Doctor profile · Federal record

Dr. Gregory Fenton, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Wheaton, IL

  • NPI 1114136959
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2015 N Main St
Wheaton, IL 601873190
(630) 668-8250
fax (630) 668-8916

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
October 5, 2022
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Illinois #036124435 · Pennsylvania #MT185909
Medicaid
IL #036124435

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114136959. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46,805
Distinct HCPCS
10
Medicare allowed
$3,494,832
HCPCS Description Services Patients Avg allowed
J2777 Injection, faricimab-svoa, 0.1 mg 36,600 103 $37
92134 Imaging of retina 3,359 1,207 $42
67028 Injection of drug into eye 1,883 373 $125
J0178 Injection, aflibercept, 1 mg 1,550 187 $869
92014 Established patient complete exam of visual system 1,333 1,034 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 846 395 $94
J9035 Injection, bevacizumab, 10 mg 621 183 $71
92004 New patient complete exam of visual system 123 123 $155
92250 Photography of the retina 100 92 $36
99214 Established patient office or other outpatient visit, 30-39 minutes 89 85 $132

In context: peer comparison

Among 10 peers in this city , average services per provider: 626. This provider delivers 75× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
929
Patients
396
Total drug cost
$38,921
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 374 166 $12,471
Ketorolac Tromethamine Generic 232 71 $7,529
Moxifloxacin (Moxifloxacin Hcl) Brand 113 95 $3,387
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 91 38 $1,610
Brimonidine Tartrate Generic 27 11 $1,586
Fluorometholone Generic 22 0 $1,498
Latanoprost Generic 22 0 $512
Erythromycin (Erythromycin Base) Brand 18 15 $180
Prolensa (Bromfenac Sodium) Brand 17 0 $9,615
Atropine Sulfate Generic 13 0 $533

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Fenton's medical specialty?
Dr. Gregory Fenton practices Ophthalmology Physician in Wheaton, IL.
Where does Dr. Gregory Fenton practice?
Dr. Gregory Fenton practices at 2015 N Main St, Wheaton, IL 601873190. Office phone: 6306688250.
What is Dr. Gregory Fenton's NPI?
Dr. Gregory Fenton's National Provider Identifier (NPI) is 1114136959, issued by NPPES.
Does Dr. Gregory Fenton accept Medicare assignment?
Yes. Dr. Gregory Fenton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Fenton commonly perform?
Top Medicare-reported procedures in 2023: Injection, faricimab-svoa, 0.1 mg (HCPCS J2777); Imaging of retina (HCPCS 92134); Injection of drug into eye (HCPCS 67028). Source: CMS Medicare Physician & Other Practitioners file.