POhWER Service Category: Nationwide Advice, Advocacy and Support Services Profile Profile Map POhWER is the free and confidential Independent Health Complaints Advocacy Service for the three boroughs. This service helps and supports people making, or thinking about making, a complaint about their NHS care or treatment. No Records FoundSorry, no records were found. Please adjust your search criteria and try again. Google Map Not LoadedSorry, unable to load Google Maps API. Driving Walking Bicycling Public Transport Miles Kilometers Previous Next