MEDGroup Mobile Medical Service is an "on-site mobile" occupational medicine testing provider in Ohio and surrounding states. MEDGroup Mobile National Services provides " Third Party Administrative Services" for Drug and Alcohol testing programs throughout the United States. 2640 W. Market Street • Fairlawn, OH 44333 • Toll Free: (800) 688-6246 Phone: (330) 873-9369 • Fax: (330) 873-4306 • sales@medgroup.org