Walker Lyerly IV, M.D.
NPI 1912919267ActiveIndividual· Psychiatry & Neurology, Psychiatry· Arlington, VA
Opted out of Medicare from August 2022 to August 2028. Psychiatry & Neurology, Psychiatry (M.D.) in Arlington, Virginia, trained at Duke University School of Medicine (class of 1988). Part D covered 1,788 prescriptions written in 2024, 95% of them generic. Supernus Pharmaceuticals, Inc. was the largest of 9 companies reporting payments in 2025, $506.61 in all, mostly food and beverage.
Overview
| NPI | 1912919267 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 13, 2006 |
| Last updated in NPPES | Jul 15, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 0101048137 | VA |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | 0101048137 | VA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Aug 11, 2022 – Aug 11, 2028 |
| Can order and refer | No |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 1,788 · 2,801 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $98,882 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Psychiatry |
Industry payments (Open Payments)
- 2025$506.61 · 27 payments from 9 companies
- 2024$329.56 · 16 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Supernus Pharmaceuticals, Inc. | $143.14 | 13 |
| Corium, LLC | $77.30 | 3 |
| Vanda Pharmaceuticals Inc. | $76.84 | 2 |
| Otsuka America Pharmaceutical, Inc. | $55.24 | 3 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $49.60 | 2 |
What the 2025 payments were for
- Food and Beverage$506.61 · 27 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 53 psychiatrists in Arlington · All psychiatrists in Virginia