Mercy Pharmacy - Dierbergs Wentzville

Pharmacy
1820 Wentzville Parkway
Wentzville, MO 63385


Phone: (636) 887-3317
Fax: (636) 530-3006
Hours: {{ hoursMessaging }}
  • {{ hours.nameOfDay }}
    {{ hours.readableHours }}

We've Converted to a New Electronic Record System

This update allows you to request prescription refills and track medications on MyMercy. Please allow a little extra time the first time you pick up a prescription after May 14 so we can verify your information in our new system.

Why Choose Mercy Pharmacy?

Like your doctor, your pharmacist plays an important role in helping you maintain your well-being. When you choose Mercy Pharmacy at Dierbergs Wentzville, located on Wentzville Parkway less than one mile north of I-70, you’ll have a pharmacist who can assist you, not only with routine prescriptions but with hard-to-find and hard-to-fill ones as well.

Mercy Pharmacy Services in Wentzville

  • Flu shots
  • Immunizations
  • Injectable medications
  • Same-day service
  • Drive-thru drop-off & pick-up
  • Liquid flavoring
  • 24/7 online refills

MyMercy

Manage Prescriptions Online 24/7

Use your MyMercy account to quickly refill or renew. Log in now.