Mark Walker Smith, M.D.
NPI 1396715843ActiveIndividual· Specialist· Sheffield, AL
Specialist (M.D.) in Sheffield, Alabama, trained at Columbia University College of Physicians and Surgeons (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $427,013 for 3,314 claims, against $204,010 paid for services in 2024. Coloplast Corp was the largest of 16 companies reporting payments in 2025, $1,581 in all, mostly food and beverage.
Overview
| NPI | 1396715843 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 26, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 22634 | AL |
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 - Urology (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 605 |
|---|---|
| Services billed | 4,575 across 85 procedure codes |
| Paid by Medicare | $204,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,314 · 5,484 30-day fills |
|---|---|
| Patients | 713 |
| Total drug cost | $427,013 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Urology |
Medical group
- Helen Keller Specialty CareSheffield, AL · 27 clinicians
Hospital affiliations
- Helen Keller HospitalSheffield, AL
- North Alabama Medical CenterFlorence, AL
Industry payments (Open Payments)
- 2025$1,581 · 51 payments from 16 companies
- 2024$1,127 · 43 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coloplast Corp | $426.46 | 5 |
| Sumitomo Pharma America, Inc. | $233.38 | 11 |
| Calyxo, Inc. | $137.78 | 1 |
| Endo USA, Inc. | $127.24 | 6 |
| Boston Scientific Corporation | $115.77 | 4 |
What the 2025 payments were for
- Food and Beverage$1,581 · 51 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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