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Diagnostic Radiology Providers in the United States

Data updated monthly · Last refresh September 2026

44,108 Diagnostic Radiology providers practice across all 50 states and Washington DC, and 19% received drug or device company payments in 2025. California has the most at 4,516. Listings are drawn from federal public records and are not endorsements.

44,108providers
51states
19%with industry payments

Industry payment share ranges from 29% in Arkansas to 7% in Hawaii, among states with 25 or more providers.

Diagnostic Radiology providers by state

StateProvidersReceived payments
Diagnostic Radiology in California4,51620%
Diagnostic Radiology in New York3,14816%
Diagnostic Radiology in Texas3,13622%
Diagnostic Radiology in Florida2,76223%
Diagnostic Radiology in Pennsylvania2,20418%
Diagnostic Radiology in Illinois1,87421%
Diagnostic Radiology in Minnesota1,70012%
Diagnostic Radiology in Massachusetts1,65615%
Diagnostic Radiology in Michigan1,58917%
Diagnostic Radiology in Ohio1,57620%
Diagnostic Radiology in North Carolina1,39520%
Diagnostic Radiology in Virginia1,15515%
Diagnostic Radiology in New Jersey1,10720%
Diagnostic Radiology in Georgia1,07121%
Diagnostic Radiology in Washington1,03814%
Diagnostic Radiology in Wisconsin1,01613%
Diagnostic Radiology in Missouri97020%
Diagnostic Radiology in Tennessee96522%
Diagnostic Radiology in Arizona87623%
Diagnostic Radiology in Maryland87116%
Diagnostic Radiology in Colorado79017%
Diagnostic Radiology in Indiana78121%
Diagnostic Radiology in Connecticut62015%
Diagnostic Radiology in Alabama54825%
Diagnostic Radiology in Oregon52514%
Diagnostic Radiology in South Carolina52022%
Diagnostic Radiology in Louisiana50323%
Diagnostic Radiology in Kentucky47723%
Diagnostic Radiology in Oklahoma40817%
Diagnostic Radiology in Iowa36313%
Diagnostic Radiology in Utah32617%
Diagnostic Radiology in Kansas31420%
Diagnostic Radiology in Nevada31019%
Diagnostic Radiology in Arkansas29729%
Diagnostic Radiology in Mississippi24927%
Diagnostic Radiology in Nebraska24519%
Diagnostic Radiology in New Mexico23021%
Diagnostic Radiology in Idaho21323%
Diagnostic Radiology in New Hampshire20110%
Diagnostic Radiology in West Virginia19714%
Diagnostic Radiology in Maine18211%
Diagnostic Radiology in Rhode Island17711%
Diagnostic Radiology in Washington DC17125%
Diagnostic Radiology in Hawaii1667%
Diagnostic Radiology in Delaware12419%
Diagnostic Radiology in Montana10817%
Diagnostic Radiology in North Dakota10625%
Diagnostic Radiology in South Dakota10623%
Diagnostic Radiology in Alaska8810%
Diagnostic Radiology in Vermont827%
Diagnostic Radiology in Wyoming5616%

Common questions

How many Diagnostic Radiology providers are there in the United States?

There are 44,108 Diagnostic Radiology providers with active NPI records across all 50 states and Washington DC, according to federal NPPES data refreshed monthly. California has the most at 4,516.

What share of Diagnostic Radiology providers received drug or device company payments?

8,296 of 44,108 Diagnostic Radiology providers nationally (19%) 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 Arkansas at 29% and lowest in Hawaii at 7%.

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.