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Other features of a Preferred Provider Organization (PPO) generally include utilization review, where representatives of the insurer or administrator review the records of treatments provided to verify that they are appropriate for the condition being treated rather than largely or solely being performed to increase the amount of reimbursement due, a procedure that many providers resent as second-guessing. Another near-universal feature is a pre-certification requirement, in which scheduled (non-emergency) hospital admissions and, in some instances outpatient surgery as well, must have prior approval of the insurer and often undergo "utilization review" in advance.
The rise of PPOs was credited by some with a reduction in the rate of medical inflation in the U.S. in the 1990s. However, as most providers have become members of most of the major preferred provider organizations sponsored by major insurers and administrators, the competitive advantages outlined above have largely been reduced or almost entirely eliminated, and medical inflation in the U.S. is again advancing at 150-200% the rate of general inflation. Furthermore, passive PPOs are now a part of the marketplace. These PPOs obtain discounts for insurance companies on indemnity and out-of-network claims, and often take as their fee a portion of the discount obtained. The aspects of utilization review and pre-certification are now widely used even in traditional "indemnity" plans, and are widely regarded as being essentially permanent features of the American health care system.
PPOs can also create inefficiencies and ironies in the health care industry. Though PPOs often require insurers to pay a claim within a certain timeframe in order to take the PPO discount, calculating the PPO discount and having the insurer pay the PPO's access fee is still one more step - and one more opportunity for mistakes and delays - in the already-complex process of paying for health care in the United States. Since PPOs have more power in their relationship with providers, they can still provide a benefit to insured patients. Uninsured patients may, however, be unable to obtain these discounts - even if they pay cash. |