An estimated 3,394,901 people in California 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
52 congressional districts in California
* 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
11 headache centers and programs in California
Headache Centers — Level 1
UCLA Goldberg Migraine Program
Los Angeles, CA
25 providers · 9 UCNS-certified
www.uclahealth.org/locations/300-medical-plaza?utm_source=google&utm_medium=Yext →UCSF Headache Center — Mount Zion
San Francisco, CA
10 providers · 3 UCNS-certified
nyulangone.org/doctors/1093169757/sarah-m-bobker →Headache Programs — Level 2
East Bay Neurology — Headache Center
San Ramon, CA
4 providers · 2 UCNS-certified
www.eastbayneurology.com →Fullerton Neurology and Headache Center
Fullerton, CA
2 providers · 1 UCNS-certified
www.fullertonneuro.com →Keck Medicine of USC — Neurology
Los Angeles, CA
16 providers · 9 UCNS-certified
headache.keckmedicine.org →Scripps Health — Headache Program
La Jolla, CA
4 providers · 4 UCNS-certified
www.scripps.org/services/neurology/headache-and-migraine-care →The Neurology Center of Southern California — Headache Program
Carlsbad, CA
13 providers · 3 UCNS-certified
www.neurologycentersc.com/headache →UC Irvine Health — Neurology
Orange, CA
11 providers · 3 UCNS-certified
www.ucihealth.org/medical-services/neurology/headache →UC San Diego Health Neurology
San Diego, CA
16 providers · 6 UCNS-certified
health.ucsd.edu/specialties/neuro/divisions/headache/pages/default.aspx →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 California 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 California have never prescribed a CGRP-targeting therapy — by metro area and congressional district.
Doty A. California Headache Disorder Population Estimates.
The Headache Vault; 2026.
headachevault.com/research/states/california
Licensed CC BY 4.0.