Hospice eligibility comes down to three requirements: two physicians certify that a patient has a life expectancy of six months or less if the illness follows its normal course, the patient agrees to shift from curative treatment to comfort-focused care, and the patient (or their representative) signs a statement formally choosing the hospice benefit. That framework applies to Medicare, which covers the vast majority of hospice care in the United States, and most private insurers follow similar criteria.
But the six-month rule is just the starting point. In practice, determining hospice involves layered clinical judgments, functional assessments, and disease-specific guidelines that shape who qualifies and when.
The Six-Month Prognosis Requirement
The central question in hospice determination is whether a patient’s terminal illness, if it runs its expected course, will likely result in death within six months. This isn’t a guarantee or a prediction with a deadline. It’s a clinical judgment call. Two physicians must initially sign off: the hospice program’s medical director (or a physician on the hospice team) and the patient’s own doctor, if they have one. Each certification must include a brief written explanation of the clinical findings that support the prognosis.
Physicians base this judgment on the trajectory of the disease, the patient’s overall decline, how they’ve responded (or stopped responding) to treatment, and measurable indicators like lab values and functional ability. No single test produces a “hospice eligible” result. It’s a holistic assessment grounded in medical experience and established guidelines.
Functional Scores That Guide the Decision
One of the most concrete tools physicians use is a performance score that measures how well a person can function day to day. The two most common scales are the Karnofsky Performance Status (KPS) and the Palliative Performance Scale (PPS), both scored from 0 to 100. A score below 70% is a baseline threshold for hospice consideration. At that level, a person can care for themselves but can’t carry on normal activities or do active work.
For specific conditions, the thresholds are lower. Stroke patients, for example, typically need a score below 40% to meet hospice criteria, which corresponds to someone who is mostly bed-bound and needs significant assistance with basic needs. These scores give physicians a standardized way to document decline rather than relying purely on subjective impressions.
How Specific Diseases Are Evaluated
Beyond general functional decline, hospice programs use disease-specific guidelines to assess whether a particular illness has reached its terminal phase. The criteria vary significantly depending on the diagnosis.
Heart and Lung Disease
For heart failure, physicians look for symptoms that persist even at rest or with minimal activity, despite optimal treatment. A heart pumping efficiency (ejection fraction) of 20% or below is considered significant evidence, though it’s not strictly required if other indicators of decline are present. For chronic lung disease like COPD, key markers include resting blood oxygen levels at or below 88% on room air, or elevated carbon dioxide levels showing the lungs can no longer clear waste gases effectively. In both cases, the pattern that matters is worsening symptoms despite maximum medical treatment, along with increasing emergency visits or hospitalizations.
Dementia and Alzheimer’s Disease
Dementia has its own staging system called the Functional Assessment Staging Tool (FAST). Hospice eligibility generally requires Stage 7, which means the person can no longer walk without assistance, sit up independently, or hold their head up, and their speech has deteriorated to fewer than six intelligible words. On top of reaching that functional stage, the patient must have experienced at least one serious complication in the past year: recurrent infections like pneumonia or urinary tract infections, sepsis, advanced bedsores, recurring fevers despite antibiotics, or aspiration pneumonia. Both the profound functional loss and the medical complications need to be present.
Cancer
Cancer is often more straightforward to assess than organ failure or dementia because the disease trajectory tends to be more predictable. Physicians look at whether the cancer has metastasized, whether the patient has stopped responding to or has declined further treatment, and the pace of functional decline. A KPS score below 70%, combined with progressive disease despite therapy, generally supports a hospice determination.
What Happens After the Initial Determination
Hospice isn’t a one-time decision that locks in permanently. The benefit is structured in defined periods: two initial 90-day periods, followed by an unlimited number of 60-day periods. At each transition, a physician must recertify that the patient still has a prognosis of six months or less. Starting with the third benefit period and every period after that, a hospice physician or nurse practitioner must conduct a face-to-face visit with the patient and document the clinical findings that continue to support the terminal prognosis.
This means patients who stabilize or improve can be discharged from hospice. And patients who live longer than six months aren’t automatically removed. As long as the clinical picture still supports a terminal prognosis at recertification, hospice continues. About 17% of Medicare hospice patients in 2024 had stays of 181 days or longer.
The Care Team’s Role After Eligibility
Once a patient is determined eligible, a hospice interdisciplinary team develops a written plan of care tailored to that person and their family. This team includes, at minimum, a physician, a nurse, a social worker, and a counselor. They work with the patient’s own doctor, the patient or their representative, and the primary caregiver to set goals and identify what services are needed: pain management, symptom control, emotional and spiritual support, and practical help with daily living.
The plan is built around what the patient and family actually need, and it’s updated as the patient’s condition changes. This is a collaborative process, not a rigid protocol handed down from a medical team.
Patients Can Leave Hospice at Any Time
Choosing hospice is not irreversible. A patient or their representative can revoke the hospice election at any point by submitting a signed, dated statement to the hospice program. Once revoked, standard Medicare coverage resumes immediately, including coverage for curative treatments that had been paused. The patient can also re-enroll in hospice later if they choose, as long as they still meet eligibility criteria.
This flexibility matters because some patients or families worry that entering hospice means giving up all options. In reality, it’s a benefit you can step in and out of based on how your situation and priorities evolve.
Most People Enter Hospice Late
Despite the six-month eligibility window, most patients spend far less time in hospice than they could. In fiscal year 2024, roughly 56% of Medicare hospice patients had a total stay of 30 days or fewer. About one in five patients were enrolled for four days or less. The median stay falls somewhere in the 11 to 30 day range, meaning half of all hospice patients receive less than a month of the comfort-focused care the benefit is designed to provide.
This gap between eligibility and actual enrollment is largely driven by late referrals. Physicians, patients, and families often delay the conversation about hospice, sometimes because the prognosis feels uncertain, sometimes because shifting away from curative treatment feels like giving up. But shorter stays mean less time for the full range of hospice services, including the emotional and logistical support for families, to make a meaningful difference.