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    Last Updated: 02/22/2026

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    MediFind found 42 doctor with experience in Williams Syndrome near Illinois, US. Of these, 36 are Experienced, 5 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    42 providers found
      Shermeen B. Memon
      Experienced in Williams Syndrome
      Experienced in Williams Syndrome

      Advocate Heart Institute

      10837 S Cicero Ave, Ste 200, 
      Oak Lawn, IL 
      Languages Spoken:
      English

      Shermeen Memon is a Cardiologist in Oak Lawn, Illinois. Dr. Memon is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her top areas of expertise are Aortic Regurgitation, Mitral Valve Regurgitation, Williams Syndrome, Necrosis, and Aortic Valve Replacement.

      Distinguished in Williams Syndrome
      Internal Medicine
      Distinguished in Williams Syndrome
      Internal Medicine

      Select Rehabilitation, LLC

      2600 Compass Rd, 
      Glenview, IL 
      Experience:
      10+ years
      Languages Spoken:
      English
      Offers Telehealth

      Lydia Flier is a primary care provider, practicing in Internal Medicine in Glenview, Illinois. Dr. Flier has been practicing medicine for over 10 years and is rated as a Distinguished provider by MediFind in the treatment of Williams Syndrome. Her top areas of expertise are Williams Syndrome, Sitosterolemia, Low Sodium Level, and Hemochromatosis.

      Advanced in Williams Syndrome
      Pediatric Cardiology
      Advanced in Williams Syndrome
      Pediatric Cardiology

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

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

      Peter Koenig is a Pediatric Cardiologist in Chicago, Illinois. Dr. Koenig is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Congenital Heart Disease (CHD), X-Linked Cardiac Valvular Dysplasia, Cardiac Diverticulum, and Ventricular Septal Defects.

      Learn about our expert tiers
      Advanced in Williams Syndrome
      Pediatric Cardiology
      Advanced in Williams Syndrome
      Pediatric Cardiology

      Rush University Medical Center

      1653 W Congress Pkwy, 
      Chicago, IL 
      Languages Spoken:
      English

      Karim Diab is a Pediatric Cardiologist in Chicago, Illinois. Dr. Diab is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Tetralogy of Fallot, Ventricular Septal Defects, Pulmonary Vein Stenosis, and Idiopathic Dilatation of the Pulmonary Artery.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

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

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

      Amanda Hauck is a Pediatric Cardiologist in Chicago, Illinois. Dr. Hauck is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her top areas of expertise are Pulmonary Vein Stenosis, Ventricular Septal Defects, Bicuspid Aortic Valve, Cardiac Diverticulum, and Heart Transplant.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

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

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

      Edward Jones is a Pediatric Cardiologist in Chicago,, Illinois. Dr. Jones is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are 1p36 Deletion Syndrome, Marfan Syndrome, Arachnodactyly, and Ventricular Fibrillation.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

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

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

      Paul Kim is a Pediatric Cardiologist in Chicago, Illinois. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Heart Murmurs, Ventricular Septal Defects, Cardiac Diverticulum, Tenotomy, and Leg or Foot Amputation.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

      Office

      737 N Michigan Ave Ste 900, 
      Chicago, IL 
      Languages Spoken:
      English
      Offers Telehealth

      Thomas Weigel is a Pediatric Cardiologist in Chicago, Illinois. Dr. Weigel is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Mitral Valve Prolapse, Tetralogy of Fallot, Low Blood Pressure, and Bicuspid Aortic Valve.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

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

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

      Matthew Cornicelli is a Pediatric Cardiologist in Chicago,, Illinois. Dr. Cornicelli is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Pediatric Myocarditis, Pulmonary Vein Stenosis, Myocarditis, Cardiac Diverticulum, and Heart Transplant.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

      University Of Chicago Medical Center

      5841 S Maryland Ave, 
      Chicago, IL 
      Languages Spoken:
      English

      Michael Earing is a Pediatric Cardiologist in Chicago, Illinois. Dr. Earing is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Congenital Heart Disease (CHD), Arachnodactyly, Marfan Syndrome, Tetralogy of Fallot, and Heart Transplant.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

      Champaign Urbana Dialysis Center

      1405 W Park St, 
      Urbana,, IL 
      Languages Spoken:
      English

      Ty Hasselman is a Pediatric Cardiologist in Urbana,, Illinois. Dr. Hasselman is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Ventricular Septal Defects, Atrioventricular Septal Defect, Tricuspid Atresia, and Partial Atrioventricular Canal.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

      Osf Children's Hospital Of Illinois-Healthy Kids U

      420 NE Glen Oak Ave Ste 301, 
      Peoria, IL 
      Languages Spoken:
      English

      David Jantzen is a Pediatric Cardiologist in Peoria, Illinois. Dr. Jantzen is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Hypoplastic Left Heart Syndrome (HLHS), Endocardial Cushion Defect, Partial Atrioventricular Canal, and Atrioventricular Septal Defect.

      Advanced in Williams Syndrome
      Medical Genetics | Pediatrics
      Advanced in Williams Syndrome
      Medical Genetics | Pediatrics

      Lurie Children's Medical Group Inc.

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

      Joshua Baker is a Medical Genetics specialist and a Pediatrics provider in Chicago, Illinois. Dr. Baker is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Ornithine Transcarbamylase Deficiency, Urea Cycle Disorders (UCD), Acid Sphingomyelinase Deficiency (ASMD), and Propionic Acidemia.

      Advanced in Williams Syndrome
      Medical Genetics | Pediatrics
      Advanced in Williams Syndrome
      Medical Genetics | Pediatrics
      1801 W Taylor St Ste 2e, Ui Health Occ, 
      Chicago, IL 
      Languages Spoken:
      English
      Accepting New Patients

      Gifty Bhat is a Medical Genetics specialist and a Pediatrics provider in Chicago, Illinois. Dr. Bhat is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. Her top areas of expertise are Microcephaly, HNRNPH2-Related Disorder, Chromosome 8p Deletion, and Chromosome 6q Duplication. Dr. Bhat is currently accepting new patients.

      Advanced in Williams Syndrome
      Family Medicine
      Advanced in Williams Syndrome
      Family Medicine

      Sarah Bush Lincoln Health Center

      905 N Maple St, Suite E, 
      Effingham, IL 
      Languages Spoken:
      English
      Accepting New Patients

      Jeffrey Jenson is a primary care provider, practicing in Family Medicine in Effingham, Illinois. Dr. Jenson is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Chronic Kidney Disease, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Jenson is currently accepting new patients.

      Roger A. Defreitas
      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology
      675 N St Clair St Ste 19-100, Galter Pavilion, 
      Chicago, IL 
      Experience:
      36+ years
      Languages Spoken:
      English
      Offers Telehealth

      Roger Defreitas is a Pediatric Cardiologist in Chicago, Illinois. Dr. Defreitas has been practicing medicine for over 36 years and is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Ebstein's Anomaly, Tricuspid Atresia, Transposition of the Great Arteries, and Congenital Heart Disease (CHD).

      Catherine Chu
      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

      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. Her top areas of expertise are Bullae, Familial HDL Deficiency, Homozygous Familial Hypercholesterolemia (HoFH), and Hypolipoproteinemia.

      Shana Weiss
      Experienced in Williams Syndrome
      Internal Medicine | Bariatric Medicine
      Experienced in Williams Syndrome
      Internal Medicine | Bariatric Medicine

      North Shore Primary Care, SC

      1900 Hollister Dr., Suite 250, 
      Libertyville, IL 
      Languages Spoken:
      English
      Offers Telehealth

      Shana Weiss is a primary care provider, practicing in Internal Medicine and Bariatric Medicine in Libertyville, Illinois. Dr. Weiss is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her top areas of expertise are Maturity Onset Diabetes of the Young, Infant Hyperglycemia, Familial Hypertension, and Hypertension.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

      Osf Children's Hospital Of Illinois-Healthy Kids U

      420 NE Glen Oak Ave Ste 301, 
      Peoria,, IL 
      Languages Spoken:
      English

      Marc Knepp is a Pediatric Cardiologist in Peoria,, Illinois. Dr. Knepp is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Endocardial Cushion Defect, Atrioventricular Septal Defect, Partial Atrioventricular Canal, and Isthmian Coarctation.

      Experienced in Williams Syndrome
      Pediatric Cardiology
      Experienced in Williams Syndrome
      Pediatric Cardiology

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

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

      Michael Carr is a Pediatric Cardiologist in Chicago, Illinois. Dr. Carr is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His top areas of expertise are Double Aortic Arch, Vascular Ring, Cardiac Diverticulum, and Congenital Heart Disease (CHD).

      Showing 1-20 of 42

      Last Updated: 02/22/2026

      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 in Illinois, US?

      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 in Illinois, US?

      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 in Illinois, US?

      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 in Illinois, US?

      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 in Illinois, US?

      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 in Illinois, US?

      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 in Illinois, US?

      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 

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