#1 Knee
#9 Hip

Dr. David Allmacher, MD

Orthopedic Surgery
247 procedures 5 hospitals Missoula, MT
Latest available Medicare data — updated April 2026
Volume Leader Rising Star Top 10% Nationally
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 67 vs 36 avg (4,526 surgeons)
Knee 180 vs 45 avg (6,720 surgeons)

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

Knee Replacement
180 verified cases
#1 in Montana
Hip Replacement
67 verified cases
#9 in Montana
Estimated total: 670 – 750 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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.

Hip High
67 Avg: 54
Knee Very High
180 Avg: 58
Dr. Allmacher Montana Average

Contact & Location

Phone: 406-721-4436
2360 Mullan Rd Ste C
Missoula, MT 59808
NPI: 1295878890
Credentials: MD
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

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.

Years of Data 11
2023 Volume 247
Peak Volume 247 (2023)
Trend Growing

Hospital Affiliations & Quality

H
St Patrick Hospital
★★★★★
Missoula, MT
Similar to national avg
H
Community Medical Center
★★★★☆
Missoula, MT
Low case volume
H
St Luke Community Hospital
Ronan, MT
Low case volume
H
Providence St Joseph Medical Center
Polson, MT
Low case volume
H
St Peters Health
★★★★☆
Helena, MT
Similar to national avg

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.

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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.

SurgeonProceduresSpecialties
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

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. David Allmacher, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/mt/dr-david-allmacher-missoula.html

Link: https://orthoprocedures.com/surgeons/mt/dr-david-allmacher-missoula.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.