Our medical oncologists work closely with physician assistants and nurse practitioners to provide follow up visits and administer care for our patients.

Meet our physician assistant: 

Garrick Johnson, P.A.-C.

After receiving a bachelor's degree in biology in 1989, Garrick Johnson completed two years of training at Yale University as a certified physician assistant in 1992.  Mr. Johnson joined Drs. Hammond and Sims in 1994.  He has been seeing patients at the Center in Exeter since 1999.