Coronary stent in Montana: the highest-volume physicians
17 physicians in Montana billed Medicare for 838 coronary stent procedures in 2024. The top 17, with the year before beside it.
Top 17
| Rank | Physician | 2024 | 2023 | Change |
|---|---|---|---|---|
| 1 | Michael C. Reed, MDInterventional Cardiology · Missoula | 104 | 146 | −29% |
| 2 | Shunsuke Aoi, MDInterventional Cardiology · Billings | 93 | 63 | +48% |
| 3 | James T. Maddux, MDCardiology · Missoula | 87 | 74 | +18% |
| 4 | Daniel B. Spoon, MDInterventional Cardiology · Missoula | 69 | 91 | −24% |
| 5 | Arthur J. Rabinowitz, MDCardiology · Billings | 66 | 77 | −14% |
| 6 | Claudia M. Lama Von Buchwald, MDInterventional Cardiology · Billings | 62 | 20 | +210% |
| 7 | Brian R. Rah, MDInterventional Cardiology · Billings | 52 | 98 | −47% |
| 8 | Ronald B. Henckel, MDCardiology · Billings | 46 | 56 | −18% |
| 8 | William L. Hull, DOInterventional Cardiology · Butte | 46 | 28 | +64% |
| 10 | Joshua C. Vogt, MDInterventional Cardiology · Kalispell | 40 | 34 | +18% |
| 11 | Per Sommer, MDInterventional Cardiology · Billings | 33 | 18 | |
| 12 | Joseph C. Apostol, MDCardiology · Billings | 31 | 23 | +35% |
| 13 | Nathaniel L. Hall, MDCardiology · Kalispell | 29 | 29 | +0% |
| 13 | Morgan S. Kellogg, MDCardiology · Missoula | 29 | 34 | −15% |
| 15 | Michael E. Ritchie, MDCardiology · Great Falls | 23 | 79 | −71% |
| 16 | Dane E. Sobek, MDInterventional Cardiology · Bozeman | 15 | 17 | |
| 17 | Alrich L. Gray, MDClinical Cardiac Electrophysiology · Great Falls | 13 | 13 |
A rank counts procedures billed under the physician's own NPI (CPT 92928), in 2024, Medicare fee-for-service only. A surgeon who mostly treats younger or Medicare Advantage patients will rank lower than their total volume. Method and limits.