Mark Donald Fleming, MD
NPI 1841255932ActiveIndividual· Surgery, Vascular Surgery· Sioux Falls, SD
Surgery, Vascular Surgery (MD) in Sioux Falls, South Dakota, trained at University of Arizona College of Medicine (class of 2003). In 2024 Medicare paid $246,442 for 891 patients, and Part D covered 363 of their prescriptions, 77% of them generic. Boston Scientific Corporation was the largest of 12 companies reporting payments in 2025, $11,002 in all, mostly consulting fees.
Overview
| NPI | 1841255932 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 20, 2006 |
| Last updated in NPPES | Jul 7, 2023 |
| Certified by provider | Jul 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 14037 | SD |
| Surgery | 208600000X | 51100 | MN |
| Surgery, Vascular Surgery | 2086S0129X | TP952 | KY |
| Surgery, Vascular Surgery | 2086S0129X | 55554 | KY |
| Surgery, Vascular Surgery | 2086S0129X | 51100 | MN |
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 - Vascular Surgery (IA); Practitioner - Vascular Surgery (KY); Practitioner - Vascular Surgery (SD); Practitioner - Vascular Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 891 |
|---|---|
| Services billed | 2,624 across 164 procedure codes |
| Paid by Medicare | $246,442 |
Part D prescriptions in 2024
| Prescriptions (claims) | 363 · 709 30-day fills |
|---|---|
| Patients | 108 |
| Total drug cost | $56,629 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Arizona College of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Vascular Surgery |
Medical group
- Heart Hospital of South Dakota LLCSioux Falls, SD · 67 clinicians
Hospital affiliations
- Avera Heart Hospital of South DakotaSioux Falls, SD
- Avera McKennan Hospital & University Health CenterSioux Falls, SD
- Lakes Regional HealthcareSpirit Lake, IA
- Prairie Lakes Healthcare System, IncWatertown, SD
- Spencer Municipal HospitalSpencer, IA
Industry payments (Open Payments)
- 2025$11,002 · 56 payments from 12 companies
- 2024$16,291 · 42 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $8,383 | 21 |
| Medtronic, Inc. | $1,395 | 15 |
| W. L. Gore & Associates, Inc. | $424.89 | 6 |
| Penumbra, Inc. | $246.03 | 4 |
| Abbott Laboratories | $172.12 | 1 |
What the 2025 payments were for
- Consulting Fee$7,781 · 5 payments
- Food and Beverage$2,368 · 47 payments
- Travel and Lodging$852.46 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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