Steven T. Mast, MD
NPI 1174522429ActiveIndividual· Internal Medicine, Interventional Cardiology· Traverse City, MI
Internal Medicine, Interventional Cardiology (MD) in Traverse City, Michigan, trained at University of California, San Diego School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $570,294 for 3,265 claims, against $104,948 paid for services in 2024. Medtronic, Inc. was the largest of 10 companies reporting payments in 2025, $7,686 in all, mostly travel and lodging.
Overview
| NPI | 1174522429 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 19, 2005 |
| Last updated in NPPES | Apr 10, 2024 |
| Certified by provider | Apr 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 140260 | MT |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 4301087485 | MI |
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 - Interventional Cardiology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,238 |
|---|---|
| Services billed | 2,163 across 65 procedure codes |
| Paid by Medicare | $104,948 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,265 · 8,381 30-day fills |
|---|---|
| Patients | 777 |
| Total drug cost | $570,294 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical group
- Mercy Health Westshore Cardiology ServicesMuskegon, MI · 37 clinicians
Hospital affiliations
- Corewell Health Ludington HospitalLudington, MI
- Great Falls Clinic HospitalGreat Falls, MT
- Mercy Health Lakeshore CampusShelby, MI
- Trinity Health Grand Haven HospitalGrand Haven, MI
- Trinity Health Muskegon HospitalMuskegon, MI
Industry payments (Open Payments)
- 2025$7,686 · 77 payments from 10 companies
- 2024$1,583 · 11 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $4,588 | 46 |
| Boston Scientific Corporation | $1,313 | 8 |
| Incyte Corporation | $610.75 | 4 |
| Abbott Laboratories | $557.79 | 5 |
| Shockwave Medical, Inc | $186.83 | 3 |
What the 2025 payments were for
- Travel and Lodging$5,361 · 28 payments
- Food and Beverage$2,325 · 49 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other interventional cardiologists in Traverse City
- 1396126595
- 1841238151
- 1245916709