Derek R. Smith, MD
NPI 1407869019ActiveIndividual· Psychiatry & Neurology, Neurology· Norwich, CT
Psychiatry & Neurology, Neurology (MD) in Norwich, Connecticut, trained at University of Texas Southwestern Medical School at Dallas (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $5,198,935 for 2,911 claims, against $24,719 paid for services in 2024. Tg Therapeutics, Inc. was the largest of 38 companies reporting payments in 2025, $77,297 in all, mostly speaking and faculty fees.
Overview
| NPI | 1407869019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 14, 2006 |
| Last updated in NPPES | Jul 19, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 43390 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 21,207 across 41 procedure codes |
| Paid by Medicare | $24,719 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,911 · 4,891 30-day fills |
|---|---|
| Patients | 374 |
| Total drug cost | $5,198,935 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Hartford Healthcare Medical Group Specialists PLLCBridgeport, CT · 1,588 clinicians
Hospital affiliations
- Hartford HospitalHartford, CT
- William W Backus HospitalNorwich, CT
Industry payments (Open Payments)
- 2025$77,297 · 318 payments from 38 companies
- 2024$53,088 · 265 payments from 33 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tg Therapeutics, Inc. | $53,682 | 39 |
| Biogen, Inc. | $11,619 | 29 |
| Emd Serono, Inc. | $2,704 | 32 |
| E.R. Squibb & Sons, L.L.C. | $2,428 | 4 |
| Amgen Inc. | $573.77 | 14 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$60,828 · 19 payments
- Food and Beverage$9,508 · 282 payments
- Travel and Lodging$3,479 · 10 payments
- Consulting Fee$3,446 · 5 payments
- Education$37.42 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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