Hip replacement in Montana: the highest-volume physicians
20 physicians in Montana billed Medicare for 1,012 hip replacement procedures in 2024. The top 20, with the year before beside it.
Top 20
| Rank | Physician | 2024 | 2023 | Change |
|---|---|---|---|---|
| 1 | Michael T. Groover, DOOrthopedic Surgery · Billings | 98 | 94 | +4% |
| 2 | Mark A. Channer, MDOrthopedic Surgery · Missoula | 91 | 92 | −1% |
| 3 | Daniel R. Whiting, MDOrthopedic Surgery · Missoula | 87 | 120 | −27% |
| 4 | David H. Allmacher, MDOrthopedic Surgery · Missoula | 77 | 67 | +15% |
| 5 | Joseph H. Bergman, MDOrthopedic Surgery · Kalispell | 76 | 67 | +13% |
| 5 | Zachary B. Scheer, MDOrthopedic Surgery · Billings | 76 | 86 | −12% |
| 7 | Kerry S. Hale, MDOrthopedic Surgery · Helena | 69 | 61 | +13% |
| 8 | Matthew A. Kopplin, MDOrthopedic Surgery · Billings | 62 | 70 | −11% |
| 9 | Timothy A. Joyce, MDOrthopedic Surgery · Kalispell | 57 | 52 | +10% |
| 10 | Jace Bullard, MDOrthopedic Surgery · Great Falls | 55 | 53 | +4% |
| 11 | Martin K. Gelbke, MDOrthopedic Surgery · Bozeman | 54 | 68 | −21% |
| 12 | Steven Fischer, MDOrthopedic Surgery · Billings | 52 | 46 | +13% |
| 13 | Dean C. Sukin, MDOrthopedic Surgery · Bozeman | 35 | 87 | −60% |
| 14 | Andrew Blackman, MDOrthopedic Surgery · Great Falls | 28 | 35 | −20% |
| 15 | Gregg D. Pike, MDOrthopedic Surgery · Great Falls | 23 | 32 | −28% |
| 16 | Gary J. Willstein, MDOrthopedic Surgery · Missoula | 17 | 22 | −23% |
| 17 | Peter D. Hanson, MDOrthopedic Surgery · Helena | 16 | — | |
| 18 | Christopher R. Price, MDOrthopedic Surgery · Missoula | 15 | 21 | −29% |
| 19 | Timothy G. Hiesterman, DOOrthopedic Surgery · Bozeman | 13 | — | |
| 20 | Michael P. Bryant, DOOrthopedic Surgery · Great Falls | 11 | — |
A rank counts procedures billed under the physician's own NPI (CPT 27130), 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.