As the medical director of the Concentra Medical Centers in Honolulu, Hawaii, Dr. Ronald H. Kienitz DO works closely with corporate clients on issues related to occupational medical issues, case management, compliance with government safety and health regulations, and injury prevention. The center’s more than 600 clients include light and heavy industrial employers as well as transportation and maritime enterprises. Dr. Ronald H. Kienitz DO, who also has treated more than 30,000 individual work injuries since joining the center in 1986, is board-certified in occupational medicine.