Spain has the fourth-highest number of confirmed coronavirus cases in the world at 39,673, behind Italy, China and the USA respectively.
The city is to use a major ice rink, the Palacio de Hielo (Ice Palace), as a temporary mortuary where bodies will be stored until funeral homes can collect them, officials told Spanish media.
"We will exercise the most intensive monitoring of these centres", he said in a statement.
The Spanish army and navy have been asked to help disinfect retirement homes across Spain.
"The army, during certain visits, found some old people completely abandoned, sometimes even dead in their beds", she added.
His father had been staying at the Monte Hermoso residential home, where 20 elderly people died from the virus last week.
Normally, Spanish care homes put bodies in cold storage before collection by funeral services, the BBC reported.
Dozens of Spanish nursing homes have been hit by the COVID-19 pandemic, with many reporting widespread contagion, a lack of transparency and overburdened workers. Under coronavirus protocols, health workers have been instructed to leave bodies in place in suspected COVID-19 deaths until the arrival of a doctor.
Spanish prosecutors have launched an investigation into reports that bodies of elderly residents were found abandoned inside a senior center, while an ice rink has been turned into a makeshift morgue amid the novel coronavirus outbreak. We need oxygen, ambulances and hospitals, ' he said in a video posted on the town's Facebook page.
Health workers in Spain are believed to account for almost 14 percent of the country's total registered cases, which rocketed to almost 40,000 overnight.
The regional government of Madrid said the Palacio de Hielo is 'a temporary and exceptional measure which aims to mitigate the pain of the family members of the victims and the situation hospitals in Madrid are facing'. "Hospitals and crematoriums can not cope with more", the Madrid City Council said.
Retirement homes are "an absolute priority for the government", Health Minister Salvador Illa told a press conference.
The municipal cemetery is closed except for limited burials, in Pamplona, northern Spain, Wednesday, March 18, 2020.
Spain has been in a lockdown and a state of emergency.