Mark S. Dikopf, M.D.
NPI 1255673364ActiveIndividual· Ophthalmology· Arlington Heights, IL
Ophthalmology (M.D.) in Arlington Heights, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $787,907 for 6,532 claims, against $457,687 paid for services in 2024. Alcon Vision LLC was the largest of 14 companies reporting payments in 2025, $671.97 in all, mostly food and beverage.
Overview
| NPI | 1255673364 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2013 |
| Last updated in NPPES | Apr 11, 2023 |
| Certified by provider | Apr 11, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 036142508 | IL |
| Ophthalmology, Glaucoma Specialist | 207WX0009X | 036142508 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,044 |
|---|---|
| Services billed | 7,394 across 39 procedure codes |
| Paid by Medicare | $457,687 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,532 · 13,127 30-day fills |
|---|---|
| Patients | 1,015 |
| Total drug cost | $787,907 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Ophthalmology |
Medical group
- Arlington Eye Physicians LLCHoffman Estates, IL · 7 clinicians
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Northwest Community Hospital 1Arlington Heights, IL
Industry payments (Open Payments)
- 2025$671.97 · 33 payments from 14 companies
- 2024$851.34 · 37 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $160.92 | 8 |
| Abbvie Inc. | $155.47 | 10 |
| Ani Pharmaceuticals, Inc. | $63.92 | 2 |
| Harrow Eye, LLC | $56.57 | 2 |
| Bausch & Lomb Americas Inc. | $39.64 | 2 |
What the 2025 payments were for
- Food and Beverage$671.97 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 ophthalmologists in Arlington Heights · All ophthalmologists in Illinois