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Office
11525 Olde Cabin Rd
Ste 101
Creve Coeur, MO 63141Phone+1 314-997-0554Fax+1 314-997-5086- Is this information wrong?
Education & Training
- Washington University/B-JH/SLCH ConsortiumFellowship, Gastroenterology, 1985 - 1987
- Rochester General HospitalResidency, Internal Medicine, 1981 - 1985
- University of Rochester School of Medicine and DentistryClass of 1981
Certifications & Licensure
- MO State Medical License 1986 - 2025
- IL State Medical License 1996 - 1999
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification NextGen Ambulatory EHR, NextGen Healthcare, 2013
- Fellow (FACG) American College of Gastroenterology
- Top MD Consumers Checkbook
Clinical Trials
- Evaluate the Safety and Diagnostic Advantages of Tilt Down Verses Standard Horizontal Colonoscopy Positioning Start of enrollment: 2012 May 01
- SER-109 Versus Placebo to Prevent Recurrent Clostridium Difficile Infection (RCDI) Start of enrollment: 2015 May 01
- Stool Sample Collection Protocol for Development of Screening Test for Colorectal Cancer and Other Digestive Tract Cancers Start of enrollment: 2014 Oct 01
Publications & Presentations
PubMed
- 54 citationsDiagnosis of mast cell activation syndrome: a global "consensus-2".Lawrence B. Afrin, Mary B. Ackerley, Linda S. Bluestein, Joseph H. Brewer, Jill B Brook
Diagnosis. 2021-05-01 - 31 citationsMast Cell Activation Syndrome: A Primer for the GastroenterologistLeonard B. Weinstock, Laura A. Pace, Ali Rezaie, Lawrence B. Afrin, Gerhard J. Molderings
Digestive Diseases and Sciences. 2021-04-01 - 180 citationsCovid-19 hyperinflammation and post-Covid-19 illness may be rooted in mast cell activation syndrome.Lawrence B. Afrin, Leonard B. Weinstock, Gerhard J. Molderings
International Journal of Infectious Diseases. 2020-11-01
Journal Articles
- The Significance of Mast Cell Activation in the Era of Precision MedicineAli Rezaie, Leonard B Weinstock, Nature
Press Mentions
- St. Louis Doctor Studying Possible Treatment for Long COVID-19 SymptomsJanuary 29th, 2022
- Long-Haul COVID Comes into Focus Thanks to St. Louis Doctor’s ResearchJanuary 27th, 2022
- 'Tomorrow Can Be Better': New Research Gives Hope to COVID-19 Long HaulersJanuary 27th, 2022
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Professional Memberships
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- Fellow
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