William Todd Weiss, M.D.
NPI 1386713808ActiveIndividual· Internal Medicine· Memphis, TN
Internal Medicine (M.D.) in Memphis, Tennessee, trained at East Tennessee State University Quillen College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $633,469 for 6,227 claims, against $81,394 paid for services in 2024. Lilly USA, LLC was the largest of 7 companies reporting payments in 2025, $474.17 in all, mostly food and beverage.
Overview
| NPI | 1386713808 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 7, 2006 |
| Last updated in NPPES | May 17, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD021817 | TN |
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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 360 |
|---|---|
| Services billed | 1,694 across 28 procedure codes |
| Paid by Medicare | $81,394 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,227 · 13,219 30-day fills |
|---|---|
| Patients | 362 |
| Total drug cost | $633,469 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | East Tennessee State University Quillen College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Baptist Memorial HospitalMemphis, TN
- Baptist Memorial Hospital TiptonCovington, TN
- Methodist Hospitals of MemphisMemphis, TN
Other facilities
- Allen Morgan Health and Rehabilitation CenterNursing home · Memphis, TN
Industry payments (Open Payments)
- 2025$474.17 · 23 payments from 7 companies
- 2024$379.96 · 17 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $125.23 | 7 |
| C2n Diagnostics, LLC | $90.18 | 4 |
| Amgen Inc. | $79.78 | 4 |
| Novartis Pharmaceuticals Corporation | $74.49 | 3 |
| Novo Nordisk Inc | $51.59 | 2 |
What the 2025 payments were for
- Food and Beverage$474.17 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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