An estimated 1,442,360 people in Illinois live with migraine.
Based on U.S. Census ACS 2023 population data and Burch et al. (2021) migraine-specific prevalence rates.
Census ACS 2023 · Burch et al. (2021) · CC BY 4.0
Patient Population by Care Level
How many patients need each level of care.
* Care level estimates are based on a proposed patient complexity framework offered as a basis for clinical and policy discussion. See methodology →
By Congressional District
17 congressional districts in Illinois
* Care level estimates are based on a proposed patient complexity framework offered as a basis for clinical and policy discussion. See methodology →
Headache Centers & Programs
5 headache centers and programs in Illinois
Headache Centers — Level 1
Endeavor Health Diamond Headache & Migraine Center
Chicago, IL
11 providers · 3 UCNS-certified
www.diamondheadache.com →Rush University Medical Center — Neurology
Chicago, IL
10 providers · 3 UCNS-certified
www.rush.edu/services/headache →Headache Programs — Level 2
Center for Headache Medicine (Closed)
Woodridge, IL
1 providers · 1 UCNS-certified
www.headachemedicine.info →Northwestern Medicine Neurology
Chicago, IL
9 providers · 2 UCNS-certified
www.nm.org/conditions-and-care/neurology-and-neurosurgery/headache →Provider counts reflect headache program providers only — not all neurologists at the same address. UCNS certification verified against the United Council for Neurologic Subspecialties diplomate directory.
More Data Coming
Building a complete picture.
Payer Policy Data
What insurers in Illinois require before authorizing CGRP-targeting therapies — step therapy requirements, formulary placements, and Gold Card law status.
Prescribing Gap Analysis
How many primary care physicians actively treating migraine patients in Illinois have never prescribed a CGRP-targeting therapy — by metro area and congressional district.
Doty A. Illinois Headache Disorder Population Estimates.
The Headache Vault; 2026.
headachevault.com/research/states/illinois
Licensed CC BY 4.0.