Bret R. Haymore, M.D. attended Penn State College of Medicine where he was elected to the AOA honor society.

Claire E. Atkinson Dr. Claire E. Atkinson is board certified in Pediatrics and board certified in Allergy & Immunology.

Greg Metz joined the Oklahoma Allergy & Asthma Clinic in 2011 and is a board-certified allergist.

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. 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. Hatch has been with the Oklahoma Allergy & Asthma Clinic since 1997.

Dr. Stutes joined the Oklahoma Allergy & Asthma Clinic staff in September of 2010. 

Stefanie Rollins joined the Oklahoma Allergy & Asthma Clinic staff in July of 2012.