Clinicians
Alexander N. Greiner, MD, CPI
Director and Principal Investigator
Board Certified Allergy and Immunology
ACRP Certified Principal Investigator (CPI)
Michael J. Welch, MD, CPI
Sub-investigator
Board Certified Allergy and Immunology
Board Certified Pediatrics
Kristen M. Walters, MD
Sub-investigator
Board Certified Allergy and Immunology
Board Certified Internal Medicine
Susan S. Laubach, MD
Sub-investigator
Board Certified Allergy and Immunology
Board Certified Pediatrics
Sharon B. Levy, MSN, CPNP, FNP-C
Sub-investigator
Certified Pediatric and Family Nurse Practitioner
Research Staff
Susan K.Smith, BSRT, RCP, CCRC
Research Manager
Trudy Brass, BS
Business Manager
Teresa S. Lloyd, BS
Auxiliary Clinical Research Coordinator, Regulatory
Mary C. Vales, MA, CCRC
Senior Clinical Research Coordinator
Lori S. Nash, MA
Senior Clinical Research Coordinator
Silvia B. Cedillo, MA
Clinical Research Coordinator
Ann P. Madarang, RN
Clinical Research Coordinator
