Ramin Rayhan was born to a Jewish family in Tehran, Iran. Because of religious intolerance in Iran, he emigrated to the United States in 1985. He earned his B.S. degree from the State University of New York at Stony Brook in 1989 and his D.D.S. — Doctor of Dental Surgery– from the State University of New York at Stony Brook Dental School in 1993. He received his advanced residency training in General Practice from the New York Hospital Medical Center of Queens in 1994.