MD on staff Dr. Erica Rivas de Srinivasa Austin, TX Dr. Erica Rivas de Srinivasa's practice in Austin specializes in neuromodulation and brain health, with a clinical focus on multiple sclerosis and neurological conditions. The clinic offers Transcran… IV Therapy Transcranial Magnetic Stimulation (TMS) Multiple Sclerosis (MS) Treatment Migraine Treatment