Walter Paul Werchan, M.D.
NPI 1013275304ActiveIndividual· Psychiatry & Neurology, Neurology· Austin, TX
Psychiatry & Neurology, Neurology (M.D.) in Austin, Texas, trained at University of Texas Medical Branch at Galveston (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $292,706 for 1,413 claims, against $180,595 paid for services in 2024. Abbvie Inc. was the largest of 32 companies reporting payments in 2025, $2,886 in all, mostly food and beverage.
Overview
| NPI | 1013275304 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 25, 2012 |
| Last updated in NPPES | May 17, 2026 |
| Certified by provider | May 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | Q8676 | TX |
| Internal Medicine | 207R00000X | BP10042772 | TX |
| Psychiatry & Neurology, Neurology | 2084N0400X | BP20048261 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 392 |
|---|---|
| Services billed | 6,353 across 30 procedure codes |
| Paid by Medicare | $180,595 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,413 · 3,223 30-day fills |
|---|---|
| Patients | 301 |
| Total drug cost | $292,706 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Neurology |
Medical group
- Mark Malone MD PARound Rock, TX · 103 clinicians
Other facilities
- Baylor Scott & White Institute for RehabilitationInpatient rehabilitation facility · Lakeway, TX
Industry payments (Open Payments)
- 2025$2,886 · 142 payments from 32 companies
- 2024$3,310 · 169 payments from 32 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $350.74 | 22 |
| Novartis Pharmaceuticals Corporation | $297.69 | 14 |
| Biogen, Inc. | $287.14 | 12 |
| Genentech USA, Inc. | $229.04 | 17 |
| Sk Life Science, Inc. | $132.76 | 5 |
What the 2025 payments were for
- Food and Beverage$2,886 · 142 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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