42 CFR § 414.42 - Adjustment for first 4 years of practice.
(a) General rule. For services furnished during CYs 1992 and 1993, except as specified in paragraph (b) of this section, the fee schedule payment amount or prevailing charge must be phased in as specified in paragraph (d) of this section for physicians, physical therapists (PTs), occupational therapists (OTs), and all other health care practitioners who are in their first through fourth years of practice.
(b) Exception. The reduction required in paragraph (d) of this section does not apply to primary care services or to services furnished in a rural area as defined in section 1886(d)(2)(D) of the Act that is designated under section 332(a)(1)(A) of the Public Health Service Act as a Health Professional Shortage Area.
(c) Definition of years of practice.
(1) The “first year of practice“ is the first full CY during the first 6 months of which the physician, PT, OT, or other health care practitioner furnishes professional services for which payment may be made under Medicare Part B, plus any portion of the prior CY if that prior year does not meet the first 6 months test.
(2) The “second, third, and fourth years of practice“ are the first, second, and third CYs following the first year of practice, respectively.
(d) Amounts of adjustment. The fee schedule payment for the service of a new physician, PT, OT, or other health care practitioner is limited to the following percentages for each of the indicated years:
(1) First year - 80 percent
(2) Second year - 85 percent
(3) Third year - 90 percent
(4) Fourth year - 95 percent