Backyard Toxicology OSIS OSIS is 9 Digits National ID nine digits no dashes First Name Last Name Street Address City State ZIP Cell Number Home Number Email DOB Enter MM-DD only High School Has student taken a CNOW course before? No valueYesNo If yes please provide their CUNY EMPLID, this is needed for registration. CUNY EMPLID A CUNY EMPLID is eight (8) digits including zeros. Do not enter dashes or spaces. Submit Reset