Doctor profile · Federal record

Dr. Mark Nekola, MD

Ophthalmology Physician (CMS: Ophthalmology) · Swansea, IL

  • NPI 1073509766
  • Accepts Medicare
  • MIPS 80.4 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3990 N Illinois St
Swansea, IL 622261919
(618) 277-1130
fax (618) 277-4917
Mailing address
4900 W Main St
Belleville, IL 622264725

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
September 9, 2014
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Illinois #036092365
Medicaid
IL #036092365

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073509766. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,685
Distinct HCPCS
10
Medicare allowed
$159,094
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 636 560 $123
92133 Imaging of optic nerve 297 294 $36
99212 Established patient office or other outpatient visit, 10-19 minutes 220 198 $56
99213 Established patient office or other outpatient visit, 20-29 minutes 167 151 $90
99214 Established patient office or other outpatient visit, 30-39 minutes 160 137 $127
92083 Exam of visual field with extended testing 129 127 $60
66821 Removal of recurring cataract in lens capsule using a laser 29 26 $355
92004 New patient complete exam of visual system 18 18 $146
92012 Established patient problem focused exam of visual system 16 16 $88
92134 Imaging of retina 13 13 $39

In context: peer comparison

Among 4 peers in Swansea Ophthalmology Physician, average services per provider: 153. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Thea Pharma INC. 1 $18.38

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,931
Patients
533
Total drug cost
$134,906
Drug Type Claims Patients Total cost
Latanoprost Generic 1,047 255 $22,034
Timolol Maleate Generic 226 66 $5,277
Brimonidine Tartrate Generic 171 50 $8,650
Erythromycin (Erythromycin Base) Brand 65 41 $842
Prednisolone Acetate Generic 65 36 $3,710
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 62 17 $1,262
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 58 41 $791
Dorzolamide Hcl Generic 56 16 $1,953
Travoprost Generic 40 0 $13,216
Xiidra (Lifitegrast) Brand 30 11 $34,506

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Nekola's medical specialty?
Dr. Mark Nekola practices Ophthalmology Physician in Swansea, IL.
Where does Dr. Mark Nekola practice?
Dr. Mark Nekola practices at 3990 N Illinois St, Swansea, IL 622261919. Office phone: 6182771130.
What is Dr. Mark Nekola's NPI?
Dr. Mark Nekola's National Provider Identifier (NPI) is 1073509766, issued by NPPES.
Does Dr. Mark Nekola accept Medicare assignment?
Yes. Dr. Mark Nekola accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Nekola commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Imaging of optic nerve (HCPCS 92133); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.