Possible Clues:

• Recipients of medical care
• They receive medical care
• People receiving medical care
• 'Play for one, by the sound of it (8)'
• Licences, including one for those not well treated
• They're treated to lace in bags!
• They're treated with forbearance, by the sound of them
• A doctor's clients
• One may have them treated inwards
• Man or woman is kept outside hospital department - such may be waiting for doctor