Rex says
Money math without the spreadsheet headache. Plug in your numbers and I'll show you exactly where the dollars land.
Try a scenario
Click to load — tweak from there.Inputs
Result
Extra cost of using a credit card
$1,640
Hospital plan monthly payment
$158
Hospital plan total (interest free)
$3,800
Lump-sum total after discount
$3,040
Saved by paying in full now
$760
Total if paid by credit card
$5,440
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How to use this
- 1Enter balance after insurance ($).
- 2Enter hospital plan length (months).
- 3Enter prompt-pay discount offered (%).
- 4Enter credit card apr (%).
- 5Enter payment if you use the card ($/mo).
- 6Enter financial assistance reduction (%).
- 7Read your extra cost of using a credit card on the right — it updates as you type.
- 8Hit Share to keep the scenario or send it to someone.
About this calculator
Hospital balances behave differently from other debt: most large systems offer interest-free payment plans, many will apply a prompt-pay discount for a lump sum, and nonprofit hospitals are generally required to have financial assistance policies that can reduce or erase a bill for qualifying incomes. The worst option is usually the most convenient one — putting the balance on a credit card, which converts an interest-free obligation into a 25% APR one. This calculator compares the three paths on total cost and monthly payment so you can see what the convenience actually costs, and shows the discount threshold at which paying now beats paying over time.
Worked example
Using the values the calculator loads with:
Inputs
- Balance after insurance: 3800 $
- Hospital plan length: 24 months
- Prompt-pay discount offered: 20 %
- Credit card APR: 24.99 %
- Payment if you use the card: 160 $/mo
- Financial assistance reduction: 0 %
Results
- Extra cost of using a credit card: $1,640
- Hospital plan monthly payment: $158
- Hospital plan total (interest free): $3,800
- Lump-sum total after discount: $3,040
- Saved by paying in full now: $760
- Total if paid by credit card: $5,440
What each field means
Inputs
- Balance after insurance ($)
- The balance after insurance used in the calculation, measured in $. Starts at 3800 $ so you have a working example on load. Accepted range: 0–500000 $.
- Hospital plan length (months)
- The hospital plan length used in the calculation, measured in months. Starts at 24 months so you have a working example on load. Accepted range: 1–72 months.
- Prompt-pay discount offered (%)
- The prompt-pay discount offered used in the calculation, measured in %. Starts at 20 % so you have a working example on load. Accepted range: 0–60 %.
- Credit card APR (%)
- The credit card apr used in the calculation, measured in %. Starts at 24.99 % so you have a working example on load. Accepted range: 0–40 %.
- Payment if you use the card ($/mo)
- The payment if you use the card used in the calculation, measured in $/mo. Starts at 160 $/mo so you have a working example on load. Accepted range: 0–20000 $/mo.
- Financial assistance reduction (%)
- The financial assistance reduction used in the calculation, measured in %. Starts at 0 % so you have a working example on load. Accepted range: 0–100 %.
Results
- Extra cost of using a credit card
- Returned as a money amount in US dollars and shown as the headline result. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Hospital plan monthly payment
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Hospital plan total (interest free)
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Lump-sum total after discount
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Saved by paying in full now
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Total if paid by credit card
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
FAQ
Do hospital payment plans charge interest?
In-house plans from nonprofit systems are often interest free. Third-party medical financing cards frequently are not — read which one you are being offered.
How do I ask for financial assistance?
Request the hospital's financial assistance or charity care policy in writing. Nonprofit hospitals generally must have one, and eligibility is usually income based.
Does medical debt appear on my credit report?
Rules have tightened in recent years, with smaller paid and unpaid medical balances treated differently by the bureaus. Reporting practices vary — check your report.
Should I dispute the bill first?
Almost always request an itemized bill before paying. Coding and duplicate-charge errors are common and can change the balance before any plan starts.
Accuracy and limitations
- Results are estimates before tax, fees, and inflation unless an input explicitly covers them.
- Rates are treated as fixed for the whole period — variable-rate products will drift from this projection.
- This is educational maths, not financial advice. Check anything contractual with the lender or your accountant.
Related tools
Cite this calculator
Writing about this topic? Grab a citation — every link helps keep these tools free.
RevenueLab. (2026). Medical Debt Payment Plan Calculator. Retrieved from https://www.revenuelab.fyi/toolbox/medical-debt-payment-plan-calculator
<p>Source: <a href="https://www.revenuelab.fyi/toolbox/medical-debt-payment-plan-calculator" target="_blank" rel="noopener">Medical Debt Payment Plan Calculator — RevenueLab</a> (2026).</p>
Source: [Medical Debt Payment Plan Calculator — RevenueLab](https://www.revenuelab.fyi/toolbox/medical-debt-payment-plan-calculator) (2026).