When billing PHP services, revenue codes 0913 or 0912 should be filed with the correct Healthcare Common Procedure Coding System (HCPC) code to allow the system to calculate the appropriate allowed amounts to ensure proper payment.
Note: Revenue codes must be billed separately for each date of service.
Partial Hospitalization Program (PHP) and Intensive Outpatient Program (IOP) claims are to be submitted per policy as listed below:
Non-OPPS payable providers
OPPS payable providers
Reference:
Clarification on Partial Hospitalization Programs (PHP) claims and codes
TRICARE Manuals - Display Chap 13 Sect 2 (Change 64, Aug 3, 2022) (health.mil)