GA Code §33-20A-7.1(b)

(b) When an enrollee, provider, facility, or home health care provider obtains precertification for any covered health care service, the managed care plan is liable for such precertified services at the reimbursement level provided under the health benefit plan for such services where rendered within the time limits set in the precertification unless the enrollee is no longer covered under the plan at the time the services are received by the enrollee, benefits under the contract or plan have been exhausted, or there exists substantiation of fraud by the enrollee, provider, facility, or home health care provider.