As described in INFOBulletin 230310, permanent adjustments to fee codes within the Schedule of Benefits for Physician Services have been made effective April 1, 2023.

The payment rules for fee schedule code Z403 – Bone marrow aspiration and/or core biopsy were implemented July 1, 2023, with an effective date of April 1, 2023. As a result, a Medical Claims Adjustments (MADJ) is required to reprocess related claims.

Medical Claims Adjustments (MADJ)

Claims already submitted for Z403 with service dates between April 1, 2023 and June 30, 2023 are subject to being adjusted by the MADJ. These claims will be adjusted in accordance with the Schedule of Benefits for Physician Services.

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