Dr. David Henry, MD is a Surgeon, who primarily practices in Waterloo, IA with 2 additional practice locations. He has been practicing for over 17 years and is board certified.
Dr. Mary Barrett, MD is a Specialist, who primarily practices in Longmont, CO with 2 additional practice locations. She has been practicing for over 34 years.
Find doctors affiliated with UnityPoint Health-Allen Hospital,
which is a Castle Connolly Ranked Top Hospital
in the Waterloo/IA 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.