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Dr. Avner Hershlag, MD

Concierge OBGYN physician, Commack, NY

Stony Brook Medicine Reproductive Medicine Commack
5.0 (10 reviews)

Dr. Hershlag is a professor of obstetrics, gynecology and reproductive medicine at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell.

500 Commack Rd, Unit 202, Commack, NY 11725, USA, Commack, NY 11725

Facts on this page last checked October 2026. How we check doctors

About Dr. Hershlag

Dr. Hershlag is a professor of obstetrics, gynecology and reproductive medicine at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, and a visiting professor at the Renaissance School of Medicine at Stony Brook University. His current work focuses on reproductive endocrinology and infertility. He graduated from the Hadassah Medical School in Jerusalem and completed three years of a general surgery residency at Hadassah.

He moved to the United States in 1984, completed his obstetrics and gynecology residency at the George Washington University Medical Center, and finished a fellowship at Yale School of Medicine. From 2011 to 2018 he served as chief of Northwell Health Fertility, and he established the fellowship program there. He is interested in access to fertility care and the ethics of reproductive technologies.

Membership and fees

Fees are not published. Ask the practice.

Education and credentials

Degree
MD
Medical school
Hadassah Medical School, Jerusalem
Residency
Obstetrics and gynecology, George Washington University Medical Center
Fellowship
Reproductive endocrinology, Yale School of Medicine
Board certification
Obstetrics and gynecology and reproductive endocrinology
Professional memberships
American College of Obstetricians and Gynecologists (Fellow)
NPI
1518027663

Hospital and practice affiliations

Visiting Professor, Renaissance School of Medicine at Stony Brook University
Chief of Northwell Health Fertility from 2011 to 2018

Location

500 Commack Rd, Unit 202, Commack, NY 11725, USA, Commack, NY 11725
Stony Brook Medicine Reproductive Medicine Commack practice page
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Recognition and research

Awards

American Society for Reproductive Medicine (ASRM) 2019 Star Award
Castle Connolly Top Doctor over several years

Publications

Author of over 75 peer-reviewed papers, over 30 book chapters, and a novel entitled "Misconception"

Teaching and research roles

Research has focused on the impact of genetics on infertility, and on fertility preservation and cancer prevention through genetic screening and preimplantation genetic testing
Chaired a course in preimplantation genetic testing at the CoGen meeting in Paris, France (virtual in 2020)

Patient reviews

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Write a review
Rated 5 out of 5

Amazing!

"Enlightened me about my condition."

FMDD UserDec 2024
Rated 5 out of 5

Great!

"Very professional care and consult."

FMDD UserNov 2024
Rated 5 out of 5

Awesome!

"Guided me in choosing the best treatment option."

FMDD UserNov 2024

Questions patients ask

Is Dr. Hershlag board certified?

Dr. Hershlag is dual board certified in obstetrics and gynecology and reproductive endocrinology.

Where did Dr. Hershlag train?

He graduated from the Hadassah Medical School in Jerusalem. He completed his obstetrics and gynecology residency at the George Washington University Medical Center and a fellowship in reproductive endocrinology at Yale School of Medicine.

What are Dr. Hershlag's research interests?

His research has focused on the impact of genetics on infertility, and on fertility preservation and cancer prevention through genetic screening and preimplantation genetic testing.

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