April 28 Pain Services – Keith Barnhill, PhD, CRNA, ARNP and Rich Jacobsen, CNP, CRNA Recurring Pain Services – Keith Barnhill, PhD, CRNA, ARNP and Rich Jacobsen, CNP, CRNA Recurring April 28 Recurring Pain Services – Keith Barnhill, PhD, CRNA, ARNP and Rich Jacobsen, CNP, CRNA