Opening Hours

Walnut Tree Health Centre

Day Opening hours
Sunday 3 December
Monday 4 December
8am to 6:30pm
Tuesday 5 December
8am to 6:30pm
Wednesday 6 December
8am to 6:30pm
Thursday 7 December
8am to 6:30pm
Friday 8 December
8am to 6:30pm
Saturday 9 December

Please note that doctors, nurses and HCA’s offer clinics at a variety of times during the opening period of the practice.

Extended Hours

We provide 2 early morning surgery sessions. We offer a variety of pre-booked minor illness and nurse appointments. These are held on Tuesdays and Thursdays from 07:00 to 08:00 and some of these appointments are available via our online booking system.

When We Are Closed

Between 18:30 and 08:00 Monday to Friday, all day at weekends and on Bank Holidays your call will be redirected to the NHS 111 service.

Please do not ask to see a doctor out of hours unless you genuinely cannot wait until the surgery re-opens

In a genuine emergency you should call 999 and ask for an ambulance. Chest pains and / or shortness of breath constitute as an emergency.

Protected Time Closures

  • Wednesday 20th September 2023
  • Tuesday 17th October 2023
  • Thursday 23rd November 2023

The practice will be closed from 14:30 to 18:30 for essential staff training. The practice will reopen at 16:30.

If you have an urgent need during the closure then please use NHS 111 Online.

NHS 111 Online

111 online is a fast and convenient alternative to the 111 phone service and provides an option for people who want to access 111 digitally. 

Your needs will be assessed and you will be given advice about whether you need:

  • Treat yourself at home
  • Go to a Primary Care Centre

If you need face to face medical attention you may be asked to attend a Primary Care Centre.

Click here to access NHS 111 online or call 111 to speak to a staff member.

Milton Keynes Urgent Care

For when you need urgent advice and treatment for illness, infections, injuries, and when your GP practice is closed.

Open 24 hours, 365 days a year.

To avoid an unnecessary journey, visit (note that the 111 online service is for >5 year olds only) when your surgery is closed for medical advice.

Alternatively you can visit your nearest Minor Injury Unit:

Putnoe Walk-in Centre
93 Queens Drive
MK14 9JE
Tel: 01234 319992
Mon-Fri: 08:00-14:00
Sat-Sun: 08:00-17:00

Hemel Hempstead Hospital
Hillfield Road
Hemel Hempstead
Tel: 01442 213141


Bicester Community Hospital
Piggy Lane
OX26 6HT
Tel: 01865 903880


Find another local Minor Injuries unit