Hamilton Health Sciences
Preoperative Clinic

Preoperative Clinic at Hamilton Health Sciences


Hours of operation:

7:30 a.m. – 5:30 p.m.  

Monday to Friday


The Preoperative Clinic (Preop) is located on the main level (level 2) yellow section at the McMaster hospital

When you first arrive for your appointment please go to Patient Registration to register. 

Patient Registration is on the main level in the yellow section.  You will then be directed to the Preop Clinic. 

We are a fragrance restricted hospital. 

Many of our staff and patients have asthma and other allergies.  Please do not wear or bring perfume, cologne, aftershave, sented hairspray or other sented products.

Contact Information:

Phone: 905-521-2100 Ext. 75564
Clinical Manger: Beverly Barbato, R.N., B.Sc.N
                      Ext. 75650

The Preop clinic, at Hamilton Health Sciences, provides services to both adults and children who will be having scheduled surgery at McMaster, Hamilton General or Juravinski hospitals. The Preop clinic provides care to over 20,000 patients a year.


The Preop clinic helps prepare patients for their upcoming surgery and/or procedure. All patients who are having sheduled surgery must attend the Pre-op clinic. For the benefit and safety of our patients, scheduled surgeries may be cancelled if clinic appointments are missed.

What to Expect

Your Preop clinic appointment date and time will be provided to you by your surgeons’ office.  Appointments are usually scheduled a week before surgery.

The appointment can take several hours depending upon the tests needed and the health care providers you may need to see. Please expect your preop clinic appointment to be 2 to 4 hours. Please do not come early for your preop appointment as patients are seen in the order of their scheduled appointments.

Please eat and take any necessary medications before coming to your appointment. You do not have to fast for this appointment. We encourage you to bring a family member or a friend with you.

On the day of your appointment, please register at admitting. After you register, you will be directed to the preop clinic.

In the Preop clinic, you may see several health care providers.

Health Care Providers


A Registered Practical Nurse (RPN) will carry out blood tests and/or perform an ECG that has been ordered by your surgeon.

A Registered Nurse (RN) will provide you with information such as: what you need to do to prepare for your surgery, what you can expect during hospitalization, when to stop eating and drinking before surgery and how you need to prepare for your return home.


If your surgeon recommends it, you may also meet with an Anesthesiologist. Anesthesiologists are doctors that will sedate or put you to sleep in the operating room.

Pharmacy Team

Our Pharmacy team will review your medications and make sure that we are current on all of the medications you take.

Child Life Specialist

Children under the age of 16 who are having surgery may also see a Child Life Specialist. The Child Life Specialist will prepare you and your child for their upcoming surgery. They will discuss what you and your child can expect during your hospital visit including: where to go, what to bring and what to expect in the operating room

What to Bring to your appointment

Please bring the following with you to your appointment:

  • Health Insurance Card
  • All completed forms in your pre-op envelop (received from your surgeons office)
  • Labeled bottles of your current prescription and non prescription medication
  • A family member or friend
  • Your preop appointment could take several hours, please plan on being here 2 to 4 hours.


Before you leave Preop clinic make sure you know:

  • The type of surgery you are having including the date and time
  • The hospital where your surgery will be preformed
  • What you need to do before surgery
Hamilton Health Sciences • Hamilton, Ontario • 905.521.2100

Disclaimer: Hamilton Health Sciences (HHS) offers Google Translate to better facilitate access for our community. However, HHS makes no claims regarding the accuracy of translations. Any and all health information should be verified by a health care professional.