M1479 – Patients whose functional capacity or motivation (or lack thereof) to improve may impact the accuracy of results of validated tools such as delirium, dementia, intellectual disabilities, and pervasive and specific development disorders
HCPCS Level II code · M codes: Medical Services and Quality Measures
HCPCS codeM1479
- Long description
- Patients whose functional capacity or motivation (or lack thereof) to improve may impact the accuracy of results of validated tools such as delirium, dementia, intellectual disabilities, and pervasive and specific development disorders
- Short description
- Pt func cap not allow impr
- 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, 2026
- Last change
- January 1, 2026 – No change
Frequently asked questions
What is HCPCS code M1479?
M1479 is a HCPCS Level II code for patients whose functional capacity or motivation (or lack thereof) to improve may impact the accuracy of results of validated tools such as delirium, dementia, intellectual disabilities, and pervasive and specific development disorders.
Does Medicare cover M1479?
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
- M1471 – Documentation that patient is a medicare fee-for-service beneficiary and without additional supplementary insurance coverage for whom hep b vaccination is not reimbursable under current medicare part b coverage rules
- M1472 – Patient did not receive recommended doses of hepatitis b vaccination based on age
- M1473 – Patient situations, at any point during the denominator identification period, where the patient's functional capacity or motivation (or lack thereof) to improve may impact the accuracy of results of validated tools, such as delirium, dementia, intellectual disabilities, and pervasive and specific development disorders
- M1474 – Patients with diagnosis of dementia
- M1475 – Patients with diagnosis of huntington's disease
- M1476 – Patients with diagnosis of cognitive impairment or alzheimer's disease
- M1477 – Diagnosis of delirium
- M1478 – Psychoactive substance abuse
- M1480 – Patients whose functional capacity or motivation (or lack thereof) to improve may impact the accuracy of results of validated tools such as delirium, dementia, intellectual disabilities, and pervasive and specific development disorders
- M1481 – Patients receiving hospice or palliative care or who died during the measurement period
- M1482 – Positive/detectable hepatitis c virus quantitative or qualitative rna test result during the denominator identification period
- M1483 – Patients who achieve sustained virological response as identified by an hcv rna test (cpt 87522) or (cpt 87521) with a negative/undetectable hcv rna result that occurred 20 weeks to 12 months after the first positive/detectable hcv rna test result within the denominator identification period
- M1484 – Patients who did not have a repeat hcv rna labs performed for medical reasons documented by clinician (e.g., patient with limited life expectancy, delay in treatment of hcv related to treatment of hiv, hbv, hepatocellular carcinoma, decompensated cirrhosis)
- M1485 – Patients who did not achieve sustained virological response as identified by an hcv rna test (cpt 87522) or (cpt 87521) with a negative/undetectable hcv rna result that occurred 20 weeks to 12 months after the first positive/detectable hcv rna test result within the denominator identification period
- M1486 – Patients admitted to a skilled nursing facility (snf) during the period of evaluation
- M1487 – Patients in hospice in the year before or during the period of evaluation
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.