Appointments: (631) 732-5222

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Our Providers

  • Jason Halegoua, PhD, MD, MBA, FAAP

    Dr. Halegoua attended medical school at MCP-Hahnemann University in Philadelphia, graduating in 2001. He completed his pediatric residency at Schneider Children’s Hospital in 2004, and has since been a practicing Pediatrician in Suffolk County. Dr. Halegoua is Board Certified by the American Board of Pediatrics and is a Fellow of the American Academy of Pediatrics. He cares for newborns and inpatients at Stony Brook University Medical Center where he is an Assistant Professor. Dr. Halegoua earned a PhD in Pathology in 2000 from MCP-Hahnemann University for his work on the genetic regulation underlying immune responses to retroviral infections. He graduated with an MBA in Finance from Hofstra University in 2012, in what he swears will be his last foray into graduate school.

  • Jennifer Nastasi, DO, FAAP

    Dr. Nastasi graduated from New York College of Osteopathic Medicine in Old Westbury in 2000 with Honors. She completed her residency in pediatrics at Winthrop Hospital in Mineola in 2003, and has since been a practicing Pediatrician in Suffolk County. Dr. Nastasi is Board Certified by the American Board of Pediatrics and is a Fellow of the American Academy of Pediatrics. She cares for newborns and inpatients at Stony Brook University Medical Center where she is an Assistant Professor.

  • Jay Iype, MD, FAAP

    Dr. Iype graduated from New York Medical College in Valhalla, NY in 2001. He completed his pediatric residency at Schneider Children’s Hospital in 2004, and worked at Stony Brook Medical Center for 2 years in the urgent care as an attending. Since then he has been a practicing pediatrician in Suffolk County. Dr. Iype is Board Certified by the American Board of Pediatrics and is a Fellow of the American Academy of Pediatrics. He cares for newborns and inpatients at Stony Brook University Medical Center where he is an Assistant Professor.

  • Janelle Tychnowitz, PNP

    Janelle is a graduate of SUNY Stony Brook where she earned her Master of Science Degree as a Pediatric Nurse Practitioner in 2015.  She earned her Bachelor of Science Degree in Nursing from SUNY Stony Brook as well in 2003 and has worked as a Registered Nurse caring for inpatient pediatric patients at Stony Brook Medical Center since that time.  Her skill set as a nurse had always caught the attention of the Peds First physicians when she was caring for mutual patients, and upon completing her advanced training in 2015 was a most welcome addition to the Peds First team.

  • JoAnn Spinnato, NP

    JoAnn is a graduate of SUNY Stony Brook where she earned her Master of Science Degree as a Family/Pediatric Nurse Practitioner in 2006 after completing her Bachelor of Science Degree in Nursing in 2003.  JoAnn has worked in Suffolk County practicing general pediatrics since graduation. Having worked alongside JoAnn for many years, the Peds First physicians recognized that her combination of clinical skills and outgoing, charismatic personality were a perfect fit for the practice which she joined in 2016.

  • Laura McDowell, RPA-C

    Laura is a graduate of SUNY Stony Brook’s Physician Assistant Program in 1998, and has been working in general pediatrics since 1999 on Long Island.  During this time, the physicians at Peds First had the opportunity to work alongside her for over five years, during which they developed a deep respect for her clinical skills and calm, warm manner with which she practiced.  Laura joined Peds First Pediatrics in a part-time capacity in 2016.

© Peds First Pediatrics    2799 Route 112, Suite 11, Medford, NY 11763    631-732-5222