Doctor Profile

Natan Bar-Chama

Natan Bar-Chama

RMA of New York
635 Madison Avenue, 10th Floor
New York, NY 10022-1009

New York

New York (NY)

Contact Contact Natan Bar-Chama
T: 212-756-5777
F: 212-756-5770




Dr. Natan Bar-Chama, Director of the Center of Male Reproductive Health at RMA of New York, is a board-certified Urologist and Male Infertility Specialist. Following his urology residency at the Albert Einstein College of Medicine, he was awarded the New York Academy of Medicine F.C. Valentine Fellowship and sub-specialized in Male Reproductive Medicine and Surgery at The Baylor College of Medicine in Houston, Texas. For the last 20 years, Dr. Bar-Chama has been the Director of Male Reproductive Medicine and Surgery and is on faculty in both the Departments of Urology and Obstetrics/Gynecology and Reproductive Science at The Icahn School of Medicine at Mount Sinai. 

Published In:

New York Super Doctors 2023
New York Super Doctors 2022
New York Super Doctors 2021
New York Super Doctors 2020
New York Super Doctors 2019
New York Super Doctors 2018
New York Super Doctors 2017
New York Super Doctors 2016
New York Super Doctors 2015
New York Super Doctors 2014
New York Super Doctors 2013
New York Super Doctors 2012
New York Super Doctors 2011
New York Super Doctors 2010
New York Super Doctors 2009

About Natan Bar-Chama

Medical School: Yeshiva University, Albert Einstein College of Medicine

Graduation Year: 1987

Professional Webpage:

Honors and Awards:

Pfizer Scholars in Urology Award for leadership, innovation, and outstanding achievement in urological science

January 1999

New York Magazine “Best Doctors in New York"


CASTLE CONNOLLY “Best Doctors in the New York Metro Area”

2001 - 2011


September 2000

Special Licenses/Certifications:

American Board of Urology

February 1996

National Board of Medical Examiners

July 1988

Professional Activity:

Board of Directors, (Current President 2011- 2012), Society for Male Reproduction and Urology, American Urological Association (AUA)

Member of the Board, American Fertility Association (AFA)

Mount Sinai School of Medicine : Teaching both first and second year medical students. First year Physiology course: male reproductive medicine. Second year: Pathophysiology course: male reproductive medicine, erectile dysfunction, contraception.

Publications, Lectures and Presentations:

Fisch, H., Laor E., Bar-Chama, N., Witkin, S., Tolia B., Reid R.  Detection of Testicular Endocrine Abnormalities and Their Correlation with Serum Antisperm in Men Following Vasectomy.  Journal of Urology, 141:1129-1132, 1989.

Minsky L., Bar-Chama, N., Melman A., Weinberg J. ESWL of Renal and Ureteral Calculi on the Modified HM3 Dornier Lithotripotor. Journal of Urology 145: 268, 1991

Izadyar F, Wong J, Maki C, Pacchiarotti J, Ramos T, Howerton K, Yuen C, Greilach S, Zhao HH, Chow M, Chow YC, Rao J, Barritt J, Bar-Chama N, Copperman AB. Identification and characterization of repopulation speratogonial stem cells from the adult human testis. Hum Reprod. 2011 Jun;26(6): 1296-306

Luna M, Finkler E, Barritt J, Bar-Chama N, Sandler B, Copperman AB, Grunfeld L. Paternal age and assisted reproductive technology outcome in ovum recipients. Fertil Steril. 2009 Nov

Other Outstanding Achievements:

Director. The Mount Sinai Sexual Health Program. Treatment of men with erectile dysfunction. Clinical trials for new impotence treatments

Director. The Mount Sinai Male Reproductive Rehabilitation Program. A program dedicated to enhancing the fertility of men with neurological (primarily spinal cord injured) impairments

Director. The Center for Male Reproductive Health Provides a comprehensive approach including in vitro fertilization and ICSI to couples with male factor infertility. Ongoing research to explore new assays to assess sperm quality.

Educational Background:

Residency, Urology

Albert Einstein College of Medicine

1987 - 1993

Fellowship, Male Reproductive Medicine and Surgery

Baylor College of Medicine

1993 - 1994

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