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Emergency Medicine in Knoxville, Tennessee

Data updated monthly · Last refresh September 2026

101 Emergency Medicine providers practice in Knoxville, and 22% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Knoxville

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. Adam Miller, D.O.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9352
Dr. Adam Morris, MD
Knoxville, TN · $16 in drug and device payments (2025) · (800) 342-2898
Dr. Alex Koberlein, DO
Knoxville, TN · No drug or device payments recorded (2025) · (865) 331-2200
Dr. Anil Goklaney, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 566-4077
Dr. Arthur Muse, DO
Knoxville, TN · No drug or device payments recorded (2025) · (276) 219-1719
Dr. Barry Cummings, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 373-1000
Dr. Benjamin Nolt, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. Ben Kerny, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (256) 566-6675
Dr. Beth Milliner, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (859) 351-0341
Dr. Bradford Smith, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 544-9000
Dr. Brittany Congress, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 539-9299
Dr. Bruce Campbell
Knoxville, TN · $121 in drug and device payments (2025) · (719) 640-7595
Dr. Charles Adams, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 541-1111
Dr. Chase Ranson, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (304) 545-9819
Dr. Chizoba Ngesina, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (856) 686-4368
Dr. Christopher Gilsdorf, D.O., M.S.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9290
Dr. Christopher Mckinless, D.O.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 985-7476
Dr. Christopher Siano, M.D. D.O.
Knoxville, TN · $77 in drug and device payments (2025) · (865) 801-9501
Dr. Corey Voss, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. Daniel Martinez Barrera, DO
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9350
Dr. Daniel Neiss, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9402
Dr. David Bishop, D.O.
Knoxville, TN · $157 in drug and device payments (2025) · (865) 985-7187
Dr. David Brennick, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 985-7494
Dr. David Harris, M.D.
Knoxville, TN · $76 in drug and device payments (2025) · (800) 342-2898
Dr. David Linn, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 544-9000
Dr. Debra Durst, M.D.
Knoxville, TN · $270 in drug and device payments (2025) · (865) 293-5828
Dr. Dennis Mays, D.O.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9402
Dr. Diane Brasuell, DO
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9350
Dr. Douglas Holland, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 525-9414
Dr. Douglas Jentilet, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 541-1111
Dr. Erik Geibig, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 525-9414
Dr. Frederick Ergen, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 545-8000
Dr. Fred Wenger, D.O.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 544-9000
Dr. Gary Hurt, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (269) 762-0048
Dr. Georganna Rosel, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. Gerald Blossom, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 541-8000
Dr. Gregory Heidel, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. Harold Massingale, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 373-1000
Dr. Heather Edgley, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 541-8000
Dr. Heather Reed-day, MD
Knoxville, TN · $23 in drug and device payments (2025) · (865) 305-9402
Dr. Igor Tkachenko, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. James Henry, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 693-1000
Dr. James Kirksey, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 541-1111
Dr. Jan Dewitt, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 777-1300
Dr. Jericho Borja, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 766-5260
Dr. John Irwin, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 545-8000
Dr. John Mcmichen, MD
Knoxville, TN · No drug or device payments recorded (2025) · (865) 539-9299
Dr. John Turner, MD PHD
Knoxville, TN · $16 in drug and device payments (2025) · (865) 541-1111
Dr. Jonathan Koerten, M.D.
Knoxville, TN · No drug or device payments recorded (2025) · (865) 305-9000
Dr. Jonathan Martin, MD
Knoxville, TN · $82 in drug and device payments (2025) · (865) 525-0598

Common questions

How many Emergency Medicine providers are in Knoxville, Tennessee?

There are 101 Emergency Medicine providers with active NPI records practicing in Knoxville, according to federal NPPES data refreshed monthly.

How many Emergency Medicine providers in Knoxville received drug or device company payments?

22 of 101 (22%) 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 Knoxville Emergency Medicine across Tennessee

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.