HCPCS Level II Current in October 2026

M1478

Psychoactive substance abuse

Release: October 2026
Effective: October 1, 2026

Official source

Version History

How M1478 appears in each release imported from the official files, newest first.

October 2026 Effective October 1, 2026
Current

Psychoactive substance abuse
July 2026 Effective July 1, 2026
Unchanged

Psychoactive substance abuse
April 2026 Effective April 1, 2026
Unchanged

Psychoactive substance abuse
January 2026 Effective January 1, 2026
Unchanged

Psychoactive substance abuse

Data Source

Code information on this page is derived from the October 2026 HCPCS Level II files published by CMS.

Release: October 2026
Effective: October 1, 2026
Source file: october-2026-alpha-numeric-hcpcs-file.zip

Official HCPCS Level II source files (opens in a new tab)

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