Doctor profile · Federal record

Dr. Hannah Gregory, OD, MS

Optometrist (CMS: Optometry) · Durant, OK

  • NPI 1366015935
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1901 W University Blvd
Durant, OK 747013098
(580) 920-2020

Credentials & registration

NPPES · NUCC
NPI registered
July 2021 — 5 yrs on file
Profile last updated
January 5, 2022
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Oklahoma #3127

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366015935. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
633
Distinct HCPCS
10
Medicare allowed
$44,936
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 139 77 $82
92014 Established patient complete exam of visual system 99 92 $115
92250 Photography of the retina 78 69 $33
92004 New patient complete exam of visual system 58 58 $138
92145 Measurement of corneal pressure 43 25 $10
92083 Exam of visual field with extended testing 35 27 $50
66984 Removal of cataract with insertion of prosthetic lens 32 21 $94
83861 Microfluid analysis of tears 29 14 $22
92283 Extended exam involving color vision testing 29 22 $40
92134 Imaging of retina 26 17 $36

In context: peer comparison

Among 5 peers in this city , average services per provider: 71. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$467
Transactions
29
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 21 $294.43
Bausch & Lomb Americas Inc. 7 $153.02
Dompe US, Inc. 1 $19.75

By nature of payment

Food and Beverage
$467

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
80
Patients
48
Total drug cost
$2,662
Drug Type Claims Patients Total cost
Brimonidine Tartrate Generic 32 13 $702
Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) Brand 25 23 $1,598
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 12 12 $165
Ofloxacin Generic 11 0 $197

Frequently asked questions

Auto-generated from federal data
What is Dr. Hannah Gregory's medical specialty?
Dr. Hannah Gregory practices Optometrist in Durant, OK.
Where does Dr. Hannah Gregory practice?
Dr. Hannah Gregory practices at 1901 W University Blvd, Durant, OK 747013098. Office phone: 5809202020.
What is Dr. Hannah Gregory's NPI?
Dr. Hannah Gregory's National Provider Identifier (NPI) is 1366015935, issued by NPPES.
Does Dr. Hannah Gregory accept Medicare assignment?
Yes. Dr. Hannah Gregory accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hannah Gregory commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.