limiting charge
(A)For physicians’ services of a physician furnished during 1991, other than radiologist services subject to, the “limiting charge” shall be the same percentage (or, if less, 25 percent) above the recognized payment amount under this part with respect to the physician (as a nonparticipating physician) as the percentage by which— (i)the maximum allowable actual charge (as determined undersection 1395u(j)(1)(C) of this titleas of, or, if less, the maximum actual charge otherwise permitted for the service under this part as of such date) for the service of the physician, exceeds (ii)the recognized payment amount for the service of the physician (as a nonparticipating physician) as of such date.