Doctor profile · Federal record

Dr. Grant Corning, MD

Ophthalmology Physician (CMS: Ophthalmology) · Ada, OK

  • NPI 1033259114
  • Accepts Medicare
  • MIPS 68.9 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1425 Arlington St
Ada, OK 748202636
(580) 332-1880
fax (580) 332-2214

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
January 17, 2023
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Oklahoma #25023
Medicaid
OK #200122220A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033259114. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,863
Distinct HCPCS
10
Medicare allowed
$671,191
HCPCS Description Services Patients Avg allowed
92136 Measurement of corneal curvature and depth of eye 565 312 $28
99214 Established patient office or other outpatient visit, 30-39 minutes 553 368 $117
66984 Removal of cataract with insertion of prosthetic lens 517 290 $442
92134 Imaging of retina 410 334 $36
92014 Established patient complete exam of visual system 399 326 $116
92133 Imaging of optic nerve 380 316 $32
99213 Established patient office or other outpatient visit, 20-29 minutes 370 272 $83
99204 New patient office or other outpatient visit, 45-59 minutes 348 348 $155
92136 Measurement of corneal curvature and depth of eye 328 322 $15
66821 Removal of recurring cataract in lens capsule using a laser 242 171 $286

In context: peer comparison

Among 1 peers in Ada Ophthalmology Physician, average services per provider: 211. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$259
Transactions
15
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 10 $142.19
RxSight INC 2 $49.44
Glaukos Corporation 1 $30.94
Bausch & Lomb Americas INC. 1 $18.27
Abbvie INC. 1 $17.80

By nature of payment

Food and Beverage
$233
Honoraria
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,743
Patients
1,322
Total drug cost
$314,198
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 575 357 $32,899
Latanoprost Generic 479 106 $7,398
Ketorolac Tromethamine Generic 378 229 $18,694
Moxifloxacin (Moxifloxacin Hcl) Brand 376 222 $19,678
Fluorometholone Generic 203 101 $24,322
Restasis (Cyclosporine) Brand 163 73 $130,306
Erythromycin (Erythromycin Base) Brand 153 95 $2,273
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 107 28 $2,793
Lumigan (Bimatoprost) Brand 89 19 $44,053
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 46 38 $805

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Corning's medical specialty?
Dr. Grant Corning practices Ophthalmology Physician in Ada, OK.
Where does Dr. Grant Corning practice?
Dr. Grant Corning practices at 1425 Arlington St, Ada, OK 748202636. Office phone: 5803321880.
What is Dr. Grant Corning's NPI?
Dr. Grant Corning's National Provider Identifier (NPI) is 1033259114, issued by NPPES.
Does Dr. Grant Corning accept Medicare assignment?
Yes. Dr. Grant Corning accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Corning commonly perform?
Top Medicare-reported procedures in 2023: Measurement of corneal curvature and depth of eye (HCPCS 92136); Established patient office or other outpatient visit (HCPCS 99214); Removal of cataract with insertion of prosthetic lens (HCPCS 66984). Source: CMS Medicare Physician & Other Practitioners file.