Doctor profile · Federal record

Dr. Gary Lethco, M.D.

Family Medicine Physician (CMS: Family Practice) · Knoxville, TN

  • NPI 1851466247
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1924 Alcoa Hwy, U67
Knoxville, TN 379201511
(865) 305-9350
fax (865) 305-8681

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
November 26, 2012
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Tennessee #MD0000013536
Medicaid
NE #3831165

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851466247. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
111
Distinct HCPCS
3
Medicare allowed
$8,866
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 70 45 $74
99213 Established patient office or other outpatient visit, 20-29 minutes 30 29 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $109

In context: peer comparison

Among 70 peers in this city , average services per provider: 83. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
0
Total drug cost
$21,062
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 22 0 $20,154
Gabapentin Generic 21 0 $361
Famotidine Generic 16 0 $200
Omeprazole Generic 16 0 $346

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Lethco's medical specialty?
Dr. Gary Lethco practices Family Medicine Physician in Knoxville, TN.
Where does Dr. Gary Lethco practice?
Dr. Gary Lethco practices at 1924 Alcoa Hwy, Knoxville, TN 379201511. Office phone: 8653059350.
What is Dr. Gary Lethco's NPI?
Dr. Gary Lethco's National Provider Identifier (NPI) is 1851466247, issued by NPPES.
Does Dr. Gary Lethco accept Medicare assignment?
Yes. Dr. Gary Lethco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Lethco commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.