Patient Portal. Like Clarksville OBGYN on Facebook; Email Clarksville OBYN 24/7; 931.552.6070; Clarksville OBGYN - Obstetrics and Gynecology Clarksville, TN. About Us. ... Obstetrics/Gynecology. Clarksville OB-GYN offers complete, comprehensive obstetric and gynecological care. We provide low to moderate high risk pregnancy care and a variety ....