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Printed Date: 9/22/2015
Occurrence code must be blank or a two-character code of: > 01-99 or A0-Z9 or AA-ZZ with a valid date.
Note: the fourth digit of the reason code indicates the position in which the error occurred. The sequence is 1-0 (0 denotes the tenth occurrence) and A-T (T denotes the thirtieth occurrence).
CMS Internet Only Manual (IOM), Publication 100-4, Medicare Claims Processing Manual.
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Last Updated: 12/16/2019