Trends · data through September 2026

Pharmacies in St. Louis, MO-IL

Iceflower tracks 340 stores from 63 pharmacy chains in St. Louis, MO-IL. Medicine Shoppe grew fastest over the last year, ahead of Mercy Pharmacy and CVS Pharmacy.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked chains
63
Tracked stores
340
Consumer panel
130M+

Growth ranking

Fastest-growing tracked pharmacy chains

Ranked by year-over-year growth of share of tracked local spend. Arrows show movement in the rankings since last year. Each dot in the chart is one tracked chain: bigger market position to the right, faster growth higher up, more tracked stores in a bigger dot. Colors match the store map below. Medicine Shoppe and Mercy Pharmacy sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 M Medicine Shoppe logo Medicine Shoppe - +19.7%
2 M Mercy Pharmacy - +19.5%
3 C CVS Pharmacy logo CVS Pharmacy - +11.1%
4 W Walgreens logo Walgreens - -3.3%
5 G Genoa Healthcare logo Genoa Healthcare - -11.8%
  • Walgreens
  • CVS Pharmacy
  • Mercy Pharmacy
  • Genesis Pharmacy Services
  • Ladue Pharmacy
  • Medicine Shoppe
  • Globe Drug
  • Other tracked chains

Store footprint

Store map

340 tracked store locations in St. Louis, MO-IL. The 7 largest tracked chains are highlighted.

  • Walgreens (128)
  • CVS Pharmacy (126)
  • Mercy Pharmacy (7)
  • Genesis Pharmacy Services (1)
  • Ladue Pharmacy (1)
  • Medicine Shoppe (8)
  • Globe Drug (1)
  • Other tracked chains

Top tracked chains by store count

  • 1 W Walgreens logo Walgreens 128
  • 2 C CVS Pharmacy logo CVS Pharmacy 126
  • 3 M Medicine Shoppe logo Medicine Shoppe 8
  • 4 M Mercy Pharmacy 7
  • 5 G Genoa Healthcare logo Genoa Healthcare 7
  • 6 S Sullivan Drugs 3
  • 7 L Legacy Drugstore 2
  • 8 S Schroeder Drugs 2
  • 9 T The Medicine Shoppe Pharmacy logo The Medicine Shoppe Pharmacy 2
  • 10 P Pharmax Pharmacy 2
  • 11 G Genesis Pharmacy Services 1
  • 12 M Medley Pharmacy - Gerald 1
  • 13 M Millstadt Pharmacy 1
  • 14 G Gateway Apothecary 1
  • 15 M Mercy Pharmacy Olive-Mason 1
  • 16 E Express Scripts logo Express Scripts 1
  • 17 C Cedar Hill Health Mart Pharmacy 1
  • 18 S Smithton Pharmacy 1
  • 19 B Byrd Watson Drug Health Mart Pharmacy 1
  • 20 B Beverly Hills Pharmacy 1
  • 21 F Family Care Pharmacy 1
  • 22 W Winkelmann Sons Drugs 1
  • 23 G GreaterHealth Pharmacy & Wellness 1
  • 24 S SSM Health Pharmacy 1
  • 25 W Winfield Pharmacy 1
  • 26 S Sullivan's Drug Store 1
  • 27 C Comprehensive Care Pharmacy 1
  • 28 P Pharmacy Plus 1
  • 29 M Maryville Pharmacy 1
  • 30 M Mercy Pharmacy - Dierbergs Brentwood Pointe 1
  • 31 M Mercy Pharmacy - South 1
  • 32 B Bwell Pharmacy 1
  • 33 H Hillsboro Health Mart Pharmacy 1
  • 34 P Prescriptions Plus LTD 1
  • 35 K Keller Apothecary 1
  • 36 P Prescriptions Plus 1
  • 37 L Ladue Pharmacy 1
  • 38 G Globe Drug 1
  • 39 L Lindenwood Drug 1
  • 40 G Goldsmith Pharmacy 1
  • 41 H Heartland Discount Pharmacy 1
  • 42 M Millbrook Pharmacy 1
  • 43 J Juniper Pharmacy 1
  • 44 M MediEquip 1
  • 45 E Excel Pharmacy 1
  • 46 W Westland Health Mart Pharmacy 1
  • 47 P Powers Compounding Pharmacy 1
  • 48 D Dauber Pharmacy 1
  • 49 C CenKare Pharmacy 1
  • 50 N Neels Pharmacy 1

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