Medical Group - Cherry Park Cherry Park 10000 SE Main St., Suite 224 Portland, Oregon 97216 Fax: 503-255-2194 For Appointments call 503-255-2186 Hours 8 a.m. to 5 p.m., Monday-Thursday 8 a.m. to 4 p.m., Friday Specialties Family Medicine Physicians Leonard R. Bertheau, DO R. Frank Warda, MD Laura P. Jordhen, MD Nurse Practitioner Nancy M. Ronan, 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.