Parham Jaberi's appointment comes after Board of Health members last month questioned the timeline for Virginia Gov. Glenn Youngkin (R) to name a new commissioner.
The opioid antidote Narcan and fentanyl test strips are among the items that soon will be available at six free vending machines throughout the District.
Karen Shelton treated patients in Bristol for nearly 20 years before serving as director of three health districts representing all of Southwest Virginia.
The appointment marks the second time Youngkin has rewarded someone Senate Democrats would not support with an appointment not subject to their confirmation.