Dr. David Allmacher, MD
Dr. David Allmacher is a board-certified orthopedic surgeon practicing in Missoula, Montana. A Medicare provider since 2007, Dr. Allmacher has performed 180 Medicare-verified knee replacements (#1 in Montana) and 67 hip replacements, for a combined total of 247 procedures.
In Montana, Dr. Allmacher performs well above average in knee (180 vs 58 avg), above average in hip (67 vs 54 avg).
Dr. Allmacher's reported Medicare volume is split between knee replacements (180 cases) and hip replacements (67 cases).
Missoula is home to 9 orthopedic surgeons in the current Medicare dataset. Patients in the Missoula area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Allmacher extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 149 to 247 in the most recent data, a 66% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Allmacher's 180 verified procedures is more than 4x the national average of 45, ranking #82 nationally.
Verified Medicare Cases
How is this estimated?
Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.
How Dr. Allmacher Compares
Procedure volume compared to the Montana state average.
Contact & Location
Missoula, MT 59808
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Allmacher's Medicare-recorded procedure volume has trended upward over 11 years, increasing 66% from 149 procedures in 2013 to 247 in the most recent data.
Hospital Affiliations & Quality
Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.
Patient Resources: Preparing for Knee Replacement
If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full knee replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Allmacher
How does Dr. Allmacher's procedure volume compare to other Montana surgeons?
Dr. Allmacher has performed 247 Medicare-verified joint replacement procedures. This is more than 3x the Montana average of 81 procedures per surgeon. Dr. Allmacher ranks #3 out of 45 orthopedic surgeons in Montana.
What types of joint replacement does Dr. Allmacher perform?
Dr. Allmacher's Medicare data shows procedures in knee replacement (180 cases) and hip replacement (67 cases).
How experienced is Dr. Allmacher with knee replacement surgery?
Dr. Allmacher ranks #1 in Montana for knee replacement with 180 Medicare-verified procedures. This high ranking among 45 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Allmacher in Missoula?
Yes. There are 9 orthopedic surgeons in Missoula in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all Montana surgeons.
What does the Medicare data for Dr. Allmacher represent?
The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Allmacher's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 247 procedures shown here.
Has Dr. Allmacher's procedure volume changed over time?
Yes. Dr. Allmacher's Medicare-recorded volume has increased from 149 procedures in 2013 to 247 in the most recent data, a 66% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 247 procedures in 2023.
Does Dr. Allmacher perform more than one type of joint replacement?
Yes. Dr. Allmacher's Medicare data shows procedures in knee replacement (180 cases), hip replacement (67 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Allmacher affiliated with?
According to CMS facility affiliation data, Dr. Allmacher is affiliated with St Patrick Hospital, Community Medical Center, St Luke Community Hospital, Providence St Joseph Medical Center, St Peters Health.
How does Dr. Allmacher compare to other orthopedic surgeons in Missoula?
Among the 9 orthopedic surgeons in Missoula, Dr. Allmacher ranks #1 by total Medicare procedure volume. Dr. Allmacher has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Allmacher practices?
St Patrick Hospital (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Community Medical Center (4 out of 5 CMS stars, insufficient case volume for complication rate comparison); St Luke Community Hospital (insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Missoula, Montana
Dr. Allmacher's 247 Medicare procedures are above the Missoula average of 130. The table below compares verified procedure volumes for orthopedic surgeons practicing in Missoula.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Daniel Whiting | 196 | Hip, Knee |
| Dr. Mark Channer | 176 | Hip, Knee |
| Dr. Christopher Price | 97 | Hip, Knee, Shoulder |
| Dr. Gary Willstein | 86 | Hip, Knee, Shoulder |
| Dr. Justin Jacobson | 55 | Shoulder |
| Dr. Larry Stayner | 52 | Knee, Shoulder |
Patient Reviews & Ratings
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