Nadarajah Vigneswaran, DMD
NPI 1750475224ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Houston, TX
Pathology, Anatomic Pathology & Clinical Pathology (DMD) with Physicians Referral Service and 2 other groups, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $27,047 for 746 claims, against $11,700 paid for services in 2024.
Overview
| NPI | 1750475224 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DMD |
| Sole proprietor | Yes |
| NPI issued | Oct 2, 2006 |
| Last updated in NPPES | Sep 26, 2024 |
| Certified by provider | Sep 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 20680 | TX |
| Dentist, Oral and Maxillofacial Pathology | 1223P0106X | 20680 | TX |
| Dentist, Oral and Maxillofacial Surgery | 1223S0112X | 20680 | 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 - Oral Surgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 113 |
|---|---|
| Services billed | 198 across 19 procedure codes |
| Paid by Medicare | $11,700 |
Part D prescriptions in 2024
| Prescriptions (claims) | 746 · 956 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $27,047 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Oral Surgery |
Medical groups
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
- Ut PhysiciansHouston, TX · 1,765 clinicians
- University of Texas Health Science Center at HoustonHouston, TX · 47 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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