M1346 – Patients who did not have a net increase in pam score of at least 6 points within a 4 to 12 month period
HCPCS Level II code · M codes: Medical Services and Quality Measures
HCPCS codeM1346
- Long description
- Patients who did not have a net increase in pam score of at least 6 points within a 4 to 12 month period
- Short description
- No pam inc 6 pts 4-12 mo
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- January 1, 2024
- Last change
- January 1, 2025 – No change
Frequently asked questions
What is HCPCS code M1346?
M1346 is a HCPCS Level II code for patients who did not have a net increase in pam score of at least 6 points within a 4 to 12 month period.
Does Medicare cover M1346?
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
- M1338 – Patients who had follow-up assessment 30 to 180 days after the index assessment who did not demonstrate positive improvement or maintenance of functioning scores during the performance period
- M1339 – Patients who had follow-up assessment 30 to 180 days after the index assessment who demonstrated positive improvement or maintenance of functioning scores during the performance period
- M1340 – Index assessment completed using the 12-item whodas 2.0 or sds during the denominator identification period
- M1341 – Patients who did not have a follow-up assessment or did not have an assessment within 30 to 180 days after the index assessment during the performance period
- M1342 – Patients who died during the performance period
- M1343 – Patients who are at pam level 4 at baseline or patients who are flagged with extreme straight line response sets on the pam or with excessive missing responses
- M1344 – Patients who did not have a baseline pam score and/or a second score within 4 to 12 months of baseline pam score
- M1345 – Patients who had a baseline pam score and a second score within 4 to 12 month of baseline pam score
- M1347 – Patients who achieved a net increase in pam score of at least 3 points in a 4 to 12 month period (passing)
- M1348 – Patients who achieved a net increase in pam score of at least 6-points in a 4 to 12 month period (excellent)
- M1349 – Patients who did not have a net increase in pam score of at least 3 points within a 4 to 12 month period
- M1350 – Patients who had a completed suicide safety plan initiated, reviewed or updated in collaboration with their clinician (concurrent or within 24 hours) of the index clinical encounter
- M1351 – Patients who had a suicide safety plan initiated, reviewed, or updated and reviewed and updated in collaboration with the patient and their clinician concurrent or within 24 hours of clinical encounter and within 120 days after initiation
- M1352 – Suicidal ideation and/or behavior symptoms based on the c-ssrs or equivalent assessment
- M1353 – Patients who did not have a completed suicide safety plan initiated, reviewed or updated in collaboration with their clinician (concurrent or within 24 hours) of the index clinical encounter
- M1354 – Patients who did not have a suicide safety plan initiated, reviewed, or updated or reviewed and updated in collaboration with the patient and their clinician concurrent or within 24 hours of clinical encounter and within 120 days after initiation
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.