Melvin J. Butler, MD
NPI 1841278850ActiveIndividual· Internal Medicine· Clayton, MO
Internal Medicine (MD) in Clayton, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $135,946 for 3,706 claims, against $22,625 paid for services in 2024.
Overview
| NPI | 1841278850 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 9, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 108197 | MO |
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 - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 84 |
|---|---|
| Services billed | 343 across 8 procedure codes |
| Paid by Medicare | $22,625 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,706 · 8,238 30-day fills |
|---|---|
| Patients | 300 |
| Total drug cost | $135,946 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Mercy Hospital St LouisSaint Louis, MO
- Missouri Baptist Medical CenterSaint Louis, MO
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Clayton
- 1518764935
- 1699516690
- 1154127660
- 1104465277
- 1023096187
- 1669429908
- 1700990942
- 1376999417
- 1467722777