Healthtech startup Ro has raised $500 million in a round co-led by General Catalyst, FirstMark Capital and TQ Ventures. Radcliffe, Seven Seven Six and others also participated. The new funding values the company at $5 billion, according to reports. Founded in 2017 and based in New York, Ro provides telehealth, diagnostics and pharmacy services to users without insurance. It was valued at $1.5 billion in July, according to PitchBook data.