Tuesday morning, federal law enforcement officials—including the Drug Enforcement Administration and FBI— at 1000 Waterdam Plaza in McMurray—the office of Dr. Oliver Herndon.
The immediate suspension order suspends the doctor's DEA registration, according to Pittsburgh DEA assistant special agent Gary Davis.
Herndon can no longer legally write prescriptions for controlled substances (narcotics), which include Vicodin and oxycodone.
"He can still write prescriptions for antibiotics and heart medication," Davis said.
"He can apply to receive a hearing in the next 30 days if he so desires," he said. "We applied the suspension order because we believed there was a threat to public health and safety."
Last Monday, . The man entered the medical building and walked directly to the back of the office demanding money from a female employee of Herndon's, Peters police said.
The man fled empty-handed and hasn't been identified by police.
declined to comment how or if today's action relates to last week's incident.