Doctor profile · Federal record

Dr. Thomas Brown, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Greeneville, TN

  • NPI 1851400758
  • Accepts Medicare
  • MIPS 49.6 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1406 Tusculum Blvd Ste 1000
Greeneville, TN 377454341
(423) 639-6848
fax (423) 787-7210
Mailing address
1406 Tusculum Blvd, Mob 2, Suite 1000
Greeneville, TN 37745

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 24, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Tennessee #35895
Medicaid
TN #38749981

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851400758. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,369
Distinct HCPCS
9
Medicare allowed
$153,523
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 651 618 $118
99212 Established patient office or other outpatient visit, 10-19 minutes 268 168 $53
92083 Exam of visual field with extended testing 135 130 $58
92136 Measurement of corneal curvature and depth of eye 109 55 $24
66984 Removal of cataract with insertion of prosthetic lens 63 47 $505
92012 Established patient problem focused exam of visual system 39 37 $84
66821 Removal of recurring cataract in lens capsule using a laser 35 34 $309
92134 Imaging of retina 35 34 $37
92004 New patient complete exam of visual system 34 34 $141

In context: peer comparison

Among 1 peers in Greeneville Ophthalmology Physician, average services per provider: 152. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$193
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Mallinckrodt Hospital Products INC. 3 $80.38
Tarsus Pharmaceuticals, INC. 2 $54.91
Alcon Vision LLC 2 $32.21
Astellas Pharma US INC 1 $25.35

By nature of payment

Food and Beverage
$193

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,581
Patients
394
Total drug cost
$112,371
Drug Type Claims Patients Total cost
Latanoprost Generic 799 192 $12,706
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 164 43 $3,601
Timolol Maleate Generic 136 43 $5,001
Brimonidine Tartrate Generic 118 28 $2,610
Erythromycin (Erythromycin Base) Brand 90 34 $820
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 70 15 $34,820
Dorzolamide Hcl Generic 41 11 $703
Restasis (Cyclosporine) Brand 41 0 $28,480
Combigan (Brimonidine Tartrate/Timolol) Brand 25 11 $9,279
Doxycycline Hyclate Generic 21 0 $157

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Brown's medical specialty?
Dr. Thomas Brown practices Ophthalmology Physician in Greeneville, TN.
Where does Dr. Thomas Brown practice?
Dr. Thomas Brown practices at 1406 Tusculum Blvd Ste 1000, Greeneville, TN 377454341. Office phone: 4236396848.
What is Dr. Thomas Brown's NPI?
Dr. Thomas Brown's National Provider Identifier (NPI) is 1851400758, issued by NPPES.
Does Dr. Thomas Brown accept Medicare assignment?
Yes. Dr. Thomas Brown accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Brown commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99212); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.