Timothy F. Lesser, MD
NPI 1053436550ActiveIndividual· Urology· Torrance, CA
Urology (MD) in Torrance, California, trained at University of Southern California Keck School of Medicine (class of 2003). 1,601 Medicare patients in 2024, $599,390 paid; nearly all of their 1,254 Part D prescriptions were generic (92%). Abbvie Inc. was the largest of 25 companies reporting payments in 2025, $1,658 in all, mostly food and beverage.
Overview
| NPI | 1053436550 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2007 |
| Last updated in NPPES | Apr 4, 2023 |
| Certified by provider | Apr 4, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A90955 | CA |
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 - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,601 |
|---|---|
| Services billed | 29,114 across 108 procedure codes |
| Paid by Medicare | $599,390 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,254 · 2,701 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $325,295 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Genesis Healthcare Partners PCSan Francisco, CA · 228 clinicians
Hospital affiliations
- Providence Little Company of Mary Med Ctr TorranceTorrance, CA
- Torrance Memorial Medical CenterTorrance, CA
Industry payments (Open Payments)
- 2025$1,658 · 66 payments from 25 companies
- 2024$1,711 · 67 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $208.18 | 9 |
| Dendreon Pharmaceuticals LLC | $174.30 | 7 |
| Urogen Pharma, Inc. | $152.36 | 6 |
| Janssen Biotech, Inc. | $118.00 | 3 |
| Sumitomo Pharma America, Inc. | $116.45 | 5 |
What the 2025 payments were for
- Food and Beverage$1,582 · 64 payments
- Education$76.16 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 urologists in Torrance · All urologists in California