No, I believe I read that the typical N95 masks that people use is basically useless against this virus, because it's very, very tiny and can sail right through a mask. It still might reduce your exposure and is probably better than nothing, but I believe only a gas mask would totally protect you.
"...there's no evidence inexpensive surgical masks can protect against flu virus particles small enough to be inhaled into the lower respiratory tract or the lungs"
"...there's no evidence inexpensive surgical masks can protect against flu virus particles small enough to be inhaled into the lower respiratory tract or the lungs"
http://www.digitaljournal.com/life/health/do-face-masks-help...