4277 Hempstead Tpke Ste 200, Bethpage NY, 11714 Make an Appointment (516) 796-4340 Sitron-Hammel Radiology Group is a medical group practice located in Bethpage, NY that specializes in Diagnostic Radiology. Providers Overview Location Reviews Providers Dr. Janet Goldstein, MD Diagnostic Radiology 0 Ratings Dr. Jay Hammel, MD Diagnostic Radiology.