Our Team



Edith Bereza

Edith Bereza is the ThriveOB practice administrator. With over 20 years experience in Obstetrics and Gynecology, Edith has experience in all aspects of the medical field, including management, team building, professional development and company growth. Edith prides herself in her communication skills and collaborates with staff and patients to ensure all needs are being met.

When not hard at work at ThriveOB, you can find Edith spending time with her husband of 20 years, their two teenage sons, and their German Shepherd, Duke. You can reach Edith for any of your OB/Gyne needs at: 1-847-277-0500 ext 101 or ebereza@thriveob.com



Eliza Vega-Castro

Eliza Vega-Castro is our Billing Manager. She is bilingual, proficient in both English and Spanish. She has been in the medical field for over twenty- five years, working her way up from a Medical Assistant. Prior to being a Billing Manager, Eliza was an Office Manager, which has provided her knowledge and training to ensure success in navigating the difficulties and technicalities of being a Billing Manager. Eliza is responsible for billing and appealing insurance and patient claims. Eliza is inspired daily by her husband and their three children. In her free time, Eliza likes to spend quality time with her children and grandchildren, read books, and cook.

For payments and insurance questions or issues, Eliza is available and may be contacted via email at evega@thriveob.com. She is also available via phone at 847-277-0500 ext 102 Monday-Friday .



Josephine Bunyon

Josephine (Jo )Bunyon, BS, ARDMS has been a board certified OB/GYN sonographer since 2004. She is a healthcare professional who specializes in the use of an ultrasonic imaging device to produce diagnostic images, scans, and 3D/4D anatomy and diagnostic data. Her specialized education and skills in OB/GYN assist in acquiring, analyzing, and optimizing information in the image.

"I chose this career right out of Highschool not ever imagining how much fulfillment I would get out of this career. I am so blessed to love what I do. My ultimate goal is to make my patients as comfortable as I can with the utmost compassion and interpersonal skills."



Maureen Pullen

Maureen Pullen, BS, ARDMS has been a board certified OB/GYN ultrasound specialist since 1991. Her background includes many years of Maternal Fetal Medicine, 20 years as a Clinical Site Instructor for Ultrasound students and assisting in many ultrasound studies and texts books.

She enjoys the dynamic environment of thrive OB where she can utilize her 1st, 2nd, and 3rd trimester OB and Gyne ultrasound skills to help insure quality patient care. She specializes in routine and High Risk OB/GYN diagnostic ultrasound exams including Nuchal translucency‘s Studies, Fetal Doppler studies, Anatomy scans, and 3D/4D ultrasound exams.

She enjoys working as a partner with the doctor and specialist to provide the best diagnostic compassionate care.



ThriveOB and Women's Wellness
27750 W Illinois Route 22, Suite 120
Barrington, IL 60010
Phone: 847-868-2908
Fax: 847-277-0505

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