Vasilios Mathews, M.D.
NPI 1104814532ActiveIndividual· Orthopaedic Surgery· Houston, TX
Orthopaedic Surgery (M.D.) in Houston, Texas, trained at Columbia University College of Physicians and Surgeons (class of 1996). 693 Medicare patients in 2024, $412,943 paid; nearly all of their 2,609 Part D prescriptions were generic (96%). Medical Device Business Services, Inc. was the largest of 3 companies reporting payments in 2025, $4,175 in all, mostly consulting fees.
Overview
| NPI | 1104814532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 10, 2005 |
| Last updated in NPPES | Oct 3, 2024 |
| Certified by provider | Oct 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | L7475 | TX |
| Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery | 207XS0114X | L7475 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 693 |
|---|---|
| Services billed | 5,629 across 44 procedure codes |
| Paid by Medicare | $412,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,609 · 2,813 30-day fills |
|---|---|
| Patients | 447 |
| Total drug cost | $41,009 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Ortholonestar PLLCBaytown, TX · 428 clinicians
Hospital affiliations
- Houston Methodist Clear Lake HospitalNassau Bay, TX
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Houston Physicians HospitalWebster, TX
- Texas Orthopedic HospitalHouston, TX
Other facilities
- Home Health ProfessionalsHome health agency · Houston, TX
Industry payments (Open Payments)
- 2025$4,175 · 6 payments from 3 companies
- 2024$303.47 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $3,390 | 1 |
| Zimmer Biomet Holdings, Inc. | $623.41 | 4 |
| Stryker Corporation | $161.62 | 1 |
What the 2025 payments were for
- Consulting Fee$3,390 · 1 payment
- Travel and Lodging$488.97 · 2 payments
- Food and Beverage$161.62 · 1 payment
- Education$134.44 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 301 orthopedic surgeons in Houston · All orthopedic surgeons in Texas