Cambodia’s official national currency is the riel (the unofficial one being the US dollar). The riel has been in use only since independence in 1953.
Money changers in Siem Reap will provide US dollars and Cambodian riels against major foreign currencies, and break large bills into smaller denominations.
Cambodia's three largest banks have several branches in Siem Reap. Cambodian ATMs will gladly accept Visa and Mastercard so you shouldn't have any issue withdrawing cash.
The national currency of Cambodia is the Khmer Riel but US dollars are commonly accepted for everyday transactions. There is no need to change your money into riel before you get there.
Proper dentists with proper equipment are a handful in Siem Reap. Dentistry has improved quite a bit, with Cambodian dentists trained in western countries, setting up shop at home.
Medical facilities in Siem Reap range from abysmal, staffed with doctors of dubious credentials, to acceptable for common tourists ailments such as food poisoning and sun strokes.
You only have a few days in Siem Reap? Plenty to do and to experience! Find out whether it's worth hopping on a flight to just spend a few hours in Angkor?
Siem Reap's landmarks are the Old Market and the river. People will tell you that they live east or west of the river, and north or south of the Old Market.
Get international and national papers and books written in English, Khmer and several other languages in the bookstores of Siem Reap. Most bookstores in Cambodia double as stationary shops, and most stationary shops sell books and newspapers as well.
There are a lot of small outlets that sell aspirin, pain killers, band aid and over the counter medicine in Siem Reap. But there are only a handful of well stocked pharmacies with English speaking staff.