Diagnostic Radiology in Chattanooga, Tennessee
Data updated monthly · Last refresh September 2026
55 Diagnostic Radiology providers practice in Chattanooga, and 18% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Diagnostic Radiology providers in Chattanooga
Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Andrew Hill, M.D.Chattanooga, TN · $423 in drug and device payments (2025) ·
(423) 778-7234 Dr. Andrew Kreek, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Brett Austin, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Bruce Bielfelt, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 826-1276 Dr. Cameron Gates, D.O.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Charles Piez, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Courtney Frey, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Desmond Fischer, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 892-9729 Dr. Donald Caughran, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Don Mills, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Garth Mcpherson, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. George Watson, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Grant Huntzinger, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Gregory Lawler, M.D.Chattanooga, TN · $262 in drug and device payments (2025) ·
(423) 893-7226 Dr. Harigovinda Challa, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-6213 Dr. Ifeoma Aguanunu, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. James Busch, MDChattanooga, TN · $16,267 in drug and device payments (2025) ·
(423) 893-7226 Dr. James Loyd, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 553-1220 Dr. James Martin, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 553-1220 Dr. James Morrow, MDChattanooga, TN · $19 in drug and device payments (2025) ·
(423) 893-7226 Dr. James Quinn, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 629-9783 Dr. Jared Burlison, MD, PHDChattanooga, TN · No drug or device payments recorded (2025) ·
(237) 787-2344 Dr. Jason Smith, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-7234 Dr. Jeffrey Tipps, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Jessie Varnell, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Jodi Schielke, DOChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. John Allred, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-7234 Dr. John Bisese, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. John Nelson, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Jose Barriocanal, M.D., PH.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-6213 Dr. Joseph Busch, MDChattanooga, TN · $5,272 in drug and device payments (2025) ·
(423) 893-7226 Dr. Kenneth Brinn, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Kilton Kingsman, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Lawrence Samuels, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Lorenz Schielke, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Martin Finnegan, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 493-1387 Dr. Michael Lacombe, M.D.Chattanooga, TN · $71 in drug and device payments (2025) ·
(423) 495-4430 Dr. Michael Nichols, M.D.Chattanooga, TN · $3,672 in drug and device payments (2025) ·
(423) 778-7234 Dr. Michael Steiner, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-7234 Dr. Mohammed Quraishi, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-7234 Dr. Rachel Nelson, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 826-8220 Dr. Ramanan Venkat, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 826-1276 Dr. Richard Lynn, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Dr. Ryan Buckner, M.D.Chattanooga, TN · $24 in drug and device payments (2025) ·
(423) 778-7234 Dr. Samuel Porter, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 778-7234 Dr. Scott Kemmerer, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 893-7226 Dr. Steven Quarfordt, MDChattanooga, TN · $25 in drug and device payments (2025) ·
(423) 778-7234 Dr. Thomas Carr, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 309-9256 Dr. Thomas Okulski, MDChattanooga, TN · No drug or device payments recorded (2025) ·
(423) 826-1276 Dr. Thomas Rimer, M.D.Chattanooga, TN · No drug or device payments recorded (2025) ·
(423) 495-4430 Common questions
How many Diagnostic Radiology providers are in Chattanooga, Tennessee?There are 55 Diagnostic Radiology providers with active NPI records practicing in Chattanooga, according to federal NPPES data refreshed monthly.
How many Diagnostic Radiology providers in Chattanooga received drug or device company payments?10 of 55 (18%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider records 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.
All specialties in Chattanooga Diagnostic Radiology across Tennessee