Okla. Stat. tit. 85A, § 85A-57: Failure to appear for scheduled appointments

A. If an injured employee misses two or more scheduled

appointments for treatment, he or she shall no longer be eligible to

receive benefits under this act, unless his or her absence was:

1. Caused by extraordinary circumstances beyond the employee's

control as determined by the Commission; or

2. The employee gave the employer at least two (2) hours prior

notice of the absence and had a valid excuse.

B. Inability to get transportation to or from the appointment

shall not be considered extraordinary circumstances nor a valid

excuse for the absence.