NHS treatment is categorised into three bands.
For non-exempt / paying NHS patients:
URGENT: £20.60 Treatment deemed necessary to alleviate a toothache when not under a course of treatment. Most urgent treatments can be done in one appointment. However, if more than one visit is required and you return to the same dentist to complete your urgent treatment, the Band 1 urgent charge is all that you should pay.
BAND ONE: £20.60 Dental examination, x-rays if needed, scale and polish if deemed clinically necessary by a dentist, oral healthcare, and prevention advice. Some fissure sealants. All items to diagnose and prevent decay.
BAND TWO: £56.30 All band-one items plus fillings, root canals, tooth extractions, wisdom tooth extractions.
BAND THREE: £244.30 All bands one and two plus any laboratory work eg crown, bridge, inlay, dentures, Some treatments of missing teeth.