It seems that the NPPL medical requirements have appeared on the CAA medical website - take a look at
http://www.caa.co.uk/srg/med/default.asp?page=873
(edit: the
medical information sheets give information about specifics)
There's also this:
National Private Pilot's Licence - NPPL 25 June 2002
The NPPL will be available from 29th July 2002.
Personnel Licensing Department will not be responsible for dealing with any enquiries relating to the NPPL. The responsibility for dealing with all customer enquiries rests with:
National Pilot Licensing Group (NPLG) Ltd
The group is responsible for all customer enquiries regarding the NPPL for Single-Engine Piston Aeroplanes (SEP) and Self-Launching motor Gliders (SLMG), and receive technical support from PFA, AOPA and BGA.
SEP/SLMG NPPL enquiries should be directed to:-
NPLG Ltd
Terminal Building
Shoreham Airport
Shoreham-by-Sea
West Sussex
BN43 5FF
Telephone:- (c/o PFA) – 01273 461616*