David Kreiner, MD

Dr. Kreiner is a board-certified reproductive endocrinologist and co-founder of RMA Long Island IVF, a participating provider in the WINFertility Network.

Education and Certifications

Dr. Kreiner earned his medical degree at the State University of New York Downstate Medical Center College of Medicine.  He completed his residency in obstetrics and gynecology at University Hospital SUNY Stony Brook and a fellowship in reproductive endocrinology and infertility at the Jones Institute in Norfolk, VA, where he also spent a year as an assistant professor.  Dr. Kreiner is board-certified in reproductive endocrinology and infertility and also in obstetrics and gynecology.

Hospital Affiliations

Dr. Kreiner is affiliated with several hospitals, including Jacobi Medical Center, Northwell Health Long Island Jewish Medical Center, Montefiore Medical Center, John T. Mather Memorial Hospital, and Saint Johns Riverside Hospital.


Dr. Kreiner is a co-founder of RMA Long Island IVF with Daniel Kenisgsberg, MD.  He has won two national awards for infertility research, was a finalist for the top research award from the American Society for Reproductive Medicine for his work on endometriosis, and was granted the Teddy Roosevelt Award at JT Mather Memorial Hospital and the Family Building Award from the American Fertility Association for his efforts with maximizing success while minimizing risk with IVF. Dr. Kreiner is the author of “Journey to the Crib.”  He is also certified in medical acupuncture, which he earned after studying traditional Chinese medicine for two years.

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