Important Alerts
Office and Urgent Care Closures

Cardiology-Jersey City is temporarily closed, while Cardiology-Newark is closed permanently.

The Croton-on-Hudson lab and the Patterson lab are temporarily closed until further notice.


Memorial Day holiday hours – only select Optum Urgent Care locations and specialty locations will be open.

To make an appointment with former CareMount Women’s Health, please call the office directly. Online scheduling has been temporarily suspended.

Optum Medical Care, P.C. (formerly CareMount) has upgraded our billing system to ensure that you have a simple, clear and convenient payment experience. Download our Frequently Asked Questions document for more information.

Effective Tuesday, February 20, 2024, changes have been made to the New York flu clinic hours and locations. Please check the webpage for the most up-to-date information.  

Recording/Photography Not Permitted on Premises

COVID-19 Information and Updates

The new COVID-19 vaccine is available at our clinics.

Please note available supply below:

– Supply is limited as we receive weekly deliveries.
– Moderna is available for children and adults (ages 6 months and up)

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Fertility treatments at RMA of New York – Westchester

RMA of New York – Westchester (Reproductive Medicine Associates of New York) is the reproductive medicine and infertility service provider for the Optum Network. Our team of reproductive endocrinologists and fertility specialists is dedicated to providing state-of-the art fertility care in a compassionate, supportive environment for patients located throughout the Hudson Valley, including Westchester, Putnam, Dutchess, Columbia, Rockland, and Ulster Counties, as well as New York City.

World-class fertility care right in your neighborhood

For over 20 years, RMA of New York has been widely recognized as a global leader in reproductive medicine, and distinguished for delivering top IVF success rates and pioneering research in the field. We have successfully facilitated the births of thousands of healthy babies for patients across New York and beyond. Our physicians have consistently been distinguished as “Top Doctors” by Castle Connolly, New York and Westchester Magazines, as well as Super Doctors.

Whether you are seeking a low-tech or high-tech approach to fertility care, RMA of New York – Westchester provides a compassionate and personalized experience. Every step of the way, we are here to support you throughout your fertility journey.

Dr Klein, Dr Lederman, Dr Gerber

Medical care and help

Our experienced physicians will work with you every step of the way to ensure your health and the health of your future child.

To find a reproductive specialist near you, visit our Providers page.

A full spectrum of fertility care for women and men

RMA of New York – Westchester offers a full range of treatments to achieve your family-building goals including:

Full-Service IVF Laboratory in Westchester

RMA of New York – Westchester’s full-service state-of-the-art IVF laboratory, located in Mount Kisco, is recognized for being at the forefront of reproductive innovation. Our team of highly trained embryologists utilize the safest and most effective technologies to achieve superior pregnancy success rates. Patients can complete their entire treatment cycle on-site in Westchester, without having to travel into Manhattan or enter a hospital setting. Our expert team has guided thousands of individuals and couples on their journey to parenthood.

Treatment areas

Find a locationFertility testing and diagnostics

Fertility testing and diagnostics include a medical history, physical exam, hormonal blood tests (e.g. AMH) and ultrasound in order to gauge your current fertility level and inform your treatment plan.Learn more about fertility testing and diagnostics ›

Find a locationIUI and low-tech fertility treatments

Low-tech fertility treatments are minimally invasive, lower cost, and do not involve fertilization outside of the uterus. Treatments include the use of oral medications, such as Clomid, as well as natural and medicated intrauterine insemination (IUI).
Learn more about low-tech fertility treatments ›

In vitro fertilizationIn vitro fertilization (IVF)

IVF is an effective treatment for a variety of causes of infertility. IVF involves retrieving eggs and sperm in order to create embryos in a laboratory setting, then placing the embryo into the uterus, with the goal of achieving pregnancy. IVF may be used in conjunction with embryo genetic testing in order to identify the healthiest embryo for transfer.Learn more about IVF ›

test tubeEgg freezing and fertility preservation

Fertility preservation involves cryopreserving (freezing) eggs, sperm, or embryos for use in the future. Fertility preservation, such as egg freezing, may be pursued for personal reasons, such as wanting to focus on career, education, or other life goals, or for medical purposes, such as preserving fertility prior to undergoing cancer treatment.Learn more about egg freezing and fertility preservation ›

egg donationEgg donor conception

Egg donation can help a variety of patients achieve their family-building goals, including women with impaired ovarian function, same-sex male couples, and single men. During an egg donation cycle, eggs from a donor and sperm from the patient, partner, or sperm donor are combined in the laboratory. A resulting embryo is transferred to the uterus of the female patient or gestational surrogate in order to achieve pregnancy.Learn more about egg donor conception ›

Find a locationLGBTQ+ family-building

Our team has been helping LGBTQ+ individuals and couples become parents since 2001. We help patients navigate the many aspects of treatment and building your family using egg and sperm donation and gestational surrogates. We support you at every step on your path to parenthood.Learn more about LGBTQ+ family-building ›