Doctor profile · Federal record

Dr. Courtney Diaz, O.D.

Optometrist (CMS: Optometry) · Newark, OH

  • NPI 1760863047
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
926 N 21St St
Newark, OH 430552920
(740) 366-7341

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
February 24, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Ohio #6378

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760863047. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
454
Distinct HCPCS
10
Medicare allowed
$36,720
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 119 119 $118
92250 Photography of the retina 69 68 $33
92083 Exam of visual field with extended testing 61 53 $54
92004 New patient complete exam of visual system 35 35 $141
92284 Evaluation of eye adaptation to light and dark with interpretation and report 33 32 $41
99214 Established patient office or other outpatient visit, 30-39 minutes 32 31 $122
92134 Imaging of retina 29 27 $36
92133 Imaging of optic nerve 28 23 $32
92273 Measurement of retinal and optic nerve function 27 24 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 21 18 $86

In context: peer comparison

Among 2 peers in Newark Optometrist, average services per provider: 39. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
191
Patients
40
Total drug cost
$17,877
Drug Type Claims Patients Total cost
Latanoprost Generic 115 20 $1,001
Prednisolone Acetate Generic 23 20 $698
Timolol Maleate Generic 21 0 $178
Restasis (Cyclosporine) Brand 19 0 $15,371
Brimonidine Tartrate Generic 13 0 $629

Frequently asked questions

Auto-generated from federal data
What is Dr. Courtney Diaz's medical specialty?
Dr. Courtney Diaz practices Optometrist in Newark, OH.
Where does Dr. Courtney Diaz practice?
Dr. Courtney Diaz practices at 926 N 21St St, Newark, OH 430552920. Office phone: 7403667341.
What is Dr. Courtney Diaz's NPI?
Dr. Courtney Diaz's National Provider Identifier (NPI) is 1760863047, issued by NPPES.
Does Dr. Courtney Diaz accept Medicare assignment?
Yes. Dr. Courtney Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Courtney Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.