Doctors are urging Congress to call off cuts scheduled to take effect on Jan. 1 in the reimbursements they receive from Medicare. In what has become an almost yearly ritual, physician groups are arguing that patients will have greater difficulty finding doctors who accept Medicare if lawmakers allow the pay cuts to happen. Whether doctors’ efforts to stave off the cuts will succeed as in past years remains to be seen. Their lobbying campaign has gained traction on Capitol Hill. A bipartisan group of 115 House lawmakers rallied behind doctors in a letter to congressional leaders and President J…