Nana E. Dadson, M.D.
NPI 1942280276ActiveIndividual· Psychiatry & Neurology, Psychiatry· Lawrence, KS
Psychiatry & Neurology, Psychiatry (M.D.) in Lawrence, Kansas, trained at Tufts University School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $243,512 for 2,886 claims, against $11,088 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 2 companies reporting payments in 2025, $35.46 in all, mostly food and beverage.
Overview
| NPI | 1942280276 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 20, 2006 |
| Last updated in NPPES | Jan 27, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | MD11304 | RI |
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 - Psychiatry (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 78 |
|---|---|
| Services billed | 214 across 10 procedure codes |
| Paid by Medicare | $11,088 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,886 · 3,001 30-day fills |
|---|---|
| Patients | 82 |
| Total drug cost | $243,512 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Psychiatry |
Medical group
- Bert Nash Community Mental Health Center IncLawrence, KS · 28 clinicians
Industry payments (Open Payments)
- 2025$35.46 · 2 payments from 2 companies
- 2024$13.83 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $18.65 | 1 |
| Alkermes, Inc. | $16.81 | 1 |
What the 2025 payments were for
- Food and Beverage$35.46 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 psychiatrists in Lawrence · All psychiatrists in Kansas