Walter Cesar Guarino, M.D.
NPI 1366563199ActiveIndividual· Psychiatry & Neurology, Psychiatry· Vienna, VA
Opted out of Medicare from July 2017 to July 2027. Psychiatry & Neurology, Psychiatry (M.D.) in Vienna, Virginia, licensed in VA, with an NPI issued in April 2007. Part D covered 81 prescriptions written in 2024, 88% of them generic. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 3 companies reporting payments in 2025, $572.87 in all, mostly food and beverage.
Overview
| NPI | 1366563199 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 2, 2007 |
| Last updated in NPPES | Jul 12, 2022 |
| Certified by provider | Jul 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 0101027970 | 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 Jul 1, 2017 – Jul 1, 2027 |
| Can order and refer | Yes |
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) | 81 · 105 30-day fills |
|---|---|
| Total drug cost | $11,487 |
| Generic share | 88% of claims |
Industry payments (Open Payments)
- 2025$572.87 · 10 payments from 3 companies
- 2024$899.66 · 25 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $359.63 | 3 |
| Lundbeck LLC | $111.75 | 4 |
| Axsome Therapeutics, Inc. | $101.49 | 3 |
What the 2025 payments were for
- Food and Beverage$572.87 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other psychiatrists in Vienna
- 1437313988
- 1558517391
- 1225423577
- 1063686566
- 1134145170
- 1184087330
- 1396881082
- 1598030645
- 1043232945
- 1417354903
- 1538196126
- 1154281145
All 29 psychiatrists in Vienna · All psychiatrists in Virginia