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Anesthesiology Providers in the United States

Data updated monthly · Last refresh September 2026

60,491 Anesthesiology providers practice across all 50 states and Washington DC, and 31% received drug or device company payments in 2025. California has the most at 7,627. Listings are drawn from federal public records and are not endorsements.

60,491providers
51states
31%with industry payments

Industry payment share ranges from 47% in Louisiana to 8% in Vermont, among states with 25 or more providers.

Anesthesiology providers by state

StateProvidersReceived payments
Anesthesiology in California7,62728%
Anesthesiology in New York5,09131%
Anesthesiology in Texas4,65739%
Anesthesiology in Florida3,37935%
Anesthesiology in Illinois2,55335%
Anesthesiology in Pennsylvania2,48628%
Anesthesiology in Massachusetts2,08721%
Anesthesiology in Ohio2,07034%
Anesthesiology in New Jersey1,72543%
Anesthesiology in Michigan1,71829%
Anesthesiology in Washington1,69822%
Anesthesiology in North Carolina1,49229%
Anesthesiology in Arizona1,46528%
Anesthesiology in Indiana1,45932%
Anesthesiology in Virginia1,45827%
Anesthesiology in Georgia1,41035%
Anesthesiology in Wisconsin1,31919%
Anesthesiology in Maryland1,25833%
Anesthesiology in Colorado1,20526%
Anesthesiology in Missouri1,16034%
Anesthesiology in Minnesota1,03912%
Anesthesiology in Oregon97219%
Anesthesiology in Tennessee96827%
Anesthesiology in Connecticut79737%
Anesthesiology in South Carolina78837%
Anesthesiology in Utah67035%
Anesthesiology in Kentucky63937%
Anesthesiology in Louisiana62547%
Anesthesiology in Oklahoma60939%
Anesthesiology in Alabama58535%
Anesthesiology in Iowa57227%
Anesthesiology in Nevada53627%
Anesthesiology in Kansas46329%
Anesthesiology in Arkansas38832%
Anesthesiology in Nebraska36335%
Anesthesiology in Mississippi32047%
Anesthesiology in Washington DC31938%
Anesthesiology in New Hampshire30317%
Anesthesiology in Maine27719%
Anesthesiology in New Mexico27026%
Anesthesiology in West Virginia24133%
Anesthesiology in Hawaii23523%
Anesthesiology in Montana22619%
Anesthesiology in Rhode Island17026%
Anesthesiology in Vermont1368%
Anesthesiology in Alaska13324%
Anesthesiology in Delaware12429%
Anesthesiology in Idaho12024%
Anesthesiology in North Dakota10722%
Anesthesiology in South Dakota9631%
Anesthesiology in Wyoming8323%

Common questions

How many Anesthesiology providers are there in the United States?

There are 60,491 Anesthesiology providers with active NPI records across all 50 states and Washington DC, according to federal NPPES data refreshed monthly. California has the most at 7,627.

What share of Anesthesiology providers received drug or device company payments?

18,523 of 60,491 Anesthesiology providers nationally (31%) 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 Louisiana at 47% and lowest in Vermont at 8%.

Where does this data come from?

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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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.