Mario Peichev, MD Pediatrics (718) 987-5717 (718) 370-8731 Locations & Hours 1000 South Avenue, Staten Island, NY 10314Thurs: 4:30pm-7:00pm NPI Number: 1669447439 Education: Medical school: Sofia Medical Academy Residency: UMDNJ Fellowship: Memorial Sloan-Kettering Cancer Center Office location: Center for Cancer Care 1000 South Ave., Staten Island, New York, 10314