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Surgical Oncologists in the United States

Data updated monthly · Last refresh October 2026

2,004 Surgical Oncology providers practice across all 50 states and Washington DC, and 58% received drug or device company payments in 2025. California has the most at 251. Listings are drawn from federal public records and are not endorsements.

2,004providers
48states
58%with industry payments

Industry payment share ranges from 85% in Louisiana to 41% in Massachusetts, among states with 25 or more providers.

Surgical Oncology providers by state

StateProvidersReceived payments
Surgical Oncology in California25158%
Surgical Oncology in New York21447%
Surgical Oncology in Texas21167%
Surgical Oncology in Florida14471%
Surgical Oncology in Pennsylvania9345%
Surgical Oncology in Ohio8468%
Surgical Oncology in Illinois7559%
Surgical Oncology in New Jersey6958%
Surgical Oncology in Tennessee6263%
Surgical Oncology in Massachusetts6141%
Surgical Oncology in Maryland5048%
Surgical Oncology in North Carolina4755%
Surgical Oncology in Georgia4377%
Surgical Oncology in Wisconsin4347%
Surgical Oncology in Virginia4243%
Surgical Oncology in Connecticut3845%
Surgical Oncology in Washington3566%
Surgical Oncology in Arizona3462%
Surgical Oncology in Michigan3348%
Surgical Oncology in Kentucky3364%
Surgical Oncology in Colorado2959%
Surgical Oncology in Alabama2959%
Surgical Oncology in Missouri2857%
Surgical Oncology in Louisiana2785%
Surgical Oncology in South Carolina23not reported
Surgical Oncology in Indiana22not reported
Surgical Oncology in Iowa17not reported
Surgical Oncology in Washington DC16not reported
Surgical Oncology in Minnesota15not reported
Surgical Oncology in Oregon14not reported
Surgical Oncology in Arkansas14not reported
Surgical Oncology in Oklahoma11not reported
Surgical Oncology in Nebraska10not reported
Surgical Oncology in Kansas10not reported
Surgical Oncology in Rhode Island8not reported
Surgical Oncology in Nevada8not reported
Surgical Oncology in New Mexico8not reported
Surgical Oncology in Vermont7not reported
Surgical Oncology in Utah6not reported
Surgical Oncology in North Dakota6not reported
Surgical Oncology in Maine6not reported
Surgical Oncology in Hawaii6not reported
Surgical Oncology in Delaware5not reported
Surgical Oncology in Montana4not reported
Surgical Oncology in Mississippi4not reported
Surgical Oncology in West Virginia3not reported
Surgical Oncology in New Hampshire3not reported
Surgical Oncology in Idaho3not reported

Common questions

How many Surgical Oncology providers are there in the United States?

There are 2,004 Surgical Oncology providers with active NPI records across all 50 states and Washington DC, according to federal NPPES data refreshed monthly. California has the most at 251.

What share of Surgical Oncology providers received drug or device company payments?

1,161 of 2,004 Surgical Oncology providers nationally (58%) 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 85% and lowest in Massachusetts at 41%.

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.