He (and everybody) needs an Advance Healthcare Directive, part of which names an Agent for Healthcare who is empowered to receive all medical information.

dx 2/13/06. modified radical neck dissection 3/9/06 multiple biopsies of upper airway and direct laryngoscopy. 1 of 47 lymph nodes positive for metastatic undifferentiated carcinoma (lymphoepithelioma). Unknown primary. Finished radiation 5/24/06.