Mark David Logsdon, M.D.
NPI 1669479853ActiveIndividual· Radiology, Radiation Oncology· Sacramento, CA
Radiology, Radiation Oncology (M.D.) in Sacramento, California, trained at Washington University School of Medicine (class of 1991). In 2024 Medicare paid $626,099 for 303 patients, and Part D covered 430 of their prescriptions, 89% of them generic. Brainlab, Inc. was the largest of 2 companies reporting payments in 2025, $1,350 in all, mostly honoraria.
Overview
| NPI | 1669479853 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 1, 2005 |
| Last updated in NPPES | Jul 23, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | G84635 | 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 - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 303 |
|---|---|
| Services billed | 3,396 across 46 procedure codes |
| Paid by Medicare | $626,099 |
Part D prescriptions in 2024
| Prescriptions (claims) | 430 · 794 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $121,621 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliations
- Sutter Davis HospitalDavis, CA
- Sutter Medical Center, SacramentoSacramento, CA
Industry payments (Open Payments)
- 2025$1,350 · 4 payments from 2 companies
- 2024$157.68 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Brainlab, Inc. | $1,000 | 1 |
| Bioprotect Medical, Inc. | $350.30 | 3 |
What the 2025 payments were for
- Honoraria$1,000 · 1 payment
- Food and Beverage$350.30 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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