About SSA SSA’s Mission: To improve the care and quality of life for people suffering from sleep disorders. Our History: Sleep Services of America, Inc. (SSA), has been providing sleep diagnostic services since 1983. Our services span seven states, annually performing over 26,000 diagnostic studies for adults and children. We offer patients and physicians a complete one-stop-shop for diagnosing and treating sleep disorders. SSA is jointly owned by Vital Signs, Inc. (Totowa, NJ) and Johns Hopkins Medicine (Baltimore, MD), Gold Standard of Service SSA provides a comprehensive program and unsurpassed service for patients, physicians and hospitals. SSA's sleep professionals utilize state-of-the-art equipment for diagnostic testing and treatment of patients with sleep disorders. SSA also provides educational in services to allied health professionals. All of these value-added services equate to uncompromised quality, high patient and provider satisfaction, and superior outcomes. We invite you to review our website and contact us any time you have any questions about the services we provide.