Providers   Affinia    N. Florissant Location


Affinia Healthcare provides trusted health services through highly qualified and dedicated professionals at our six 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.


Dr. Carla Duban
Dr. Duban received a BA from Loyola University of Chicago and graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science. She completed a residency at Brooke Army Medical Center in San Antonio, TX.
Dr. Jessica Despotovic
Dr. Despotovic earned a BS from Wayne State University in Detroit,, MI. She also received a MD from Wayne State University School of Medicine. Dr. Despotovic completed her residency at Washington University/BJC. She is a Board Certified OB-GYN.
Nealya Bell
Women's Health Nurse Practitioner
Nealya Bell earned her nursing degree from Saint Louis University and a masters degree in nursing from the University of Missouri - St. Louis. Ms. Bell is a Board Certified Women's Health Nurse Practitioner. She is also certified through the National Certification Corporation.
Kathleen Guerrein
Nurse Practitioner
Kathleen Guerrein, RN, MSN, ARNP, received her undergraduate degree from Maryville University and her masters from Saint Louis University. She is Board Certified in Pediatrics.
Josh Branham
Physician Assistant
Joshua Branham is a certified Physician Assistant. Josh obtained his Masters of Medical Science from Nova Southeastern University in Florida for Physician Assistant Studies and his Bachelors of Science in Biotechnology from the University of Kentucky.