Clark & Daughtrey Medical Group, a large, well-known multi-specialty practice that has been independent for 65 years, credits uncertainty surrounding the future of health care for its decision to merge with Lakeland Regional Health System, the Lakeland Ledger reports. Leading the merger is chief administration officer Adil Khan, who says the transition will be “seamless” and will make it easier for the medical group, which already employs 45 doctors, to hire more physicians.