About Us

Picture of Nurse Shaffer and Mrs. O'Brien

Lisa Shaffer, RN


Dana O'Brien, ECA, Clinic Assistant

Ms. O'Brien received her certification from Cypress Creek EMS with several other clinic assistants from Klein. It was challenging and exciting. Her favorite part was riding on the ambulance for training. She has worked at several hospitals in Texas. She started on the Orthopedic floor in San Antonio at the Methodist Hospital, then moved to Midland Odessa were she worked on the Same Day Surgery Unit at Midland Memorial. She moved back to Houston in 1994 where she accepted a position at Houston Northwest Medical Center in the SICU as a Unit Secretary. She began working here at Schindewolf in 2007.   
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