The blog RH Reality Check posted an item yesterday alleging that Gennet Purcell, the District of Columbia’s relatively new insurance commissioner, had surreptitiously conspired to make it possible for D.C. women to lose their birth control coverage. But the Department of Insurance, Securities and Banking, the agency Purcell runs, has since emphatically denied the story. Here’s what RH Reality Check reporter Amie Newman wrote on Thursday:Under Purcell’s watch, private insurance companies operating in Washington…