Family is our practice, and we welcome you into ours.

Meet Our Team

Each of our fellowship-trained reproductive endocrinologists and infertility specialists went into this field for reasons they still hold dear. Very much part of a larger team, their role is to spend as much time as is necessary during each and every encounter to ensure that you remain confident, aware, and optimistic as you pursue the treatment approach just right for you. Our physicians understand that individualism demands options and strive to ensure that your experience at PREG is as informative and reassuring as it is empowering.

Our Doctors

John E. Nichols, MD

PREG Founder and
Medical Director

John F. Payne, MD

Director of
Third-Party Reproduction

Travis W. McCoy, MD

Director of Surgery
and Male Infertility

Edward D. Tarnawa, MD

Medical Director of
PREG Summerville and Mount Pleasant

Kathryn Imgrund, MD

Advanced Gynecologic Surgery
and Infertility Specialist

J. Graham Theisen, MD, MSCR

Reproductive Endocrinologist
and Infertility Specialist

Lauren Rouleau, MD, PHD

Reproductive Endocrinologist
and Infertility Specialist

Tarek K. Khader, MD

Reproductive Endocrinologist
and Infertility Specialist

Ahmad H. Arabi, MD

Reproductive Endocrinologist
and Infertility Specialist

Jing Chen, PhD, HCLD/ELD

Lab Director, Embryologist

Nurse Practitioners

Haley Pollack

Nurse Practitioner

Madison Browning

Nurse Practitioner

6

Convenient fertility clinics throughout the Carolinas

23

celebrating over 23 years in practice growing families

90+

Years of combined expertise from our fertility doctors

Infertility Treatment Options

Donor Egg Treatment
Donor Sperm Treatment
Fertility Preservation
In Vitro Fertilization (IVF)
Intrauterine Insemination (IUI)
Oncofertility
Preimplantation Genetic Testing (PGT)
Third Party Reproduction

Ready to take that first step?

It just takes one call to our fertility clinic. No referral is needed, and our infertility specialists are here to support you wherever you are in your journey with the highest level of thoughtful, individualized fertility care.