Dan Vaisman, M.D.
NPI 1558339663ActiveIndividual· Internal Medicine, Cardiovascular Disease· Round Rock, TX
Internal Medicine, Cardiovascular Disease (M.D.) with Seton Family of Doctors, practicing in Round Rock, Texas. Their prescriptions cost Medicare Part D more than their services did: $656,256 for 4,333 claims, against $143,753 paid for services in 2024. Biosense Webster, Inc. was the largest of 3 companies reporting payments in 2025, $118.06 in all, mostly food and beverage. Lists Ascension Seton Highland Lakes and 1 other hospital as hospital affiliations.
Overview
| NPI | 1558339663 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 14, 2006 |
| Last updated in NPPES | Dec 22, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | M0332 | 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 - Cardiovascular Disease (Cardiology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 695 |
|---|---|
| Services billed | 2,256 across 35 procedure codes |
| Paid by Medicare | $143,753 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,333 · 11,497 30-day fills |
|---|---|
| Patients | 610 |
| Total drug cost | $656,256 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Seton Family of DoctorsAustin, TX · 792 clinicians
Hospital affiliations
- Ascension Seton Highland LakesBurnet, TX
- Ascension Seton WilliamsonRound Rock, TX
Industry payments (Open Payments)
- 2025$118.06 · 3 payments from 3 companies
- 2024$358.61 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $76.57 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $24.02 | 1 |
| E.R. Squibb & Sons, L.L.C. | $17.47 | 1 |
What the 2025 payments were for
- Food and Beverage$118.06 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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