Robert T. Mazurek, M.D.
NPI 1639191141ActiveIndividual· Orthopaedic Surgery· Ventura, CA
Orthopaedic Surgery (M.D.) in Ventura, California, trained at Louisiana State University School of Medicine in New Orleans (class of 1985). 178 Medicare patients in 2024, $51,597 paid; all of their 88 Part D prescriptions were generic. Cornerstone Medical Associates, Inc. was the largest of 3 companies reporting payments in 2024, $444.19 in all, mostly food and beverage.
Overview
| NPI | 1639191141 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 24, 2006 |
| Last updated in NPPES | Feb 28, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | A46108 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 457 across 17 procedure codes |
| Paid by Medicare | $51,597 |
Part D prescriptions in 2024
| Prescriptions (claims) | 88 · 90 30-day fills |
|---|---|
| Patients | 57 |
| Total drug cost | $957.32 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Community Memorial Health SystemOxnard, CA · 185 clinicians
Hospital affiliation
- Community Memorial Hospital - VenturaVentura, CA
Other facilities
- Assisted Home CareHome health agency · Ventura, CA
- Farmer's Home HealthHome health agency · Ventura, CA
Industry payments (Open Payments)
- 2024$444.19 · 4 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Cornerstone Medical Associates, Inc. | $257.66 | 2 |
| Zimmer Biomet Holdings, Inc. | $140.03 | 1 |
| Bone Support Inc. | $46.50 | 1 |
What the 2024 payments were for
- Food and Beverage$444.19 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 orthopedic surgeons in Ventura · All orthopedic surgeons in California