M1284 – Patients age 66 or older in institutional special needs plans (snp) or residing in long term care with pos code 32, 33, 34, 54, or 56 for more than 90 consecutive days during the measurement period

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

Active code Carrier judgment

HCPCS codeM1284
Long description
Patients age 66 or older in institutional special needs plans (snp) or residing in long term care with pos code 32, 33, 34, 54, or 56 for more than 90 consecutive days during the measurement period
Short description
Pt 66+ snp or ltc pos > 90d
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 M1284?

M1284 is a HCPCS Level II code for patients age 66 or older in institutional special needs plans (snp) or residing in long term care with pos code 32, 33, 34, 54, or 56 for more than 90 consecutive days during the measurement period.

Does Medicare cover M1284?

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.