Excerpt: Most insurers cover births at the center, ..., but Aetna, Mamsi and Kaiser Permanente are among those that do not cover home births. 'Aetna considers planned deliveries at home ... not medically appropriate,' the insurer says on its Web site. The insurer cites a policy statement from the American College of Obstetricians and Gynecologists that home delivery 'clearly presents hazards to both the mother and fetus before and after birth. ....'