The 88-year-old Dickens underwent surgery Jan. 13 to repair a subdural hematoma, a form of brain injury.
Opry publicist Jessie Schmidt says Dickens anticipates a short stay in the rehab center.
The 4-foot-11 entertainer has been a member of the Opry since 1948. His hits include "Country Boy," "A-Sleeping at the Foot of the Bed" and "May the Bird of Paradise Fly Up Your Nose."
