Local: (804) 828-9123 Toll-free: (800) 222-1222

Our staff

Contact us

For clinical questions, contact our call center at (804) 828-9123 or (800) 222-1222.


Poison Center Director

S. Rutherfoord Rose, Pharm.D.

Medical Director

Kirk Cumpston, D.O.

Fellowship Program Director

Brandon Wills, D.O.

Education Specialist

Fiorella Carhuaz, CHES

Outreach Health Coordinators

Michele Burt, RN, CSPI

Sherri Ellis, RN, CSPI

Administrative Assistant

Jonathan Humphries


Michelle Troendle, M.D.


John Downs, M.D., M.P.H.


Specialists in Poison Information (SPIs)


These registered nurses staff our phone lines 24/7 and are trained to evaluate and treat toxic exposures. Many are board certified as Certified Specialists in Poison Information.