Doctor profile · Federal record

Dr. Robert Knox, M.D.

Ophthalmology Physician · Fort Smith, AR

  • NPI 1467424374
  • MIPS 88.3 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7901 Dallas St
Fort Smith, AR 729034281
(479) 782-8892
fax (479) 782-8840

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
December 17, 2019
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Arkansas #C7590
Medicaid (2)
AR #120963001 · OK #100164530B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467424374. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
812
Distinct HCPCS
10
Medicare allowed
$91,398
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 444 442 $115
99213 Established patient office or other outpatient visit, 20-29 minutes 106 103 $83
92083 Exam of visual field with extended testing 54 54 $56
92133 Imaging of optic nerve 54 54 $33
66821 Removal of recurring cataract in lens capsule using a laser 33 26 $280
92004 New patient complete exam of visual system 29 29 $137
99214 Established patient office or other outpatient visit, 30-39 minutes 23 23 $117
92250 Photography of the retina 20 20 $32
66984 Removal of cataract with insertion of prosthetic lens 18 12 $493
76519 Ultrasound scan to determine eye length and lens power 18 12 $46

In context: peer comparison

Among 4 peers in Fort Smith Ophthalmology Physician, average services per provider: 215. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$245
Transactions
12
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $245.09

By nature of payment

Food and Beverage
$245

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,088
Patients
322
Total drug cost
$71,131
Drug Type Claims Patients Total cost
Latanoprost Generic 503 125 $7,925
Timolol Maleate Generic 147 52 $4,455
Brimonidine Tartrate Generic 71 20 $699
Prednisolone Acetate Generic 56 37 $2,421
Dorzolamide Hcl Generic 47 11 $1,480
Lumigan (Bimatoprost) Brand 47 15 $22,801
Combigan (Brimonidine Tartrate/Timolol) Brand 32 0 $10,622
Travoprost Generic 29 0 $4,251
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 28 0 $612
Fluorometholone Generic 28 13 $2,821

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Knox's medical specialty?
Dr. Robert Knox practices Ophthalmology Physician in Fort Smith, AR.
Where does Dr. Robert Knox practice?
Dr. Robert Knox practices at 7901 Dallas St, Fort Smith, AR 729034281. Office phone: 4797828892.
What is Dr. Robert Knox's NPI?
Dr. Robert Knox's National Provider Identifier (NPI) is 1467424374, issued by NPPES.
What procedures does Dr. Robert Knox 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 99213); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.