Doctor profile · Federal record

Dr. John Mason, OD

Optometrist (CMS: Optometry) · Kenansville, NC

  • NPI 1174596472
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
304 N Main St, Duplin Eye Associates PA
Kenansville, NC 28349
(910) 296-1781
fax (910) 296-1843
Mailing address
Po Box 486
Kenansville, NC 283490486

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
June 26, 2008
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
North Carolina #1767
Medicaid
NC #890925X

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174596472. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
649
Distinct HCPCS
8
Medicare allowed
$54,908
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 221 196 $121
92250 Photography of the retina 168 166 $35
99213 Established patient office or other outpatient visit, 20-29 minutes 89 64 $85
92133 Imaging of optic nerve 46 39 $34
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $159
66984 Removal of cataract with insertion of prosthetic lens 40 25 $97
92083 Exam of visual field with extended testing 27 27 $57
66821 Removal of recurring cataract in lens capsule using a laser 14 11 $63

In context: peer comparison

Among 1 peers in Kenansville Optometrist, average services per provider: 81. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$418
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 3 $258.69
Alcon Vision LLC 2 $120.68
Johnson & Johnson Vision Care, INC. 1 $19.75
Abbvie INC. 1 $18.43

By nature of payment

Food and Beverage
$418

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
552
Patients
143
Total drug cost
$100,109
Drug Type Claims Patients Total cost
Latanoprost Generic 139 32 $1,969
Timolol Maleate Generic 70 27 $798
Lumigan (Bimatoprost) Brand 69 21 $32,781
Prednisolone Acetate Generic 33 20 $1,140
Combigan (Brimonidine Tartrate/Timolol) Brand 31 0 $9,666
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 31 12 $592
Dorzolamide Hcl Generic 29 0 $1,023
Alphagan P (Brimonidine Tartrate) Brand 26 0 $13,761
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 22 0 $7,364
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 21 18 $297

Frequently asked questions

Auto-generated from federal data
What is Dr. John Mason's medical specialty?
Dr. John Mason practices Optometrist in Kenansville, NC.
Where does Dr. John Mason practice?
Dr. John Mason practices at 304 N Main St, Kenansville, NC 28349. Office phone: 9102961781.
What is Dr. John Mason's NPI?
Dr. John Mason's National Provider Identifier (NPI) is 1174596472, issued by NPPES.
Does Dr. John Mason accept Medicare assignment?
Yes. Dr. John Mason accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Mason commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.