Kathleen R. Van Valkenburg, MD
NPI 1316037369ActiveIndividual· Ophthalmology· Smithtown, NY
Ophthalmology (MD) in Smithtown, New York, trained at New York University School of Medicine (class of 1987). In 2024 Medicare paid $163,302 for 783 patients, and Part D covered 1,710 of their prescriptions, 66% of them generic. Biotissue Holdings Inc. was the largest of 16 companies reporting payments in 2025, $2,488 in all, mostly food and beverage.
Overview
| NPI | 1316037369 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 13, 2006 |
| Last updated in NPPES | Dec 14, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 176461 | NY |
| Specialist | 174400000X | 176461 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 783 |
|---|---|
| Services billed | 1,966 across 33 procedure codes |
| Paid by Medicare | $163,302 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,710 · 3,207 30-day fills |
|---|---|
| Patients | 411 |
| Total drug cost | $159,032 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Ophthalmology |
Medical group
- Sight Medical Doctors PLLCBrentwood, NY · 115 clinicians
Industry payments (Open Payments)
- 2025$2,488 · 57 payments from 16 companies
- 2024$1,170 · 48 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotissue Holdings Inc. | $1,142 | 7 |
| Abbvie Inc. | $197.95 | 9 |
| Tarsus Pharmaceuticals, Inc. | $193.04 | 7 |
| Alcon Vision LLC | $190.93 | 4 |
| Ani Pharmaceuticals, Inc. | $170.92 | 6 |
What the 2025 payments were for
- Food and Beverage$1,419 · 53 payments
- Travel and Lodging$1,068 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 ophthalmologists in Smithtown · All ophthalmologists in New York