Onechang William Lee, M.D.
NPI 1881838662ActiveIndividual· Neurological Surgery· Fountain Valley, CA
Neurological Surgery (M.D.) in Fountain Valley, California, trained at Albany Medical College of Union University (class of 2008). Mostly services rather than prescriptions: Medicare paid $56,700 for 169 patients in 2024, with only 17 Part D claims. Orthofix Medical, Inc. was the largest of 2 companies reporting payments in 2024, $51.93 in all, mostly food and beverage.
Overview
| NPI | 1881838662 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 24, 2009 |
| Last updated in NPPES | Oct 21, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | A143259 | CA |
| Neurological Surgery | 207T00000X | 125-055125 | IL |
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 - Neurosurgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 169 |
|---|---|
| Services billed | 392 across 25 procedure codes |
| Paid by Medicare | $56,700 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 17 30-day fills |
|---|---|
| Total drug cost | $165.31 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Neurosurgery |
Medical group
- Tien T Nguyen M.D. Inc.Fountain Valley, CA · 6 clinicians
Hospital affiliations
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Orange County Global Medical CenterSanta Ana, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2024$51.93 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Orthofix Medical, Inc. | $34.99 | 1 |
| Abbvie Inc. | $16.94 | 1 |
What the 2024 payments were for
- Food and Beverage$51.93 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Neurological Surgery providers in Fountain Valley
- 1841567781
- 1073874970
- 1063534204
- 1992804819
- 1356385025