Car rental Bucharest presents you other useful info:

Medical Emergencies

The ambulance service is free in Romania. The unified number is 112. Ask for an ambulance at the nearest hospital with emergency service, The hospitals with such specialized service are the following:

Emergency Clinic Hospital, 8 Calea Floreasca

Phone: 021 230 01 16

Elias Hospital, 17 Marasti BLVD

Phone: 021 222 95 60

St. Pantelimon Hospital, 340 Pantelimon BLVD

Phone: 021 255 40 90

St. Ioan Emergency Hospital, 13 Vitan-Barzesti BLVD

Phone: 021 334 51 90

University Hospital, 169 Splaiul Independentei

Phone: 021 318 05 22

Fundeni Clinic Hospital, 258 Soseaua Fundeni

Phone: 021 240 20 20 

Here are the following Bucharest ambulance services:

Doris

Phone: 021 9655, 021 335 50 65 

Medical and Ambulance Services Bucharest, 226 Mihai Eminescu St. 

Phone: 021 211 64 80

Ambulance Call-Center Bucharest, 3 Maresal Alexandru Averescu BLVD

Phone: 021 224 10 73 

Emergency number: 112

Police: 955

For rental car prices in Bucharest you must check this table.