IRMS Clark Office

IRMS Clark Office

100 Walnut Ave., Suite 104
Clark, NJ 07066


Mon: 8:30 a.m. – 5:00 p.m.
Tues–Fri: 8:00 a.m. – 4:00 p.m.


Mon–Fri: 7:00 a.m. – 8:00 a.m.
(doors open at 6:30 a.m.)

The IRMS at Clark office is located at 100 Walnut Ave., Suite 104 in Clark, New Jersey. The office is conveniently located immediately off the Garden State Parkway at Exit 135.

The IRMS at Clark office is led by Dr. Sarah C. Hessler and is open Monday, 8:30am – 5:00pm. Tuesday – Friday, 8:00am – 4:00pm. Morning monitoring (Bloodwork and Ultrasounds) are from 7:00am – 8:00am (doors open at 6:30am).

The Clark office provides the full array of infertility treatment that has made IRMS one of the top infertility centers in New Jersey and the world. Our fertility specialists are here to help you with any questions or concerns regarding IUIIVFegg freezing, PGT (preimplantation genetic testing)egg donationgestational surrogacy and anything associated with having a baby. IRMS opened their Clark office in 2009 and has been servicing not just the residents of Union County but also those from Essex, Morris, Somerset and Middlesex Counties.

Sarah C. Hessler, MD Clark Office Contact Information

Admin Coordinator
Alisha Roberts 732.943.7169
Admin Coordinator
Heather Martz 732.943.7169
Jen Giordano, RN 732.943.7169 ex. 2202
Testing Coordinator
Tracy Torres 732.943.7169
Financial Coordinator
Susan Giesler 732.943.7182 ex. 2206