Meet the team at our Bay Area IVF & egg freezing clinic

We are committed to fostering a safe and supportive environment with transparency, collaboration, and streamlined communication.

Walnut Creek & Bay Area IVF & Egg Freezing Clinic
Collab Fertility
Thalia R. Segal, MD
Founder and Medical Director

“The most important thing I can do as a fertility doctor is listen to my patients.”

Collab Fertility
Xinli Yang, PhD, HCLD
Lab Director

“Our lab is equally as important as your clinician. You will be in good hands with us.”

Collab Fertility
Rhodel Simbulan, MS
Lab SUPErVISOR

“Everything we do is based on scientific truth, ensuring positive fertility outcomes under our care.”

Collab Fertility
Anna Lopez, RN CN III
Perioperative Nurse Manager

“I believe every patient should have access to the best standard of fertility care.”

Collab Fertility
Mary Breen Bennett
Finance & HR Manager

"I am dedicated to providing clear, compassionate support, helping patients navigate the complexities of fertility treatment costs so they can focus on their journey to parenthood."

Collab Fertility
Emma Fancey
Lab Assistant/Lab Tech

"I really love being part of a team that puts patient care first and uses cutting-edge lab techniques. It's amazing to apply my scientific skills to help families grow—it's such an inspiring part of my job."

Collab Fertility
Edith Benavides
Clinical Nurse Coordinator

“It is an honor to play a role in your fertility journey and rewarding to help you grow your family. I will take the time to get to know you, help you understand the process, and hold your hand every step of the way.”