Karam Mounzer, MD
Jonathan Lax Treatment Center, Medical Leadership
Chief Medical Officer
Laura Bamford, MD, MSCE
Jonathan Lax Treatment Center, Medical Leadership
Physician and Medical Director of Clinica Bienestar
Mario Cruz, MD
Medical Leadership, Pediatric and Adolescent Health Center
Medical Director
Jay Kostman, MD
John Bell Health Center, Medical Leadership
Medical Director
Sarah Smith, PA-C, MHS, AAHIVS
Jonathan Lax Treatment Center, Medical Leadership
Chief Quality Officer
Elaina Tully, MD
Medical Leadership, Y-HEP Youth Health Center
Medical Director
Kayla Camara
John Bell Health Center
Nurse Care Coordinator
Kate Cerrone
John Bell Health Center
Triage Nurse
Mallory Fisher
Jonathan Lax Treatment Center
Nurse Care Coordinator
Julie Fort, BSN, RN
Jonathan Lax Treatment Center
Nurse Manager
Kari Hexem, DMD, MPH
FIGHT Family Dentistry, Medical Leadership
Dental Director
Natasha Hoyte, MPH, MSN, CPNP-PC
Pediatric and Adolescent Health Center, Y-HEP Youth Health Center
Bo Hwa Lee, FNP-BC
John Bell Health Center
Nurse Practitioner
Rebecca Keuch
Y-HEP Youth Health Center
Nurse Practitioner
Jonathan J. Nunez, MD
Jonathan Lax Treatment Center, Y-HEP Youth Health Center
Grace Paik, MSN, CRNP
Jonathan Lax Treatment Center
Nurse Practitioner
Leland Perzanowski, RN
Y-HEP Youth Health Center
Registered Nurse
Lizzy Schmidt, MSN, CRNP
Women’s Health
Director of the Jonathan Lax Center Women’s Program
Tanya Straus, DMD
FIGHT Family Dentistry
Assistant Dental Director
Stacey Trooskin, MD, PhD, MPH
C a Difference / Hepatitis C
Director of Viral Hepatitis Programs
Franklin Yates, MD, MA
John Bell Health Center
Staff Physician of the John Bell Health Center
Dr. Cruz is a board certified pediatrician who joins Philadelphia FIGHT as the Medical Director for our Pediatrics and Adolescent Health Center. He completed his undergraduate training in Biology and Psychology from Union College, his medical school training at Albany Medical College, his residency training at St. Christopher’s Hospital for Children, and his Chief Residency at the Albert Einstein Medical Center