Nicholas Liaw, MD
NPI 1437543345ActiveIndividual· Psychiatry & Neurology, Vascular Neurology· Toledo, OH
Psychiatry & Neurology, Vascular Neurology (MD) in Toledo, Ohio, trained at State University of New York at Buffalo School of Medicine (class of 2015). Mostly services rather than prescriptions: Medicare paid $79,032 for 201 patients in 2024, with only 22 Part D claims. Penumbra, Inc. was the largest of 4 companies reporting payments in 2025, $481.97 in all, mostly food and beverage.
Overview
| NPI | 1437543345 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2015 |
| Last updated in NPPES | Oct 21, 2020 |
| Certified by provider | Aug 8, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Vascular Neurology Primary | 2084V0102X | 35.139873 | OH |
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 - Vascular Surgery (CA); Practitioner - Neurosurgery (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 201 |
|---|---|
| Services billed | 509 across 20 procedure codes |
| Paid by Medicare | $79,032 |
Part D prescriptions in 2024
| Prescriptions (claims) | 22 · 50 30-day fills |
|---|---|
| Total drug cost | $817.37 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Vascular Surgery |
| Telehealth | Offers telehealth |
Medical group
- Vascular Neurology of Southern California IncThousand Oaks, CA · 8 clinicians
Hospital affiliations
- Antelope Valley HospitalLancaster, CA
- Los Robles Hospital & Medical CenterThousand Oaks, CA
- Ridgecrest Regional HospitalRidgecrest, CA
- UCLA West Valley Medical CenterWest Hills, CA
Industry payments (Open Payments)
- 2025$481.97 · 5 payments from 4 companies
- 2024$59.48 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $244.82 | 2 |
| Depuy Synthes Sales Inc. | $123.01 | 1 |
| Stryker Corporation | $88.99 | 1 |
| Acadia Pharmaceuticals Inc | $25.15 | 1 |
What the 2025 payments were for
- Food and Beverage$481.97 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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