Mercy Pharmacy - Dierbergs 79 Crossing

Pharmacy
217 Salt Lick Road
St. Peters, MO 63376


Phone: (636) 970-3510
Fax: (636) 530-3007
Hours:
Monday-Friday: 8 a.m.- 8 p.m.; Saturday: 8 a.m. - 6 p.m.; Sunday 10 a.m. - 4 p.m.
Mercy is now in Dierbergs

Your favorite Dierbergs Pharmacy team has joined Mercy. You can expect the same exceptional quality and service with a seamless transition from Dierbergs to Mercy. All provider prescriptions are welcome.

Find answers to pharmacy FAQs.

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 - Dierbergs 79 Crossing in St. Charles, located two miles west of Mid Rivers Mall, 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.

St. Peters Pharmacy Services

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