As we all know there are people who can not afford health insurance. To serve the needy, there are a good number of Community Health Clinics that offer low cost or free services. Some of them are:

US Department of Health & Human Services Health Centers that one can visit even if one has no health insurance: http://findahealthcenter.hrsa.gov/Search_HCC.aspx

GAPI Free Clinic
Address:
5675 Jimmy Carter Blvd
Suite 736
Norcross, GA. 30071  Map

TAMA Free Clinic
5470 McGinnis Village, Suite 217
Alpharetta, GA 30005   Map