It's DARVO, & it was first used against patients with chronic pain.
Deny.
Attack.
Reverse Victim & Offender.
It's a very common, predatory tactic employed in medicine today.
It needs to be confronted & eradicated entirely, especially in healthcare.
Don't back down.
This defense mechanism is called projection and leads to a DARVO-dynamic,
though the perpetrator,
often selectively informed, and not able to proportionally weigh and discern the content matter,
honestly feels he's doing the right thing.