Billing and Coding: Computed Tomography Cerebral Perfusion Analysis (CTP) (A58223) - R5 - Effective January 1, 2026

Date Posted: January 15, 2026

This Billing and Coding Article has been revised under contractor numbers: 02101 (AK), 02201 (ID), 02301 (OR), 02401 (WA), 03101 (AZ), 03201 (MT), 03301 (ND), 03401 (SD), 03501 (UT), and 03601 (WY).

Effective Date: January 1, 2026

Summary of Changes:

Deleted: 0042T

Added: 70472, 70473 and coding information paragraph in the Article Text section

Added ICD-10 codes: G44.53 and I69.344 - new codes effective in 2025.

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Last Updated Jan 15 , 2026