Dr. Janna Oganessian, MD is an Internist, who primarily practices in Sherman Oaks, CA with 1 additional practice location. She has been practicing for over 45 years and is board certified.
Dr. John Friedewald, MD is a Nephrologist, who primarily practices in Lake Forest, IL with 2 additional practice locations. He has been practicing for over 21 years.
Find doctors affiliated with Eisenhower Health Main Campus,
which is a Castle Connolly Ranked Top Hospital
in the Rancho Mirage/CA area.
Castle Connolly ranks hospitals based on over 20 procedures
nationally, by state, and by major metro area.
See this hospital's overall rankings on Castle Connolly.
See other ranked hospitals.