§ 424.44 Time limits for filing claims.

(a) Time limits. (1) Except as provided in paragraphs (b) and (e) of this section, for services furnished on or after January 1, 2010, the claim must be filed no later than the close of the period ending 1 calendar year after the date of service.

(2) Except as provided in paragraphs (b) and (e) of this section and except for services furnished during the last 3 months of 2009, for services furnished before January 1, 2010, the claim must be filed—

(i) On or before December 31 of the following year for services that were furnished during the first 9 months of a calendar year; and

(ii) On or before December 31st of the second following year for services that were furnished during the last 3 months of the calendar year.

(3) For services furnished during the last 3 months of CY 2009 all claims must be filed no later than December 31, 2010.

(b) Exceptions to time limits. Exceptions to the time limits for filing claims include the following:

(1) The time for filing a claim will be extended if CMS or one of its contractors determines that a failure to meet the deadline in paragraph (a) of this section was caused by error or misrepresentation of an employee, Medicare contractor (including Medicare Administrative Contractor, intermediary, or carrier), or agent of HHS that was performing Medicare functions and acting within the scope of its authority.