Thomas Way Lee, MD
Obstetrics & Gynecology (MD) with Thomas W Lee MD Inc, practicing in Upland, California. 21 Medicare patients in 2024, $4,757 paid; nearly all of their 197 Part D prescriptions were generic (93%). Exact Sciences Corporation was the largest of 2 companies reporting payments in 2025, $54.48 in all, mostly food and beverage. Lists San Antonio Regional Hospital as a hospital affiliation. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1285614693 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jan 20, 2006 |
| Last updated in NPPES | Oct 29, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A25725 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Thomas Gin-Sing Lee | 1128a1 | Apr 24, 1991 | Glendale, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Possible (name) | See above |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 55 across 12 procedure codes |
| Paid by Medicare | $4,757 |
Part D prescriptions in 2024
| Prescriptions (claims) | 197 · 268 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $5,765 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1967 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Thomas W Lee MD IncUpland, CA · 2 clinicians
Hospital affiliation
- San Antonio Regional HospitalUpland, CA
Industry payments (Open Payments)
- 2025$54.48 · 3 payments from 2 companies
- 2024$188.00 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $36.91 | 2 |
| Exeltis, USA Inc. | $17.57 | 1 |
What the 2025 payments were for
- Food and Beverage$54.48 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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