Steven M. Mackay, D.O.
NPI 1942254834ActiveIndividual· Internal Medicine, Interventional Cardiology· Columbia, MO
Internal Medicine, Interventional Cardiology (D.O.) with Fisher-Titus Medical Care LLC and 2 other groups, practicing in Columbia, Missouri. Their prescriptions cost Medicare Part D more than their services did: $564,722 for 4,575 claims, against $160,431 paid for services in 2024. Boston Scientific Corporation was the largest of 11 companies reporting payments in 2025, $550.82 in all, mostly food and beverage. Lists Boone Hospital Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1942254834 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 22, 2006 |
| Last updated in NPPES | Feb 21, 2025 |
| Certified by provider | Feb 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 2021034001 | MO |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 2021034001 | MO |
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 - Interventional Cardiology (MO); Practitioner - Internal Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,036 |
|---|---|
| Services billed | 3,444 across 99 procedure codes |
| Paid by Medicare | $160,431 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,575 · 9,784 30-day fills |
|---|---|
| Patients | 574 |
| Total drug cost | $564,722 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- Fisher-Titus Medical Care LLCWillard, OH · 82 clinicians
- Chas Physician Services LLCColumbia, MO · 25 clinicians
- BrhcSedalia, MO · 8 clinicians
Hospital affiliations
- Boone Hospital CenterColumbia, MO
- Bothwell Regional Health CenterSedalia, MO
- Fisher-Titus HospitalNorwalk, OH
- Macon County Samaritan Memorial HospitalMacon, MO
- Moberly Regional Medical CenterMoberly, MO
Industry payments (Open Payments)
- 2025$550.82 · 18 payments from 11 companies
- 2024$966.31 · 44 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $119.04 | 1 |
| Medtronic, Inc. | $88.87 | 1 |
| Abiomed | $56.81 | 2 |
| Abbott Laboratories | $55.24 | 2 |
| E.R. Squibb & Sons, L.L.C. | $54.76 | 3 |
What the 2025 payments were for
- Food and Beverage$550.82 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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