Physician Assistants (L-Z)

Hospitalist Physician Assistants (L-Z)

  • Maria Leon, PA-C

    • Physician Assistant
  • Tiffany Liu, PA-C

    • Physician Assistant
  • Karoline Macias, PA-C

    • Physician Assistant
  • William Marshall, PA-C

    • Physician Assistant
  • Madeline Matotek, PA-C

    • Physician Assistant
  • Deanna Matthew, PA-C

    • Physician Assistant
  • Christopher McGee, PA-C

    • Physician Assistant
  • Guadalupe Mendoza, PA-C

    • Physician Assistant
    Headshot of Guadalupe Mendoza, PA-C
  • Carline Michaud, PA-C

    • Physician Assistant
  • Courtney Mitchell, PA-C

    • Physician Assistant
  • Nicole Monnecka, PA-C

    • Physician Assistant
  • Patrick Monroe, PA-C

    • Physician Assistant

    Patrick Monroe attended the University of Georgia obtaining a Bachelor's of Science in Human Development and Family Science in 2019. He then obtained his Masters of Physician Assistant Studies from Mercer University in 2023. Patrick joined the PA Medicine Service at NYP/Columbia August 2023.

  • Danielle Murphy, PA-C

    • Per-Diem Physician Assistant
  • Lesley-Ann Murray, MBA, PA-C

    • Physician Assistant
  • Stephanie Nappi, MS, PA-C

    • Per-Diem Physician Assistant
  • Jillian Nash, PA-C

    • Physician Assistant
  • Daniel Parchen, PA-C

    • Per-Diem Physician Assistant
  • Kavita Patel, PA-C

    • Physician Assistant

    Kavita Patel attended Drexel University where she received her Bachelor of Science in Health Sciences with a minor in Biology. After graduation she worked as an EMT in New Jersey. She then attended Rutgers University’s Physician Assistant program where she graduated with a Master of Science in 2018. Kavita joined the Columbia/NYP Nocturnalist service in November 2018.

  • Kathleen Queenan, PA-C

    • Physician Assistant
  • Diana Ramirez, PA-C

    • Physician Assistant
  • Joy Riantawan, MSHS, PA-C

    • Physician Assistant

    Originally from Bangkok, Thailand, Joy attended Biola University for her undergraduate studies where she received a Bachelor of Science degree in Human Biology. After graduation, she worked as a medical scribe and a phlebotomist in California. She then attended Weill Cornell Graduate School where she received a Master of Science in Health Sciences for Physician Assistants in 2017. Joy joined the Hopsitalist service in October 2017.

    Headshot of Joy Riantawan, PA-C
  • Emily Russo, PA-C

    • Physician Assistant

    Emily was born and raised in south Jersey, went to college in Boston, then lived in LA for over two years, but now resides in the best borough, Brooklyn. In her free time, she likes to hike, shoot film photography, and watch scary movies. She always knew she wanted to work in medicine, and now feels very lucky to be a part of this amazing hospitalist team. 

  • Caitlin Sacher, PA-C

    • Physician Assistant
  • Evan Schumann, PA-C

    • Physician Assistant

    Evan has been a hospitalist medicine PA for 9 years, joining the NY Presbyterian team in 2022.  He graduated with a BA in Neuroscience from Pomona College and a Master's of Physician Assistant Studies from Pace University/Lenox Hill Hospital. 

  • Melissa Singh, PA-C

    • Physician Assistant

    Melissa Singh attended Stony Brook University where graduated with her Bachelor of Arts in Anthropology in 2009. She attended New York Institute of Technology and received her Master’s of Medical Science in Physician Assistant Studies in 2013. Melissa worked as a Physician Assistant in Family Medicine from 2013-2016 and then joined the Hospitalist PA service in October of 2016.  

  • Olivia Stahl, PA-C

    • Physician Assistant

    Olivia grew up in Buffalo, NY where she attended University at Buffalo graduating with her Bachelors in Biomedical Sciences in 2015. After working as a home health aide in the Buffalo area she moved to Syracuse, NY to attend PA school at Le Moyne College graduating with a Masters in Physician Assistant Studies in 2019. She worked as a Hospitalist PA at Upstate Community Hospital in Syracuse for 2 years before joining the Nocturnist team at CUIMC in July 2021.

  • Bridget Sullivan, PA-C

    • Physician Assistant
  • Christine Sunny, PA-C

    • Physician Assistant
  • Erika Weber, PA-C

    • Physician Assistant

    Erika Ikizake attended Vanderbilt University, where she received her Bachelor of Arts in Biological Sciences with a minor in Piano in 2018. She then attended the New York Institute of Technology, where she received her Master of Science in Physician Assistant Studies in 2022. She joined the Hospitalist service in October 2022.

  • Melody Woo, PA-C

    • Physician Assistant
  • Gladys Yensi, PA-C

    • Physician Assistant

    Gladys Yensi is a Brooklyn native. She graduated from CUNY-The City College of New York in 2010 with a Bachelor of Science degree in Psychology. Later, she attended the Physican Assistant program at SUNY-Downstate Medical Center and earned a Bachelor of Science degree in Physician Assistant studies in 2015. Gladys then began her PA career by joining the Hospitalist department in 2016.

  • Catherine Yeo, PA-C

    • Physician Assistant
  • Leslie Zalesny, PA-C

    • Per-Diem Physician Assistant