Ordering more tests increases health care spending

Kevin MD reports on a new study that indicates that health care costs are inflated by physicians ordering too many tests, referrals, and treatments. That's something insurers have known for a while, and it's a key reason they use high co-pays to keep patients out of the office. It's also a good rationale for providing coverage for webVisits --doctors order fewer tests when they don't see the patient in person.