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

Dr. Gary Wayne Lethco, MD

Individual provider Family Medicine Physician · NPI 1851466247

Dr. Gary Wayne Lethco, MD is a Family Practice in Knoxville, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 1981, 45 years ago. Practices with University of Tennessee, a 65-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
45
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2006
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

1924 Alcoa Hwy U67
Knoxville, TN 37920-1511
Phone: (865) 305-9350
Fax: (865) 305-8681
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD0000013536 (TN)

Record details

NPI number1851466247
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 21, 2006
Last updated in NPPESNovember 26, 2012

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice University Of Tennessee — 65 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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