Doctor profile · Federal record

Dr. Tommy Louthan, OD

Optometrist (CMS: Optometry) · Knoxville, TN

  • NPI 1548240906
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4626 Mill Branch Ln
Knoxville, TN 379383200
(865) 922-7765
fax (865) 922-7766

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 27, 2016
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Tennessee #1575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548240906. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,629
Distinct HCPCS
7
Medicare allowed
$39,635
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 2,258 22 $1
92014 Established patient complete exam of visual system 232 231 $117
99212 Established patient office or other outpatient visit, 10-19 minutes 62 35 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 28 27 $80
92004 New patient complete exam of visual system 20 20 $139
92134 Imaging of retina 18 17 $37
92250 Photography of the retina 11 11 $33

In context: peer comparison

Among 33 peers in Knoxville Optometrist, average services per provider: 160. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $20.71

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
397
Patients
189
Total drug cost
$34,307
Drug Type Claims Patients Total cost
Latanoprost Generic 84 26 $1,365
Azelastine Hcl Generic 77 37 $2,986
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 45 31 $716
Timolol Maleate Generic 45 15 $491
Restasis (Cyclosporine) Brand 22 12 $24,317
Ofloxacin Generic 20 15 $387
Prednisolone Acetate Generic 19 15 $1,004
Brimonidine Tartrate Generic 17 0 $200
Fluorometholone Generic 17 15 $1,469
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 11 $158

Frequently asked questions

Auto-generated from federal data
What is Dr. Tommy Louthan's medical specialty?
Dr. Tommy Louthan practices Optometrist in Knoxville, TN.
Where does Dr. Tommy Louthan practice?
Dr. Tommy Louthan practices at 4626 Mill Branch Ln, Knoxville, TN 379383200. Office phone: 8659227765.
What is Dr. Tommy Louthan's NPI?
Dr. Tommy Louthan's National Provider Identifier (NPI) is 1548240906, issued by NPPES.
Does Dr. Tommy Louthan accept Medicare assignment?
Yes. Dr. Tommy Louthan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tommy Louthan commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.