By Minneapolis Senior Advisor Care Team · August 28, 2026
Families hear "up to 100 days" and plan around it. Here is what Medicare's skilled nursing benefit actually pays for a Minnesota transitional care unit stay in 2026, the day-21 coinsurance nobody mentions, and the two-day appeal window most families miss.
The number families remember is 100. The number they get is rarely 100.
Somebody at the hospital says the words "up to 100 days" and a family exhales. It sounds like three months of paid rehabilitation, three months to figure out what comes next, three months before anyone has to make a permanent decision about where Mom lives.
That is not what those words mean. Medicare's skilled nursing facility benefit has a ceiling of 100 days per benefit period, and a ceiling is not a promise. In practice, coverage ends when the skilled need ends, and for most people recovering from a hip fracture, a stroke, or a bad pneumonia, that is well short of 100 days. Meanwhile, a second, quieter clock is running: on day 21, the daily bill goes from nothing to $217.
This post walks through what actually happens between the hospital bed and the day the coverage letter arrives, using the 2026 numbers, the Minnesota vocabulary, and the appeal rights almost nobody uses. If you are still upstream of this and a case manager has just handed you a discharge date, start with our 72-hour discharge guide instead and come back here.
Before anything else: three inpatient midnights
Medicare will only pay for skilled nursing facility care if it follows a qualifying inpatient hospital stay — a medically necessary inpatient stay of at least three days in a row, counting from the day of inpatient admission and not counting the day of discharge. That is the gate, and a great many families walk into it without knowing it exists.
The trap is observation status. A patient can spend three nights in a hospital bed, in a hospital gown, wearing a hospital wristband, eating hospital food, and still be classified as an outpatient receiving observation services. Time under observation does not count toward the three days. Medicare says so in plain language on its own coverage page, and the distinction is invisible from the bedside.
So the first question is not "which rehab place is good?" It is: is my parent admitted as an inpatient, and starting what date? Ask the hospitalist. Ask the case manager. Ask for it in writing. Ask again if the status changed mid-stay, because it can. If your parent was admitted as an inpatient and the hospital later reclassified the stay as outpatient observation, Medicare has a specific appeal route for exactly that reclassification.
Two exceptions are worth naming. Some Medicare Advantage plans waive the three-day requirement, and some physicians participate in an Accountable Care Organization that holds a Skilled Nursing Facility 3-Day Rule Waiver. Neither is something to assume. Ask the plan directly, by phone, and write down who told you. There is also a back-end deadline: the skilled nursing admission generally has to happen within about 30 days of leaving the hospital.
What Minnesotans mean when they say "TCU"
In most of the country, families hear "skilled nursing facility" or "short-term rehab." In the Twin Cities, the word you will hear from a discharge planner is TCU — transitional care unit. Allina Health, HealthPartners at Methodist Hospital in St. Louis Park, and the M Health Fairview network all route post-hospital patients into TCU beds, some attached to a hospital campus and some inside a freestanding nursing home miles away.
The vocabulary is local; the Medicare rules are federal and identical either way. What matters is whether the bed is in a Medicare-certified facility, not what the unit is branded. Minnesota licenses nursing homes under Minnesota Statutes Chapter 144A, a completely separate chapter from the Chapter 144G assisted living licensure that governs the communities most families tour later. Same state agency, different rulebook, different building type — and a distinction worth holding onto, because they get conflated constantly in marketing material.
One practical consequence of the TCU model: the same physical nursing home frequently houses short-stay rehab patients and long-term residents on adjacent floors, under one 144A license, with overlapping staff. That is normal and legal, and we explain the split in more detail in short-term rehab vs. long-term nursing home care. But it means the answer to "how is this place rated?" is not a single number. Minnesota publishes a state Nursing Home Report Card at nhreportcard.dhs.mn.gov, which is a better starting point than a review site.
Ask the case manager which TCUs actually accepted the referral, not which ones were contacted. Those are different lists, and only one of them is real today.
The 2026 arithmetic, day by day
Here is the whole cost structure for a Medicare-covered skilled nursing stay in 2026, per benefit period:
Days 1 through 20: $0 per day, after the Part A deductible of $1,736. If your parent already paid that deductible for the hospital stay in the same benefit period, they do not pay it again for the TCU.
Days 21 through 100: $217 per day. That is the number nobody mentions in the discharge meeting. A stay that runs 40 days means 20 coinsurance days, or $4,340 out of pocket. A stay that runs the full 100 means 80 coinsurance days — $17,360.
Day 101 and beyond: all costs. Medicare's skilled nursing benefit is exhausted for that benefit period, full stop.
A Medigap supplement plan may cover the days 21-100 coinsurance entirely, depending on which lettered plan your parent holds. A Medicare Advantage plan uses a different copayment structure and different appeal rules. Find out which one applies before day 21, not after the first bill arrives. And note that in a Medicare Advantage plan, copayments can start on day one.
Why coverage usually ends around week three anyway
The coinsurance cliff and the typical end of coverage tend to land near each other, which makes families suspect the two are connected. They are not, formally. Coverage continues only while your parent needs daily skilled care — nursing or therapy that has to be delivered by or under the supervision of skilled personnel. When the need for that drops away, the benefit ends, whether that is day 12 or day 74.
What families are most often told, and what is most often wrong, is that coverage ends because the patient has "plateaued" or is "not making progress." Improvement is not the legal standard. Medicare's own published coverage rule says skilled care is covered when it is needed to improve or maintain the person's current condition, or to prevent or delay it from getting worse. A parent with Parkinson's who needs skilled therapy to keep from declining can still qualify. If you hear the word "plateau" used as a reason for discharge, that is a signal to slow down, not to start packing.
There is also a rule that catches people at the end: refusing the daily skilled care or therapy can end the coverage. If your parent is declining therapy sessions because of pain, fatigue, or depression, raise it with the medical team as a clinical problem to solve rather than letting it quietly become a discharge reason.
The Notice of Medicare Non-Coverage, and the appeal families skip
When Medicare coverage of the TCU stay is about to end, the facility must give you a form called a Notice of Medicare Non-Coverage at least two days before covered services stop. It is a single page. It gets handed over in a hallway. It is very easy to sign, fold, and forget.
That form is the trigger for a fast appeal. You have the right to ask an independent reviewer — a Beneficiary and Family Centered Care Quality Improvement Organization, or BFCC-QIO — to decide whether coverage should continue. For Minnesota, that reviewer is Commence Health, formerly Livanta, which covers Region 5 (Minnesota, Wisconsin, Illinois, Indiana, Michigan, and Ohio). The Region 5 beneficiary line is 1-888-524-9900.
The deadline is unforgiving and specific: call no later than noon on the day before the termination date printed on the notice. Once you file, the facility must give you a Detailed Explanation of Non-Coverage by the end of the day after it hears from the reviewer, and the reviewer decides by close of business the day after it has what it needs. It is fast because it is designed to be decided while your parent is still in the bed.
The financial exposure for trying is smaller than most people assume. If you meet the deadline and the reviewer sides with the facility, you are still not responsible for services provided before the coverage end date on the notice — only for what comes after it. Filing does not cost anything, and it buys a written explanation of the clinical reasoning that you will not otherwise get.
If the concern is quality of care rather than the coverage end date, that is a different route: Minnesota's Office of Ombudsman for Long-Term Care, a single statewide office, takes those calls at 1-800-657-3591. More on that in our guide to filing complaints in Minnesota.
What happens the day after Medicare stops
This is the part that takes families by surprise, because the transition is not gradual. One day the stay is covered; the next day someone hands you a private-pay rate sheet. Nothing about your parent's condition changed overnight — only the payer did.
The realistic options are private pay in the nursing home, a move to assisted living or memory care paid privately, a move home with in-home care, or Medical Assistance. Minnesota's nursing home costs are steep: third-party sources citing the CareScout Cost of Care Survey put the Minnesota semi-private nursing home median near $12,167 a month, though we have not been able to confirm that figure against the survey directly, and CareScout publishes state medians only — there is no Twin Cities metro figure and no published memory care median anywhere. Treat those numbers as a rough order of magnitude, and get written quotes.
For Medical Assistance, Minnesota is a 209(b) medically needy state, which means there is no hard income ceiling for long-term-care MA but income above the Medically Needy Income Limit has to be spent down on care each budget period. Waiver-funded care in assisted living runs through the Elderly Waiver, which requires a MnCHOICES assessment certifying a nursing-facility level of care — and which never pays room and board. We cover that split in how the Elderly Waiver works inside assisted living and what to do when the money is running out.
Start the MnCHOICES request early. It is an assessment with a queue, and the day the Notice of Medicare Non-Coverage lands is late to begin.
What to do this week
Confirm inpatient versus observation status in writing, and the exact admission date. Everything downstream depends on it.
Ask which TCUs actually accepted the referral, and whether each is Medicare-certified. Check the Minnesota Nursing Home Report Card before you agree to a bed.
Find out whether your parent has a Medigap plan and which letter, or a Medicare Advantage plan and which one. That determines who pays the $217 a day starting on day 21.
Put 1-888-524-9900 in your phone now, labeled "Medicare fast appeal." When the Notice of Medicare Non-Coverage appears, you will have hours, not days.
Call the Senior LinkAge Line at 1-800-333-2433. It is Minnesota's federally designated State Health Insurance Assistance Program, administered by the Minnesota Board on Aging, and the counseling is free and unaffiliated with any facility. It is also Minnesota's long-term care options counseling service, which is exactly the conversation you are about to need.
Start looking at what comes after the TCU while your parent is still in it. Our verified Twin Cities directory is a place to begin, and our advisors will help you sort it at no cost.
