with development.

    When should I see a Williams Syndrome doctor near Chicago, IL?

    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 Williams Syndrome doctor near Chicago, IL?

    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 Williams Syndrome doctors near Chicago, IL?

    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 Williams Syndrome doctors near Chicago, IL?

    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 Williams Syndrome doctor near Chicago, IL?

    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 Williams Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Williams Syndrome 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 Williams Syndrome doctor near Chicago, IL?

    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 Williams Syndrome 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 Williams Syndrome 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 Williams Syndrome doctors near Chicago, IL?

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

    Look for the filter feature on the left-side of the Williams Syndrome 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 

    Read more about our Content Policy. 

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