Christian Counselors in Lilburn, Georgia By using this website to find a professional Christian counselor, you are indicating your understanding and acceptance of full personal responsibility for your own care. Interested persons should read the information provided on the respective websites and/or contact the individual listed for more information. To verify licensure status, please visit Secretary of the State of Georgia. Donald L. Davidson, PhD Licensed Psychologist #PSY001823 620 Hillcrest Road, Suite 300 Lilburn, GA 30047 Phone: (770) 638-1577 Email: Dr. Davidson Please click here to return to the Georgia page. If you are a Christian mental health professional, please click here to add your listing.