Clinical Faculty

Memorial Hospital’s pharmacy residency provides a well-rounded experience and opportunities to learn from a variety of highly-qualified clinical faculty.

Director of Pharmacy

Ryan Birk, PharmD, MS, BCPS 
Director of Pharmacy 
Adjunct Clinical Assistant Professor, SIUE School of Pharmacy 
PharmD, Southern Illinois University Edwardsville School of Pharmacy 
PGY1 Residency, The University of Kansas Medical Center (KUMC)  
PGY2 Health System Pharmacy Administration and Leadership Residency, The University of  Kansas Medical Center (KUMC) 
[email protected] 

PGY1 Residency Program Director

Kacie Ballantini Monson, PharmD, BCPS 
Program Director, PGY1 Residency 
Adjunct Clinical Assistant Professor, SIUE School of Pharmacy 
Clinical Specialist, Internal Medicine/Cardiology 
PharmD, St. Louis College of Pharmacy 
PGY1 Residency, VA St. Louis Health Care System – John Cochran Division 
PGY2 Internal Medicine Residency, VA St. Louis Health Care System – John Cochran Division 
[email protected] 

PGY1 Residency Coordinator

Sarah Burmeister, PharmD, BCPS
Coordinator, PGY1 Residency 
Lead Clinical Pharmacist
PharmD, Southern Illinois University Edwardsville School of Pharmacy
PGY1 Residency, Memorial Medical Center – Springfield, IL
[email protected]



Michael Geisler, PharmD, BCPS 
Coordinator, PGY1 Residency 
Antimicrobial Stewardship Program Coordinator 
Protestant Memorial Medical Center, Inc. 
BJC Healthcare Anti-Infective Panel, Co-Chair  
PharmD, Southern Illinois University Edwardsville School of Pharmacy 
PGY1 Residency, Richard L. Roudebush VA Medical Center – Indianapolis, IN 


Residency Program Clinical Preceptors 

Shelby Dorrell, PharmD, BCPS 
Clinical Pharmacist 
PharmD, St. Louis College of Pharmacy 
PGY1 Residency, St. Louis College of Pharmacy/Mercy Hospital St. Louis 
[email protected] 

 

 

Lauren Eversgerd, PharmD, BCACP 
Clinical Pharmacist, Transitional Care Clinic 
PharmD, St. Louis College of Pharmacy 
[email protected] 

 



 

Marianne Hall, PharmD, BCPS 
Pharmacy Supervisor 
PharmD, Southern Illinois University Edwardsville School of Pharmacy 
PGY1 Residency, Christian Hospital – St. Louis, MO 
[email protected]  

 

 

Mallory Krutke, PharmD, BCPS
Clinical Pharmacist 
PharmD, Southern Illinois University Edwardsville School of Pharmacy
PGY1 Residency, Florida Hospital Heartland Medical Center
[email protected]

 

 

Ryan Massey, PharmD
Pharmacy Supervisor
PharmD, Southern Illinois University Edwardsville School of Pharmacy
[email protected]
 

 

 

Brian Mann, PharmD
Pharmacy Manager
PharmD, St. Louis College of Pharmacy
[email protected]
 

 

 

 

John Miller, PharmD
IS Pharmacist, Lead
PharmD, Saint Louis College of Pharmacy
[email protected]





 

Leah Ogle, PharmD, MS, BCPS 
Clinical Specialist, Emergency Medicine 
PharmD, University of Tennessee of Health and Science Center 
PGY1 Residency, VA Tennessee Valley Healthcare System – Nashville, TN 
PGY2 Internal Medicine Residency, Kingsbrook Jewish Medical Center – Brooklyn, NY 
Fellowship Health Outcomes Research – Cincinnati, OH 
[email protected] 

Amanda Santini, PharmD, BCPS 
Pharmacy Supervisor 
PharmD, Southern Illinois University Edwardsville School of Pharmacy 
[email protected]  




 

Michael D. Schmidt, PharmD, BCCCP 
Clinical Specialist, Critical Care 
PharmD, Southern Illinois University Edwardsville School of Pharmacy 
PGY1 Residency, Saint Louis University Hospital 
[email protected]



 

 

Bailey Vardsveen, PharmD, MHA, BCPS
Clinical Pharmacist Lead 
PharmD, St. Louis College of Pharmacy
[email protected] 


 

 

 

John Vardsveen, PharmD, BCNP, BCEMP
Clinical Pharmacist, Lead
PharmD, St. Louis College of Pharmacy
[email protected]


 

 


2024-25 Resident Profiles

Kaitlyn Tammen, PharmD
Kaitlyn is originally from Lexington, IL and graduated from Southern Illinois University Edwardsville with a Doctorate in Pharmacy. Her current professional interests include emergency medicine, infectious disease, and internal medicine. After her PGY-1 residency, her goal is to become a clinical pharmacist within the community and pursue her passion of being a collaborative member of the healthcare team to impact patient care by optimizing therapy. Kaitlyn looks forward to furthering her pharmaceutical knowledge and experience through Memorial Hospital.