David Schuval, M.D.
Board Certified

Ralph Silverman, M.D.
Board Certified










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Questions about your bill? Email us at billing@crsstl.com
Questions about your upcoming procedure? Email us at chris@crsstl.com

If you would like to schedule a colonoscopy, please email brittany@crsstl.com and provide your contact information, your Primary insurance carrier, who referred you to our practice and specify which physician you would like to perform the procedure: Dr. Schuval, Dr. Silverman or no preference. Someone will contact you within 2 business days regarding your appointment.


From the North:
Take Highway 40 to
Highway 270 South.
Make Right onto Tesson Ferry Rd.
Go 1 light and make Right
onto West Bend Drive.
From the South:
Take Highway 55 to
Highway 270 North.
Make Left onto Tesson Ferry Rd.
Go 2 lights and make Right
onto West Bend Drive.




(314) 849-1811