Meet the Providers Meet the Providers Greg Smith MD Joyce Johnson MSN, APRN, AGNP-C, CARN-AP Jen Cothern DNP, APRN, FNP-C Cassandra Baker MSN, APRN, FNP-C Sherri Bunch MSN, APRN, PMHNP-BC Christopher Metcalf MSN, APRN, FNP-C Cassy Williams MSN, APRN, AGACNP-BC