GATEWAY E.N.T. & HEARING SERVICES Dr. Donald Carter, Otolaryngologist 3351 North M Street, Suite 205 Merced, California 95348 I have closed my private practice at 3351 M Street Suite 205 to join Dignity Health Medical Foundation at 315 Mercy Ave. Suite 400, in Merced. I am looking forward to continuing to provide care to my patients at this new location. To schedule an appointment please call (209) 564-3700 opt. 2. For information regarding your medical records, please call (303) 373-5764. GATEWAY E.N.T. & HEARING SERVICES Dr. Donald Carter , Otolaryngologist 3351 North M Street , Suite 205 Merced , California 95348 I have closed my private practice at 3351 M Street Suite 205 to join Dignity Health Medical Foundation at 315 Mercy Ave. Suite 400 , in Merced . I am looking forward to continuing to provide care to my patients at this new location . To schedule an appointment please call ( 209 ) 564-3700 opt . 2 . For information regarding your medical records , please call ( 303 ) 373-5764 .