Alidad M Zadeh, D.O. 760.339.7100 4.5 out of 5 (41 Ratings, 3 comments) Specialty: Internal Medicine El Centro Regional Medical Center Location: 1415 Ross Avenue, El Centro, CA 92243 Get Directions Education: Western University-College of Osteopathic Residency Arrowhead Regional Education NPI Ratings Education Western University-College of Osteopathic Residency Arrowhead Regional Patient Comments How The Ratings Are Compiled 4.5 out of 5 (41 Ratings, 3 comments) Patient Comments Comments 14-Nov-2017 I am in a wheelchair - she was courteous and went out of her way to test (echo) in the chair - back layed down - excellent & patient! 13-Oct-2017 Although there are many labs to chose from ECRMC is the fastest most efficient and the billing has always been done quickly and correctly. 22-Jun-2017 Need more help with pre-registration. Very long wait times.