62 reviews of Seven Oaks Women's Center "Seven Oaks Women's Center is located in the San Antonio Medical Center and consists of a group of about 10 physicians and nurses. I have only seen Dr. Heidi Heck, so I can't speak for all of the doctors, but she is absolutely amazing. I found Dr. Heck online and read quite a few reviews before deciding that I would call to set up an appointment with her..