Meet Our Professional Team

Karen Gregory is a Doctor of Nursing Practice, Acute Care Clinical Nurse Specialist, Board Certified, with a specialty in asthma, allergy and pulmonary medicine.

Dr. Maya N. Gharfeh was raised in Columbus, Ohio and graduated from The Ohio State University in 2006 with her bachelor’s degree in Biology.

Matthew Farley, MD, joined the team of allergy and asthma specialists at the Oklahoma Allergy and Asthma Clinic team in 2025.

Dr. Chong joined the Oklahoma Allergy & Asthma Clinic staff in 2012. She received her medical degree from the University of Illinois at Chicago College of Medicine.

Dr. Atkinson joined the Oklahoma Allergy and Asthma Clinic staff in 1993.  He received his medical degree from the University of Oklahoma College of Medicine.