M1357 – Patients who had a reduction in suicidal ideation and/or behavior upon follow-up assessment within 120 days of index assessment

HCPCS Level II code · M codes: Medical Services and Quality Measures

Active code Carrier judgment

HCPCS codeM1357
Long description
Patients who had a reduction in suicidal ideation and/or behavior upon follow-up assessment within 120 days of index assessment
Short description
Pt w/red suic idea 120 days
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
Z2 Undefined codes
Added
January 1, 2024
Last change
January 1, 2024 – No change

Frequently asked questions

What is HCPCS code M1357?

M1357 is a HCPCS Level II code for patients who had a reduction in suicidal ideation and/or behavior upon follow-up assessment within 120 days of index assessment.

Does Medicare cover M1357?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby M codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.