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All patients that register at Cassio Surgery will be given a named accountable GP who will take lead responsibility for their care. You will be informed when you register who that is.  


Friends & Family Test - would you recommend the service you used at Cassio to your friends & family? Take the test now online or in the surgery.


Flu season is now upon us, please make sure that if you are eligible you visit the practice to receive your flu jab.  We will be holding dedicated flu clinics on Saturday 8th and Saturday 15th October.  Please contact the practice to make an appointment.

If you would like more information about the vaccine or to find out about eligibility please click on the link below.


Welcome to Cassio Surgery

The doctors and staff at Cassio Surgery in Watford are proud to offer the highest standard of patient-centred healthcare.  Cassio Surgery is a group practice of 4 single-handed GPs, who look after their own patients.

We run many clinics for the management of chronic diseases such as asthma and diabetes and offer a wide variety of other medical services including antenatal and postnatal care, minor surgery, childhood vaccinations and well-person check-ups.

Disabled Access

Disabled access is via the front entrance. There is lift access to the first floor The clinical rooms are all accommodated on the first floor of the building.


The surgery has patient parking available at the surgery including disabled spaces. Please note that there is a 2 hour time limit on these bays.

Alternative parking is available in the public parking on Rosslyn Road -"Gade Parking" which is situated opposite Colne House


Colne House
1st Floor
21 Upton Road
WD18 0JP
Telephone :01923 226011
Fax: 01923 817342  

(Site updated 14/10/2016)
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