Heartland Dental | 61,971 followers on LinkedIn. We support what you do best. | As a leading DSO, Heartland Dental provides supported dentists, hygienists, and non-clinical team members with world-class non-clinical administrative support to help them achieve sustainable professional and personal growth. Heartland Dental is not your typical Dental Support Organization. What started from the entrepreneurial spirit of Rick Workman, DMD, with his single dental practice, has evolved into affiliating with over 2,800 doctors in over 1,700 locations across 39 states and the District of Columbia.