Katherine Holly Sikoryak, MD
NPI 1588722847ActiveIndividual· Psychiatry & Neurology, Child & Adolescent Psychiatry· Alexandria, VA
Psychiatry & Neurology, Child & Adolescent Psychiatry (MD) in Alexandria, Virginia, licensed in VA, MD and DC, with an NPI issued in December 2006. Part D covered 51 prescriptions written in 2024, 100% of them generic. Supernus Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $282.15 in all, mostly food and beverage.
Overview
| NPI | 1588722847 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 5, 2006 |
| Last updated in NPPES | Feb 21, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Child & Adolescent Psychiatry Primary | 2084P0804X | 0101045471 | VA |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | D0040183 | MD |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | MD038500 | DC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (DC) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 51 · 60 30-day fills |
|---|---|
| Total drug cost | $735.07 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$282.15 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Supernus Pharmaceuticals, Inc. | $123.48 | 1 |
| Alkermes, Inc. | $113.57 | 1 |
| Teva Pharmaceuticals USA, Inc. | $24.46 | 1 |
| Otsuka America Pharmaceutical, Inc. | $20.64 | 1 |
What the 2025 payments were for
- Food and Beverage$282.15 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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