Mark S. Seigel, MD, Janice D. Johnson, MD, PC
Ob and Gyn Physician
Simmonds, Martin & Helmbrecht, Chartered
Ob and Gyn Hospitalist
Adventist HealthCare
Clinical Informatics Specialist and Physician Liaison
Physician Associates
Ob and Gyn Physician
Duke University School of Medicine
Loyola College in Maryland
University of Maryland School of Medicine
