Multiple Choice
Under the inpatient prospective payment system (IPPS) , there is a three-day payment window (formerly referred to as the 72-hour rule) . This rule requires that outpatient preadmission services that are provided by a hospital up to three calendar days prior to a patient's inpatient admission be covered by the IPPS MS-DRG payment for
A) diagnostic services.
B) therapeutic (or non-diagnostic) services whereby the inpatient principal diagnosis code (ICD-9-CM) exactly matches the code used for pre-admission services.
C) therapeutic (or non-diagnostic) services whereby the inpatient principal diagnosis code (ICD-9-CM) does not match the code used for pre-admission services.
D) both A and B.
Correct Answer:

Verified
Correct Answer:
Verified
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