Mark Walters, MO
NPI 1588753610ActiveIndividual· Pediatrics, Pediatric Hematology-Oncology· Oakland, CA
Pediatrics, Pediatric Hematology-Oncology (MO) in Oakland, California, trained at University of California, San Diego School of Medicine (class of 1985). Enrolled in Medicare as practitioner - hematology/oncology. Vertex Pharmaceuticals Incorporated reported $9,212 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1588753610 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MO |
| Sole proprietor | No |
| NPI issued | Oct 12, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Hematology-Oncology Primary | 2080P0207X | G85406 | 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) |
|---|
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Pediatric Medicine |
Medical group
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
Industry payments (Open Payments)
- 2025$9,212 · 4 payments from 1 company
- 2024$19,464 · 9 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $9,212 | 4 |
What the 2025 payments were for
- Consulting Fee$9,135 · 2 payments
- Food and Beverage$77.42 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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