Mercy

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Mercy is a Catholic, not-for-profit health system that operates hospitals, clinics, and specialty care locations across multiple U.S. states, particularly in the Midwest and South.

Chesterfield, Missouri, USA
mercy.net
Owned by Mercy Health

About Mercy

Mercy is a large Catholic, not-for-profit health system that provides a wide range of medical services, including acute care hospitals, emergency departments, primary and specialty care clinics, surgical centers, and diagnostic and imaging services. The system serves patients across several states, with a major presence in Missouri, Arkansas, Oklahoma, and Kansas, and is organized under Mercy Health, based in the St. Louis area. Many of its facilities share the "Mercy Hospital" name followed by a city or regional identifier, such as Mercy Hospital St. Louis or Mercy Hospital Springfield.

A transaction labeled something like "Ext WD MERCY HOSPITAL S 9185 - TC ACH" most likely relates to a payment made via ACH (Automated Clearing House) for healthcare services received at a Mercy hospital or affiliated Mercy clinic. This could be for inpatient or outpatient care, emergency visits, diagnostic tests, physician services billed under the hospital, or a payment plan arranged with Mercy’s billing department. The "S" and number (e.g., 9185) may be internal or banking identifiers (such as a specific hospital, billing office, or account reference) rather than something a consumer would recognize.

If you have questions about this charge, start by checking any Mercy bills, patient portal entries (e.g., MyMercy or similar), or emailed statements around the date of the transaction. Compare the transaction amount and date with your visit summaries or payment plan agreements. To resolve billing questions, contact Mercy’s patient financial services or the billing office listed on your statement; they can look up charges by your name, date of birth, and account or invoice number. If you cannot locate a bill, you can also reach out to the specific Mercy hospital where you or a family member received care and ask to be transferred to the billing or patient accounts department. If the charge still appears unfamiliar after speaking with Mercy, you should then contact your bank to dispute or investigate the ACH transaction further.

Bank Statement Variations

1 known variations

These are the raw merchant codes that appear on bank and credit card statements that we've identified as belonging to Mercy.

  1. Ext WD MERCY HOSPITAL S 9185 - TC ACH

Frequently Asked Questions

Why do I see an ACH transaction labeled "MERCY HOSPITAL" on my bank statement?

This descriptor usually indicates an electronic (ACH) payment made to a Mercy hospital or clinic for medical services, such as a hospital stay, emergency room visit, imaging, lab work, or a physician bill processed through the hospital’s billing system.

What does the number (e.g., 9185) after "MERCY HOSPITAL" mean on my statement?

The number following "MERCY HOSPITAL" is typically an internal banking or billing identifier that may correspond to a specific facility, department, or merchant account. It is not usually shown on your patient bill, so you’ll need to reference your name and date of service when calling Mercy’s billing office rather than that number.

How can I confirm which Mercy visit this charge is for?

Log into your Mercy patient portal (such as MyMercy, if you use it) or review any printed or emailed statements you’ve received. Match the charge amount and date with a corresponding invoice or visit summary. If you still aren’t sure, call the patient financial services number listed on any Mercy bill and ask them to search by your name, date of birth, and approximate date of service.

Can I set up or change a payment plan for my Mercy hospital bill related to this charge?

Yes. Mercy typically offers payment plan options through its patient financial services department. If the ACH withdrawal is part of a payment plan and you need to adjust the amount or schedule, contact Mercy’s billing or financial counseling team using the phone number on your statement or through the patient portal’s billing section.

How do I stop future ACH withdrawals from Mercy if I no longer want automatic payments?

If you enrolled in automatic ACH payments with Mercy, you’ll need to contact Mercy’s billing office or update your preferences in the patient portal to cancel or modify that authorization. You can also speak with your bank about revoking authorization for future ACH debits, but it’s best to coordinate directly with Mercy first to avoid your account going into collections.

How do I request a refund or correction if I believe I overpaid Mercy?

Reach out to Mercy’s patient financial services and provide details of the ACH payment (date, amount, and last four digits of the bank account). Ask them to review your account balance. If an overpayment is confirmed, Mercy can typically issue a refund or apply the credit to other outstanding balances, according to their refund policy.

Why do I see multiple Mercy-related ACH charges in the same month?

Multiple charges may occur if you or covered family members had several visits, if separate departments (hospital, physician group, labs) processed payments individually, or if you’re on a multi-installment payment plan. Review each charge against your Mercy statements and contact the billing office if any payment cannot be tied to a known visit or invoice.

Who should I contact if I don’t recognize this Mercy charge at all?

First, check with household members who might have received care under your insurance or bank account. If no one recognizes the charge, call Mercy’s billing department to see if they can locate an account under your information. If they cannot, immediately contact your bank to report a potential unauthorized ACH transaction and discuss dispute options.

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