Mark A. Ludwig, M.D.
NPI 1841220498ActiveIndividual· Surgery· Saint Louis, MO
Surgery (M.D.) in Saint Louis, Missouri, licensed in MO, with an NPI issued in July 2006. Mostly services rather than prescriptions: Medicare paid $28,615 for 92 patients in 2024, with only 43 Part D claims. Organogenesis Inc. was the largest of 2 companies reporting payments in 2024, $42.63 in all, mostly food and beverage.
Overview
| NPI | 1841220498 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | May 20, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | R8139 | 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 - General Surgery (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 661 across 27 procedure codes |
| Paid by Medicare | $28,615 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 47 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $1,731 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2024$42.63 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Organogenesis Inc. | $26.19 | 1 |
| Smith+nephew, Inc. | $16.44 | 1 |
What the 2024 payments were for
- Food and Beverage$42.63 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 273 general surgeons in Saint Louis · All general surgeons in Missouri