501 Sleep Medicine (Psychiatry & Neurology) providers practice across all 50 states and Washington DC, and 53% received drug or device company payments in 2025. California has the most at 53. Listings are drawn from federal public records and are not endorsements.
Industry payment share ranges from 72% in Illinois to 43% in Washington, among states with 25 or more providers.
There are 501 Sleep Medicine (Psychiatry & Neurology) providers with active NPI records across all 50 states and Washington DC, according to federal NPPES data refreshed monthly. California has the most at 53.
265 of 501 Sleep Medicine (Psychiatry & Neurology) providers nationally (53%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program. The share is highest in Illinois at 72% and lowest in Washington at 43%.
Provider counts come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
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