We are currently OPEN
Out of Hours & Emergencies
For urgent but not life-threatening needs:
Call NHS 111 or visit 111.nhs.uk.
Visit the Urgent Treatment Centre at Lister hospital, open from 8am to 10pm every day for urgent, but not life-threatening, conditions.
For life-threatening emergencies:
Call 999 or go to A&E (Accident and Emergency department) at Lister Hospital. Open 24/7.
Welcome to Knebworth & Marymead Medical Practice
Our Practice serves Knebworth, surrounding villages, Broadwater, and parts of South Stevenage.
We work on two sites, you may see clinical staff on either site. For more information please see more about our practice here.
We will always aim to treat all our patients promptly, courteously and clinically appropriately.
We ask you to treat us with respect.
Opening hours
Knebworth Surgery
7 St Martins Rd, Knebworth
Open 8:00am to 6:30pm
Monday to Friday
Marymead Surgery
18 Spring Drive, Stevenage
Open 8:00am to 6:30pm
Monday to Thursday, Friday closed
Our surgery doors are closed 1pm to 2pm – if you have an urgent issue during this time that cannot wait until 2pm, please call us – 01438 812494.
Online access via the triage form remains open for routine issues during this time.
For assistance when we are closed, please contact 111 online or via the NHS App.
In a medical emergency please call 999.
Latest News
Winter Pressures – how to get the care you need
A message from Hertfordshire and West Essex Integrated Care Board. Pressure on local NHS services increasing – how to get the care you need NHS services in our area are coming under intense pressure as flu cases surge this week, while COVID, winter vomiting bugs and other respiratory illnesses like […]
Christmas Period – Pharmacy Opening Hours
Click here to find local pharmacy opening times over the Christmas period – https://www.england.nhs.uk/east-of-england/wp-content/uploads/sites/47/2025/12/Hertfordshire-West-Essex-Christmas-2025.pdf
New: Our online GP request form has been updated
When you submit an online GP request through our website or the NHS App, you may be offered suggestions about other NHS services that can offer direct advice or treatment. We have made this change to show you more options to help you manage your health, but you can always […]