Dr. Merle Diamond joined the staff of the Diamond Headache Clinic in 1989 after serving as an attending physician and clinical instructor at Northwestern University Hospital in Chicago, and as an attending physician at Evanston and St. Francis Hospitals, both in Evanston, Illinois.

Dr. Diamond is currently an attending physician in Internal Medicine and Director of the Diamond Headache Inpatient Unit. She is a Clinical Assistant Professor, Department of Medicine, Rosalind Franklin University of Medicine and Science/Chicago Medical School. Also, she is a Lecturer in the Department of Medicine (Neurology), Loyola University of Chicago's Stritch School of Medicine.

Dr. Diamond graduated with high honors from the University of Michigan, Ann Arbor, and received her medical education from Northwestern University Medical School in Chicago. She completed residencies in Emergency Medicine/Internal Medicine, at the McGaw Medical Center of Northwestern University. She received Subspecialty Certification for Headache Medicine from the United Council for Neurologic Subspecialties. She is a former fellow of the American College of Emergency Physicians and currently is a Diplomate of the American Board of Internal Medicine.

Dr. Diamond has contributed numerous articles to the medical literature and has lectured extensively on various headache subjects, particularly the treatment of headache in the emergency department, and hormones and headaches. With Dr. Glen Solomon, she co-edited Diamond and Dalessio's Practicing Physician's Approach to Headache, 6th Edition (1999).

Dr. Diamond is the 2017 recipient of the Lifetime Achievement Award of the National Headache Foundation. She is also the Course Director for the upcoming live CME meeting "Headache Update" being held at Walt Disney World Resort - Disney's Grand Floridian Resort & Spa on July 13-16, 2017.