Skip to main content

Our Experts



Barry S. Zingman, MD

Dr. Zingman is the medical director of the AIDS Center at Montefiore Medical Center, the largest multidisciplinary and multispecialty adult HIV/AIDS treatment and prevention program in New York State. He’s also an attending physician at The Jacobs Family Pride Wellness Center in Nyack, NY, and a professor of clinical medicine at Albert Einstein College of Medicine in the Bronx, NY. Dr. Zingman’s career is devoted to the care of people living with HIV and those at risk, including LGBTQ+ populations, people of color and those at risk for sexually transmitted infections. 




Caryn Weiss is an adult care nurse practitioner at the Montefiore Oval Center and Center for Positive Living. She specializes in LGBTQ+ healthcare, HIV prevention and care for people living with HIV. Caryn earned her bachelor’s degree in nursing at City University’s Lehman College in Bronx, NY, and her master’s degree in public administration at New York University. She completed training as an adult nurse practitioner, receiving a master’s degree in nursing at the College of Mount Saint Vincent in the Bronx. Her clinical experiences included rotations at St. Vincent’s Hospital in New York City at the height of the HIV epidemic. Caryn’s clinical interest includes working with the LGBTQ+ community to provide the best possible care with no bias or judgment and to encourage open and honest discussions between patient and provider. 



Raffaele M. Bernardo, DO, FACP, AAHIVS

Dr. Bernardo is an attending physician at both the Oval Center at Montefiore and the Center for Positive Living. He’s also an assistant Professor of Medicine at Albert Einstein College of Medicine in the Bronx, NY. Dr. Bernardo is the clinical lead for the Oval Center’s HIV program, providing comprehensive HIV care aimed particularly at LGBTQ+ young adults. His clinical interests include the diagnosis and treatment of chronic viral hepatitis, sexually transmitted infections and the treatment and prevention of HIV, particularly among the LGBTQ+ community.


Hilda Ortiz

Hilda Ortiz-Morales, NPc, DHA, AAHIVS, AACRN

Hilda Ortiz-Morales has been a nurse practitioner at the Center for Positive Living/Infectious Diseases Clinic at Montefiore Medical Center for more than 20 years, specializing in HIV primary care, Hepatitis C virus (HCV) treatment and gender-affirming care for transgender individuals. She’s the nurse manager of the Montefiore AIDS Center at the Oval Center and the Center for Positive Living. Hilda received her master’s degree in nursing from the College of New Rochelle and her doctorate of healthcare administration from the University of Phoenix. She’s an adjunct professor at City University’s Lehman College in the Bronx, NY. 


Samantha Fleischman

Samantha Fleischman, MSN, FNP-BC

Samantha is a registered family nurse practitioner specializing in women's health. She has extensive experience delivering holistic primary care, sexual health care for adults, and LGBTQ+  and gender-affirming care. Samantha earned her bachelor's and master's degrees from      Columbia University School of Nursing. She is also a certified crisis counselor and licensed massage therapist. As an educator and clinical professional, Samantha is known for a compassionate, informed approach to supporting patient understanding and empowerment of their health. 


Carlos Roman

Carlos Roman

Carlos Roman is the Health Educator and Patient Navigator at the Jacobs Family Pride Wellness Center of Montefiore Nyack Hospital, where he has been since the center’s official launch in November 2021. Through his work at the Pride Wellness Center, Carlos has served the LGBTQ+ community in promoting health and wellness through education, patient support, community engagement, and addressing the various factors that influence health outcomes. Carlos graduated from Harvard University with a Bachelor of Arts in African Studies. A Latinx and a member of the LGBTQ+ community, Carlos, helps establish linkages to community-based organizations to find available resources while addressing social determinants of health to reduce barriers to care that influence health outcomes.


For more information or to make an appointment, contact The Jacobs Family Pride Wellness Center of Montefiore Nyack at 845-348-7284