Mark L. Siefkes, OD
NPI 1285793786ActiveIndividual· Optometrist· Overland Park, KS
Optometrist (OD) in Overland Park, Kansas, trained at University of Missouri St Louis - School of Optometry (class of 1998). In 2024 Medicare paid $18,195 for 212 patients, and Part D covered 72 of their prescriptions, 43% of them generic. Alcon Vision LLC was the largest of 3 companies reporting payments in 2025, $5,030 in all, mostly speaking and faculty fees.
Overview
| NPI | 1285793786 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Dec 8, 2006 |
| Last updated in NPPES | Apr 20, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1539 | KS |
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 - Optometry (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 212 |
|---|---|
| Services billed | 258 across 6 procedure codes |
| Paid by Medicare | $18,195 |
Part D prescriptions in 2024
| Prescriptions (claims) | 72 · 76 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $11,295 |
| Generic share | 43% of claims |
Education and affiliations
| Medical school | University of Missouri St Louis - School of Optometry |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Optometry |
Medical group
- Eye Associates of Overland Park PAOverland Park, KS · 10 clinicians
Industry payments (Open Payments)
- 2025$5,030 · 3 payments from 3 companies
- 2024$136.93 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $5,000 | 1 |
| Johnson & Johnson Vision Care, Inc. | $15.96 | 1 |
| Coopervision Inc. | $13.86 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,000 · 1 payment
- Food and Beverage$29.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 96 optometrists in Overland Park · All optometrists in Kansas