MarkLeondiresMD
Obstetrics & Gynecology • Norwalk, CTReproductive Endocrinology & Infertility
Medical Director of Reproductive Medicine Associates of Connecticut
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Office
761 Main Avenue
Suite 200
Norwalk, CT 06851Phone+1 203-750-7400
Summary
- Dr. Mark Leondires is an obstetrician/gynecologist in Norwalk, CT and is affiliated with multiple hospitals in the area, including Danbury Hospital, Norwalk Hospital, Stamford Hospital, and Greenwich Hospital. He received his medical degree from The Robert Larner, M.D. College of Medicine at The University of Vermont and has been in practice 26 years. He specializes in reproductive endocrinology & infertility and is experienced in reproductive and sexual endocrinology and general obstetrics and gynecology.
Education & Training
Maine Medical CenterResidency, Obstetrics and Gynecology, 1991 - 1995
University of Vermont College of MedicineClass of 1991
Certifications & Licensure
NY State Medical License 2003 - 2026
CT State Medical License 2002 - 2024
DC State Medical License 1998 - 2002
MD State Medical License 2001 - 2002
PA State Medical License 1995 - 1998
ME State Medical License Active through 1995- American Board of Obstetrics and Gynecology Obstetrics & Gynecology
- American Board of Obstetrics and Gynecology Reproductive Endocrinology/Infertility
Awards, Honors, & Recognition
- Top Doctors: New York Metro Area Castle Connolly, 2014-2019
- Fellow (FACOG) American Congress of Obstetricians and Gynecologists
Clinical Trials
- Clinical Study of PGT-A Versus PGT-A+ERA Start of enrollment: 2018 May 28
Publications & Presentations
PubMed
- 96 citationsEndometrial microbiota composition is associated with reproductive outcome in infertile patients.Inmaculada Moreno, Iolanda Garcia-Grau, David Perez-Villaroya, Marta Gonzalez-Monfort, Mustafa Bahçeci
Microbiome. 2022-01-04 - 3 citationsPathways to fatherhood: clinical experiences with assisted reproductive technology in single and coupled intended fathers.Brent Monseur, Joseph A Lee, Melody Qiu, Angely Liang, Alan B Copperman
F&S Reports. 2022-12-01 - 51 citationsMicrodose follicular phase gonadotropin-releasing hormone agonists (GnRH-a) compared with luteal phase GnRH-a for ovarian stimulation at in vitro fertilizationM.P. Leondires, Mariabelle Escalpes, James H. Segars, Richard T. Scott, Bradley T Miller
Fertility and Sterility. 1999-12-01
Press Mentions
Connecticut Fertility Clinic Short on Egg Donors of ColorAugust 13th, 2024- Local Doctor Helps Gay Couples Become ParentsJune 18th, 2021
- Largest Research Study on Decision Making of Single or Coupled Intended Fathers Selected for Presentation at 2021 ACOG Annual Clinical and Scientific Meeting and 69th Annual Pacific Coast Reproductive Society MeetingMay 26th, 2021
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Grant Support
- Nest Egg GrantNest Egg Foundation2015–2019
Professional Memberships
- Fellow
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