Various systems will go down at Portree Medical Centre today (Tuesday 7 May.)
IT maintenance will result in the systems going down from 12pm today until 12pm tomorrow (Wednesday 8 May.)
Although clinicians will be available in case of emergencies, patients will not be seen routinely.
The staff will also be unable to make or amend appointments during the downtime.
The team stated: "We therefore ask that you make only urgent contact during this time.
"We thank you for your understanding and apologise for any inconvenience caused."