Summary

Dr. Leonard Weinstock is a gastroenterologist with expertise in internal medicine who has dedicated 45 years to caring for patients with digestive health conditions. He earned his medical degree from the University of Rochester School of Medicine & Dentistry and completed his residency training at Rochester General Hospital. Dr. Weinstock speaks English and brings decades of clinical experience to his practice.

Dr. Weinstock is affiliated with Missouri Baptist Medical Center, Barnes Jewish West County Hospital, and Barnes Jewish Saint Peters Hospital, with practice locations throughout the Saint Louis area. He specializes in treating colon polyps, diverticular disease, and diverticulosis. His expertise includes performing colonoscopy procedures and lower GI endoscopy to diagnose and treat digestive conditions. Patients have rated Dr. Weinstock 4.5 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 45 years of experience
  • speaks English
  • Rochester General Hospital
  • 99 written reviews
  • 2 specialties
  • 16 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Leonard Biener Weinstock has 3 locations

Specialists In Gastroenterology

11525 Olde Cabin RdSaint Louis, MO 63141
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Advanced Endoscopy Center

11525 OLDE CABIN RD STE 101CREVE COEUR, MO 63141
Mon6:00 am - 4:30 pm
Tue6:00 am - 4:30 pm
Wed6:00 am - 4:30 pm
Thu6:00 am - 4:30 pm
Fri6:00 am - 4:30 pm
SatClosed
SunClosed

Specialist In Gastroenterology

3844 S Lindbergh Blvd Ste 125Saint Louis, MO 63127
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Leonard Biener Weinstock, MDShauna Sanderson, APRNRebecca Humphries, APRNAshley Anderson, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
45 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Saint Louis , MOTallahassee , FLSACRAMENTO , CASACRAMENTO , CA
Med School: University Of Rochester School Of Medicine & Dentistry Med School: Creighton University College of Nursing Med School: Emory University Med School: East Tennessee State University - Quillen College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Leonard Biener Weinstock

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Leonard Biener Weinstock has the following 2 specialties

Specialty Expertise

Dr. Leonard Biener Weinstock has the following 16 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colon Cancer
  • Colonic Diseases
  • Colonoscopy
  • Constipation
  • Crohn's Disease
  • Gastrointestinal Endoscopy
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Intestinal Polyps
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

45 Years Experience

Dr. Leonard Biener Weinstock holds an expired medical license in the state of Missouri.

Medical License

Medical Doctor with an expired medical license in the state of Missouri that expired in 2026.

Education & Training

Residency

Completed their residency at Rochester General Hospital.

Medical School

Graduated from University Of Rochester School Of Medicine & Dentistry in 1981.

NPI Number

Dr. Weinstock's NPI number is 1467566703.

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Frequently Asked Questions

Is Dr. Leonard Weinstock accepting new patients?
Dr. Leonard Weinstock is accepting new patients on Vitals. View Dr. Leonard Weinstock's profile on Vitals to make an appointment.
What languages does Dr. Leonard Weinstock speak?
Dr. Leonard Weinstock speaks English.
Does Dr. Leonard Weinstock accept virtual/telehealth appointments?
Dr. Leonard Weinstock has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Leonard Weinstock?
You can find contact information for Dr. Leonard Weinstock here on Vitals.
Does Dr. Leonard Weinstock accept my insurance?
You can see the insurance plans that Dr. Leonard Weinstock accepts on their Vitals profile.

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