Mark Evans Fleming, DO
NPI 1881638583ActiveIndividual· Orthopaedic Surgery, Orthopaedic Trauma· Los Angeles, CA
Orthopaedic Surgery, Orthopaedic Trauma (DO) with Paul J Wisniewski DO Inc, practicing in Los Angeles, California. Enrolled in Medicare as practitioner - orthopedic surgery and practitioner - orthopedic surgery. Synthes Gmbh reported $2,401 in payments in 2025, mostly compensation for serving as faculty or as a speaker for a me. Lists Los Angeles General Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1881638583 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 15, 2006 |
| Last updated in NPPES | Sep 12, 2025 |
| Certified by provider | Sep 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Orthopaedic Trauma Primary | 207XX0801X | 14334 | 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 - Orthopedic Surgery (CA); Practitioner - Orthopedic Surgery (MA) |
|---|
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical group
- Paul J Wisniewski DO IncApple Valley, CA · 19 clinicians
Hospital affiliations
- Los Angeles General Medical CenterLos Angeles, CA
- Providence St Mary Medical CenterApple Valley, CA
Industry payments (Open Payments)
- 2025$2,401 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Synthes Gmbh | $2,401 | 3 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$1,500 · 1 payment
- Travel and Lodging$799.23 · 1 payment
- Food and Beverage$101.44 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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