Convenient Care Clinic Convenient Care Clinic 18750 SE Stark St. Portland, Oregon 97233 To Contact the Clinic call 503-666-6717 Hours 9 a.m. to 8 p.m., Monday-Friday 9 a.m. to 4 p.m., Saturday-Sunday Specialties Family Practice Pediatrics Physicians Luther W. Johansen, MD John S. Loomis, III, MD Ronald D. Rohlfing, MD Nurse Practitioners Jean-Elie Moreua, FNP Stephanie O'Conner, FNP Marilyn Sue Merritt, FNP View Larger Map Health Plans Accepted Most major health plans are accepted. Please call to verify if a particular insurance plan is accepted.