M1451
HCPCSPt dx ppd dur id/pf pd
Official HCPCS Level II long descriptor
Patients with an active diagnosis of pervasive developmental disorder any time prior to the end of the measure assessment period
HCPCS Level II code M1451 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Pt dx ppd dur id/pf pd
Added to HCPCS: 2026-01-01
Nearby codes in M1
- M1443Telehealth enc
- M1444Del < 39 weeks gest
- M1445Pp care visit by 12 weeks
- M1446Pt died bef end meas pd
- M1447Pt dx bd bef end meas pd
- M1448Pt dx pd bef end meas pd
- M1449Pt dx scz/pys bef end msr pd
- M1450Pt hos/pal care dur id/pf pd
- M1452Pt dx dementia ever
- M1453Preop vis acu > 20/40
- M1454New cied
- M1455Rep/rev cied
- M1456Pt had htx
- M1457Dx asth dur crnt/prv perf pd
- M1458Pt died bef end meas pd
- M1459Pt hosp/pal care dur perf pd
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.