Seth Michael Hollander, M.D.
NPI 1255451886ActiveIndividual· Allergy & Immunology· Austin, TX
Allergy & Immunology (M.D.) in Austin, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $587,508 for 1,030 claims, against $286,264 paid for services in 2024. Genzyme Corporation was the largest of 22 companies reporting payments in 2025, $4,469 in all, mostly food and beverage.
Overview
| NPI | 1255451886 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 29, 2007 |
| Last updated in NPPES | Nov 28, 2023 |
| Certified by provider | Nov 28, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | N9069 | TX |
| Internal Medicine | 207R00000X | N9069 | 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 - Allergy/Immunology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 288 |
|---|---|
| Services billed | 22,232 across 32 procedure codes |
| Paid by Medicare | $286,264 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,030 · 1,574 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $587,508 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Greater Austin Allergy, Asthma and Immunology PAAustin, TX · 9 clinicians
Industry payments (Open Payments)
- 2025$4,469 · 164 payments from 22 companies
- 2024$3,907 · 132 payments from 26 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $1,815 | 13 |
| Regeneron Healthcare Solutions, Inc. | $386.59 | 19 |
| Astrazeneca Pharmaceuticals LP | $283.81 | 24 |
| Novartis Pharmaceuticals Corporation | $271.63 | 15 |
| Glaxosmithkline, LLC. | $253.67 | 23 |
What the 2025 payments were for
- Food and Beverage$2,975 · 161 payments
- Consulting Fee$1,446 · 1 payment
- Education$34.00 · 1 payment
- Travel and Lodging$14.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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