Lawrence B. Marks, M.D.
NPI 1417043738ActiveIndividual· Radiology, Radiation Oncology· Chapel Hill, NC
Radiology, Radiation Oncology (M.D.) in Chapel Hill, North Carolina, trained at University of Rochester School of Medicine and Dentistry (class of 1985). Mostly services rather than prescriptions: Medicare paid $25,954 for 100 patients in 2024, with only 13 Part D claims. Janssen Biotech, Inc. reported $146.51 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1417043738 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Mar 30, 2021 |
| Certified by provider | Mar 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 37892 | NC |
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 - Radiation Oncology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 100 |
|---|---|
| Services billed | 168 across 16 procedure codes |
| Paid by Medicare | $25,954 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 13 30-day fills |
|---|---|
| Total drug cost | $78.57 |
Education and affiliations
| Medical school | University of Rochester School of Medicine and Dentistry |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Radiation Oncology |
Medical groups
- University of North Carolina at Chapel HillChapel Hill, NC · 2,052 clinicians
- Johnston Radiation Oncology LLCClayton, NC · 17 clinicians
- Smithfield Radiation Oncology LLCSmithfield, NC · 16 clinicians
Hospital affiliation
- Unc HospitalsChapel Hill, NC
Industry payments (Open Payments)
- 2025$146.51 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $146.51 | 1 |
What the 2025 payments were for
- Food and Beverage$146.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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