Nelson Family Dentistry is located: 1700 East Interstate Ave. Bismarck, ND 58503 Phone: 701.222.GRIN (4746) Toll Free: 1.800.600.4746 Need Directions? Click here for a map. Office Hours: Mon.: 9:30 a.m - 6 p.m. Tues.: 7 a.m - 3:30 p.m. Wed.: 8:30 a.m. - 4:30 p.m. Thurs. 7 a.m. - 3:30 p.m. Fri.: 7 a.m. - Noon If you would like to contact our office via email click here. If you would like our office to contact you to schedule an appointment click here. If you are a new patient and would like to be seen in our office, please fill out these patient registration forms. You will need Adobe Reader to View and print these forms, if you do not have it click here