Pharmacies in Lake St Louis, MO
4 pharmacies. Community/retail pharmacy: 3 · Pharmacy: 1. 200 more within 25 miles.
- LSL-RX, Inc(314) 440‑7565Community/retail pharmacy · 149 Pond Fort Trl
- Missouri CVS Pharmacy, L.L.C.(636) 561‑3963Community/retail pharmacy · 101 Civic Center Dr
- Wal-Mart Stores East LP(636) 625‑2137Community/retail pharmacy · 6100 Ronald Reagan Dr
- Walgreen Co.(636) 625‑0691Pharmacy · 3497 Technology Dr
Nearby: Pharmacies within 25 miles
- Mercy Pharmacy Services LLC0.0 mi · Lake Saint Louis, MO
- Lake Forest Pharmacy3.7 mi · Wentzville, MO
- Mercy Pharmacy Services LLC3.7 mi · Wentzville, MO
- Missouri CVS Pharmacy, L.L.C.3.7 mi · Wentzville, MO
- Sams East Inc3.7 mi · Wentzville, MO
- SSM Health Care St Louis3.7 mi · Wentzville, MO
- Wal-Mart Stores East LP3.7 mi · Wentzville, MO
- Walgreen Co3.7 mi · Wentzville, MO
Nearest emergency rooms
- SSM St Joseph Hospital West2.2 mi · Lake Saint Louis, MO
- Progress West Hospital6.7 mi · Ofallon, MO
- Barnes-Jewish St Peters Hospital12 mi · Saint Peters, MO
Common questions
How many pharmacies are in Lake St Louis, Missouri?
Our directory lists 4 pharmacies in Lake St Louis: LSL-RX, Inc, Missouri CVS Pharmacy, L.L.C., Wal-Mart Stores East LP and Walgreen Co.
Where is the nearest emergency room to Lake St Louis?
Hospitals that list emergency services in Medicare data, near Lake St Louis: SSM St Joseph Hospital West, Lake Saint Louis (2.2 mi), Progress West Hospital, Ofallon (6.7 mi) and Barnes-Jewish St Peters Hospital, Saint Peters (12 mi). In a medical emergency, call 911.
Pharmacies fill prescriptions, and many also give vaccines and answer questions about your medicines. This list comes from the federal NPI Registry, where every pharmacy that bills health insurance must be registered.
Sources: NPI Registry monthly file, NPPES (updated 2026-11-01, retrieved 2026-11-07). Methodology