{"abstract":"This proposed rule would make several changes affecting Medicare Part B payment. The changes include: Refinement of resource- based practice expense relative value units (RVUs); changes to the geographic practice cost indices; resource-based malpractice RVUs; critical care RVUs; care plan oversight and physician certification/ recertification; observation care codes; ocular photodynamic therapy and other ophthalmological treatments; electrical bioimpedance; the global period for insertion, removal, and replacement of pacemakers and cardioverter defibrillators; antigen supply; low intensity ultrasound; and the implantation of ventricular assist devices. This proposed rule also discusses or clarifies the payment policy for incomplete medical direction, pulse oximetry services, outpatient therapy supervision, outpatient therapy caps, and the second 5-year refinement of work RVUs for services furnished beginning January 1, 2002. We are proposing these changes to ensure that our payment systems are updated to reflect changes in medical practice and the relative value of services. We solicit comments on the proposed policy changes.","action":"Proposed rule.","agencies":[{"raw_name":"DEPARTMENT OF HEALTH AND HUMAN SERVICES","name":"Health and Human Services Department","id":221,"url":"https://www.federalregister.gov/agencies/health-and-human-services-department","json_url":"https://www.federalregister.gov/api/v1/agencies/221","parent_id":null,"slug":"health-and-human-services-department"},{"raw_name":"Health Care Financing Administration","name":"Health Care Finance Administration","id":559,"url":"https://www.federalregister.gov/agencies/health-care-finance-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/559","parent_id":221,"slug":"health-care-finance-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2000/07/17/00-17830.html","cfr_references":[{"chapter":null,"citation_url":null,"part":410,"title":42},{"chapter":null,"citation_url":null,"part":414,"title":42}],"citation":"65 FR 44176","comment_url":null,"comments_close_on":"2000-09-15","correction_of":null,"corrections":[],"dates":"To be assured of consideration, we must receive comments at the appropriate address, as provided below, no later than 5 p.m. on September 15, 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