Providers

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Our Doctors

Our doctors provide the highest quality of medical and ethical standard in an environment that nurtures the spirit of caring for every woman.

Our team has been serving the greater Frederick community for over three decades. It has been our mission to provide our patients with outstanding obstetric and gynecologic care.

Dr. Edwin Chen

Dr. Edwin Chen received his medical degree from National Taiwan University in Taiwan in 1975. He completed resident training in OB & GYN in Cathay General Hospital in Taipei, Taiwan in 1981. In 1992, he finished his second residency in OB & GYN in New York Medical College in Valhalla, New York. He became board certified in Obstetrics and Gynecology in 1994. He began practicing in Frederick in 1992. Dr. Chen and his wife enjoy playing tennis and walking their dog Heidi.

Dr. Jie Gao

Dr. Jie Gao received his medical degree from China Medical University in 1985. He completed his first OB&GYN residency training at the second affiliated hospital of China Medical University in 1990. As an OB&GYN attending physician, Dr. Gao had actively practiced over ten years in China. He finished his second OB&GYN resident training in Grand Rapids Medical Education & Research Center for Health Professions, Michigan in June 2008. He has been practicing at the OB&GYN Center since August 2008. Dr. Gao and his wife enjoy vegetable gardening, being outdoors, and spending time with their children.

Dr. Debra Acerenza

Dr. Debra Acerenza received her medical degree from Nova Southeastern University in Fort Lauderdale, Florida. She completed her Obstetrics and Gynecology residency at Sinai Hospital in Baltimore, Maryland, and has been practicing at the OB&GYN Center since July 2002. She became a board certified Obstetrician and Gynecologist in 2005. In her spare time, Dr. Acerenza and her husband enjoy spending time with their two boys, biking, and running.

Dr. Sarah Rivera

Dr. Sarah Rivera completed her undergraduate education at Brandeis University in 2006. She received her medical degree from Sackler School of Medicine/NY State American Program at Tel Aviv University in 2010 and she completed her Obstetrics and Gynecology residency at Sinai Hospital of Baltimore in 2014. When not working Dr. Rivera enjoys traveling, baking, reading, Zumba, and swimming.

Nurse Practitioners

Dawn R. Mossburg, CRNP

Dawn R. Mossburg, CRNP, completed her Bachelor of Science Degree in Nursing in 1990 at University of Maryland and Master of Science in the specialty of Women’s Health Nurse Practitioner in 2003 at the University of Maryland in Baltimore County. She joined the OB&GYN Center in 2004. Dawn went on to continue her education and became a Licensed Massage Therapist in 2015 with special attention being focused on prenatal massage. She enjoys reading during her spare time.