Jasser practices internal medicine and nuclear cardiology in Phoenix.[14] He has been on the Maricopa County board of health since 2005. He is a member of the Clarion Fund's advisory board,[41] a New York–based nonprofit organization that produces and distributes documentaries on the threats of Radical Islam. In 2011 the group released the film Iranium that explores the Iranian nuclear program as it pertains to threats against the West, and Islamic fundamentalism in Iran.[42]