Work Health & Safety Services Staff

In order to better serve the community, WHSS has assembled a team of experts dedicated to making your business a healthier, safer place to work. From common sense practices to drug screening to dealing with work-related health issues, the WHSS team is trained to improve the quality of your work environment.

Trust our friendly staff to provide the most convenient, comprehensive and highest quality occupational health services for your company’s employees.

David H. Goff, DO

Medical Director

Dr. Goff received his medical degree from the Ohio University College of Osteopathic Medicine with postgraduate residencies at Cuyahoga Falls General Hospital and Meridia South Pointe Hospital. A certified Medical Review Officer, he is board certified by the Osteopathic Board of Emergency Medicine and the Osteopathic Board of Family Practice. A full-time emergency medicine physician from 1999 to 2015, Dr. Goff has also practiced occupational medicine with Summa Center for Corporate Health. Originally from Akron, Ohio, Dr. Goff has 11 years of experience with community part-time and full-time fire department service and has helped teach emergency medicine technician and paramedic courses.


Michael Valentino

Certified Physician’s Assistant and Clinical Coordinator

Michael came to Mercy Work Health & Safety Services in 1999. He was previously with Mercy Hospital, where he spent 20 years as a Surgeon Assistant. He holds degrees from Akron University (Surgical Assistant and Technical Education), the University of the State of New York (Nursing Degree), Cuyahoga Community College (Physician’s Assistant – Certified) and Duke University (Certificate in Occupational and Environmental Medicine). In 2016, Michael was awarded the University of Mount Union’s Physician Assistant Preceptor of the Month award and later its Physician Assistant Program Preceptor of the Year award.


Adam Koehler

Certified Physician’s Assistant

Adam Koehler is a physician assistant with Mercy Work Health and Safety Services and Mercy Weight Management. He began his Mercy career eight years ago in the emergency department where he continues to work part time. Adam graduated from Duke University with his master’s degree in physician assistant studies in 2008 and completed his undergrad studies with a bachelor’s degree in biology from John Carroll University in 2005. In the past, he was a faculty member for the Mount Union Physician Assistant Program and enjoys continuing to precept students in both the emergency department and occupational medicine settings. 


A Certified B.W.C. Provider
D.A.T.I.A. Accredited