Lesley C. Martin, M.D.
NPI 1114900834ActiveIndividual· Internal Medicine, Hematology & Oncology· Concord, CA
Internal Medicine, Hematology & Oncology (M.D.) in Concord, California, trained at University of California, San Francisco School of Medicine (class of 2000). In 2024 Medicare paid $1,132,700 for 681 patients, and Part D covered 1,126 of their prescriptions, 84% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 22 companies reporting payments in 2025, $1,057 in all, mostly food and beverage.
Overview
| NPI | 1114900834 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 28, 2005 |
| Last updated in NPPES | Sep 10, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A77425 | CA |
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 - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 681 |
|---|---|
| Services billed | 89,974 across 114 procedure codes |
| Paid by Medicare | $1,132,700 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,126 · 1,898 30-day fills |
|---|---|
| Patients | 265 |
| Total drug cost | $819,293 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- Sutter Medical Center, SacramentoSacramento, CA
- Sutter Solano Medical CenterVallejo, CA
Other facilities
- John Muir Home Health ServicesHome health agency · Concord, CA
Industry payments (Open Payments)
- 2025$1,057 · 45 payments from 22 companies
- 2024$1,026 · 44 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $164.35 | 9 |
| Janssen Biotech, Inc. | $89.97 | 4 |
| E.R. Squibb & Sons, L.L.C. | $68.07 | 3 |
| Glaxosmithkline, LLC. | $66.63 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $58.24 | 2 |
What the 2025 payments were for
- Food and Beverage$1,057 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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