The Savannah-based congressman has two press conferences planned on Thursday and more events on Friday including a big-dollar "kick off reception" that evening, according to

The congressman has long been expected to run for the seat held by retiring Sen. Saxby ChamblissClarence (Saxby) Saxby ChamblissLobbying World Former GOP senator: Let Dems engage on healthcare bill OPINION: Left-wing politics will be the demise of the Democratic Party MORE (R-Ga.), and raised nearly $850,000 in the last fundraising quarter as he geared up for a campaign.

He will join Reps. Paul BrounPaul Collins BrounCalifornia lawmaker's chief of staff resigns after indictment Republican candidates run against ghost of John Boehner The Trail 2016: Let’s have another debate! MORE (R-Ga.) and Phil GingreyPhil Gingrey2017's top health care stories, from ObamaCare to opioids Beating the drum on healthcare Former GOP chairman joins K Street MORE (R-Ga.) in the race. Rep. Tom Price (R-Ga.) is expected to make a decision later this month on the race, and a handful of self-funding businessmen as well as former Georgia Secretary of State Karen Handel (R) are also considering campaigns, though Handel is unlikely to run if Price does.