Dr. Han graduated from New York University and earned his medical degree from the State University of New York Downstate in 1993. He completed his surgical internship and urology residency at Stony Brook University Hospital.

Dr. Han is a Diplomate of the American Board of Urology. He practices General Urology in Patchogue and Stony Brook. He is on staff at Brookhaven Hospital in Patchogue, N.Y., John T. Mather Memorial Hospital and St. Charles Hospital in Port Jefferson Station, N.Y., and St. Catherine of Siena Medical Center in Smithtown, N.Y.