HCPCS Level II › M codes › M1438

M1438

Time last known well to hospital arrival less than or equal to 3.5 hours (<= 210 minutes)

ValidHCPCS Level II code.

Valid for claims with a date of service in the current code year.

Valid FY2026 onwards.

What has happened to this code

Every change the publisher made, from 2026 to now.

  1. January 2026 Added to the code set Time last known well to hospital arrival less than or equal to 3.5 hours (<= 210 minutes)