Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ronald J Estes, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1366487449

Ronald J Estes, MD is a Pulmonary Disease in Knoxville, Tennessee. Graduated from University of South Florida College of Medicine in 1984, 42 years ago. Works from 5 locations, accepts Medicare assignment and offers telehealth. Licensed in Tennessee.

Years since qualifying
42
Trained at
University of South Florida College of Medicine
Licensed in
TN
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2240 Sutherland Ave Ste 103
Knoxville, TN 37919
Phone: (865) 588-8831
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 10904 Kingston Pike Ste 103, Knoxville, TN 37934-2953 — (865) 588-8831
  • 550 Fort Loudoun Medical Center Dr, Lenoir City, TN 37772-5673 — (865) 271-6000
  • 988 Oak Ridge Tpke Ste L20, Oak Ridge, TN 37830-6944 — (865) 444-4321
  • 744 Middle Creek Rd Ste 208, Sevierville, TN 37862-5036 — (865) 446-9725

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 17091 (TN)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 17091 (TN)

Record details

NPI number1366487449
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 20, 2006
Last updated in NPPESMay 14, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF SOUTH FLORIDA COLLEGE OF MEDICINE
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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