He has served on the Board of Directors of TIPHER (The Institute for Public Education, Health, and Research), a non-profit organization that serves the community with multiple programs for the disadvantaged such as a soup kitchen, diabetes education, GED classes, and a charitable medical/dental clinic. Through Dr. Hickman’s unique ministry, the New Braunfels Vasectomy Reversal Center, he performs very affordable vasectomy reversals, since many couples in the country are unable to consider this surgical option based upon financial consideration.