Medical Group - Damascus Medical Group - Damascus 14450 SE Royer Rd. Damascus, Oregon 97089 Fax: 503-658-5002 For Appointments call 503-658-5521 Hours 8 a.m. to 5 p.m., Monday-Thursday 8 a.m. to 4 p.m., Friday Specialties Family Medicine Geriatrics Physicians Thomas H. Hickerson, MD Carma J. Lee, MD Nurse Practitioner Kathleen Ressler, FNP View Adventist Health Medical Group in a larger map Health Plans Accepted Most major health plans are accepted. Please call to verify if a particular insurance plan is accepted.