William Oliver Mann, D.O.
NPI 1649211715ActiveIndividual· Psychiatry & Neurology, Psychiatry· Wilson, NC
Psychiatry & Neurology, Psychiatry (D.O.) in Wilson, North Carolina, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $2,618,448 for 3,737 claims, against $68,242 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 10 companies reporting payments in 2025, $837.96 in all, mostly food and beverage.
Overview
| NPI | 1649211715 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 9, 2006 |
| Last updated in NPPES | May 25, 2022 |
| Certified by provider | May 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 200001510 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 111 |
|---|---|
| Services billed | 955 across 4 procedure codes |
| Paid by Medicare | $68,242 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,737 · 3,909 30-day fills |
|---|---|
| Patients | 117 |
| Total drug cost | $2,618,448 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Psychiatry |
Medical group
- Living Well Behavioral Health IncFayetteville, NC · 2 clinicians
Industry payments (Open Payments)
- 2025$837.96 · 46 payments from 10 companies
- 2024$1,211 · 71 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $280.11 | 13 |
| Teva Pharmaceuticals USA, Inc. | $215.27 | 17 |
| Alkermes, Inc. | $84.64 | 4 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $48.93 | 2 |
| E.R. Squibb & Sons, L.L.C. | $43.24 | 2 |
What the 2025 payments were for
- Food and Beverage$837.96 · 46 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Psychiatry & Neurology, Psychiatry providers in North Carolina →