Billing, Payment and Financial Assistance

Busy lives demand convenient ways to pay your Mercy bills. Here we offer multiple options to securely pay your Mercy bill either online, by mail or by phone.

Having trouble paying your bill? Financial assistance options to help pay your bill are available for those who apply and qualify.

Mercy Billing Made Simple

Pay Your Bill Online


Pay with MyMercy

Sign in or create your account

Pay With QuickPay

Make a secure online payment

Pay Your Bill By Phone

Call Customer Service at 855-420-7900 for automated bill pay 24/7 and customer support Monday through Friday, 7:30 a.m. - 8 p.m. Central. You may also ask about our Extended Payment Plan Program.

Pay Your Bill By Mail

Mail your check, money order or credit card information with the tear-off payment slip from your billing statement or the account number(s) the payment should be credited to.

Mercy Business Service
655 Maryville Centre Dr.
St. Louis, MO 63141

Please note there is a $25 service fee for all returned checks.


Mercy Financial Assistance

As part of our healing ministry, Mercy is committed to providing quality health care services to all our patients regardless of their financial situation. 

Mercy Eligibility Program

The Mercy Eligibility Program is staffed by a team ready to answer questions about the process of applying for Medicaid and or Health Exchange coverage. If you have concerns about your ability to pay for your care, or questions about financial assistance, please call us toll free at 844-764-6850 or see our additional resources below.

Financial Assistance

Mercy grants hospital and clinic financial assistance to patients for medically necessary care based on need, as determined by the Federal Poverty Guidelines which consider household income and family size. If you apply and are eligible, you'll pay no more than the amount generally billed to insured individuals.

mercy hospital services charity guidelines chart

Click to view larger:  Financial Assistance Guidelines

Additional Financial Options

1.      Mercy Payment Plan

After any appropriate discounts have been applied, arrangements may be made for an interest-free monthly payment plan of 12-18 months, depending on your eligibility.

2.      Extended Payment Plan Loan Program

Mercy has partnered with Commerce Bank to offer an Extended Payment Plan 0% interest loan, no-credit check banking option. To qualify you must meet the following criteria:

  • Minimum of $25,000 household income/year
  • Minimum of $250 balance
  • Can provide the last two years of address(es) where you lived
  • All accounts in good standing (nothing with a collection agency)
  • Loan duration is based on amount:

24 months- $250-$4,999.99

60 months- $5,000-$14,999.99

84 months- $15,000-$50,000

Call Customer Service at 855-420-7900 Monday through Friday, 7:30 a.m. - 8 p.m. Central to get started.

Uninsured Patient Discounts 

We will discount Mercy's regular billed charges for patients who do not have insurance or a third party coverage benefit. This includes patients whose financial situation normally would not otherwise qualify them for financial assistance. The discount for all uninsured patients is 35% for hospital services and 25% for professional services.   

Financial Assistance Applications and Resources

Hospital & Health Services Financial Assistance:


Professional Services Financial Assistance:


NHSC Services Financial Assistance:

  • Policy references which clinic locations are included in the NHSC Policy
  • Compete the National Health Service Aid Application in English or en Espanol


Medical Supply Financial Assistance:


You Have More Options:

Additional resources for medical bill financial assistance can be found through state agencies. Download our guide to state services.


Find answers to frequently asked Billing, Payment, Financial Assistance & Insurance questions

Call Customer Service at 855-420-7900

Available Monday through Friday, 7:30 a.m. - 8 p.m. Central