Providers   Affinia    S. Broadway Location


Affinia Healthcare provides trusted health services through highly qualified and dedicated professionals at our seven locations. These providers, working along side our dedicated staff and volunteers, have received their training and certifications from some of the most highly-regarded programs in the nation.



Judith Gallagher
Nurse Practitioner
Angela Schiefelbein
Nurse Practitioner
Angela Schiefelbein is a Family Nurse Practitioner and cares for all family members of any age (including kids, adults, women’s health and pregnant women). Angela has been working at Affinia Healthcare for 15 years, and speaks Spanish and Portuguese. She loves helping patients wherever they are on their own path of health and wellness.
Dr. Thomas Kuciejczky-Kernan
Family Practice
Dr. Kuciejczyk-Kernan is board-certified in both family and integrative medicine. He applies a “functional” and mind-body medicine approach to help his patients heal the root causes of their chronic illness. Dr. K-Kernan has worked at Affinia for 28 years, and serves as an assistant medical director.
Dr. Mary Keegan
Dr. Keegan earned her undergraduate degree from Northwestern University and her Doctorate of Medicine from University of Missouri School of Medicine. She completed her residency training at Washington University/Barnes Jewish Hospital. She is board certified in Obstetrics and Gynecology.
Dr. Jocelin Reatiraza
Internal Medicine/Pediatrics
Dr. Jocelin Reatiraza graduated from Tulane University School of Medicine and specializes in internal and pediatric medicine.
Dr. Christopher Prater
Internal Medicine/Pediatrics
Christopher Prater, MD is a primary care physician with an interest in immigrant and refugee health. He graduated from Michigan State University College of Human Medicine, and completed a combined residency in internal medicine and pediatrics at Christiana Care Health System in Delaware. He worked in a community health center in Baltimore for three years prior to moving to St. Louis, where he is originally from, in 2017.
Dr. Paulina Cruz-Bravo
Internal Medicine
Dr. Cruz-Bravo earned her medical degree from Monterrey University in New Mexico and completed her residency at the University of Illinois - Chicago/Advocate Christ Medical Center. Dr. Cruz-Bravo specializes in endocrinology.
Sarah Smith
Nurse Practitioner
Sarah Smith earned her Doctor of Nursing Practice (DNP) from the Chamberlain College of Nursing.