Contact Us:

3F Clinic, 3N 12-20, McMaster Children's Hospital

Phone: 905-521-2100 ext. 73984 (3F Clinic)

Phone: 905-521-5085 (Newborn Screening Center)

Fax: 905-521-2651

Clinic Hours:

The clinic hours run from 8:30 a.m. - 4:30 p.m., Monday to Friday (closed on holiday's)

What Services do we Provide?

Genetic Consultation and investigation through:

Genetics Clinic: for diagnosis and management of children and adults with genetic issues

Genetic Counselling Clinic: provides education and counselling to parents or families about genetic/ metabolic conditions in their family

Metabolic Clinic: for diagnosis, management, and follow-up of children and adults with inherited  metabolic disorders

Newborn Screening Centre: one of 5 referral centers in the province for newborn screening, responsible for retrieving all positive newborn screens in our region.

Reasons to Refer to the Genetics Clinic:

Conditions We Diagnose:

Clinic Location:

The hospital is located at 1200 Main St. W., Hamilton, ON, L8N 3Z5.

Most genetic counselling appointments take place  in 3N12-20.

Most doctors appointments take place in the 3F clinic.

Your appointment letter will direct you to the appropriate location.

Hospital Map

What Happens When We Arrive?

When you arrive to the clinic please check in with the Business clerk at the reception desk. The business clerk will let the team know that you have arrived.

Staff will do their best to make sure you are seen at your appointment time.  If you feel you have been waiting a long time please speak with a business clerk at the reception desk. 

Referral Process:

Referrals can be faxed directly to the clinic as noted on the referral form.

Urgent Referrals:

The clinics are not for emergencies. If you/ your child needs to be seen on an emergent basis, please contact your family doctor or go to your local emergency department.

Certain referrals are given priority appointments (pregnancy at risk, sudden deterioration in clinical status or developmental regression). If one of these applies to you/ your child, be sure your referring/ family doctor indicates this is on the referral.

Changing Your Appointment:

Please contact us as soon as possible if you need to change or cancel an appointment.

If there is any change in the clinical status of you/ your child (sudden deterioration, pregnancy, etc.) contact your referring or family physician so that he/she can ask us to prioritize your appointment


If you or your child has a respiratory illness with coughing/fever or vomiting/diarrhea please do not come to the clinic but call for further assessment/instructions as soon as possible prior to the appointment.

If you or your child has a communicable disease such as Chicken Pox or has been in contact with someone with Chicken Pox, please call the clinic before you come to the hospital.

What Should You Bring To The Clinic?

Interdisciplinary Team:

Genetic Counselor: A health care professional who provides information and resources to patients and families about genetic conditions, tests related to those conditions, and facilitates genetic testing.

Genetic Counselor (Newborn Screening):


Metabolic Team:

Metabolic Physician: geneticist specializing in metabolic disorders

Our Philosophy:

Our philosophy is family-centered care. We strive to provide the best care possible.


National Society of Genetic Counselors

Canadian Association of Genetic Counselors

Newborn Screening Ontario

American Board of Genetic Counseling

American College of Medical Genetics and Genomics

Canadian College of Medical Geneticists