M1438 Lst knwn well <=210 min

Full Description

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

Code
M1438
Short Description
Lst knwn well <=210 min
Section
M — Medical Services
Pricing Indicator
00
Source: CMS HCPCS October 2026 quarterly release.

Last reviewed: September 2026