15-20 minutes to do everything thoroughly, including the eye check.
No, any GMC registered Doctor can do the medical and private Doctors are often cheaper, more flexible and are used to completing the form so are less likely to make mistakes which can hold up your application.
This is a summary of your medical history from your own GP and can be requested from the reception team at your GP practice or obtained if you have on line access to your records. Although it is not mandatory for HGV medicals, it is desired and is mandatory for taxi medicals. Drivers requesting taxi medicals are asked to get this prior to contacting us to book an appointment.
Most large post offices have them (they come in an envelope with a D2 form) or the DVLA will send you your renewal pack which will have the form in. The D4 can be downloaded from the DVLA website too.