Dr. Andrew Mulder, M.D.
Dr. Andrew Mulder is a board-certified orthopedic surgeon practicing in Sartell, Minnesota. A Medicare provider since 2009, Dr. Mulder has performed 55 Medicare-verified hip replacements (#11 in Minnesota) and 52 knee replacements, for a combined total of 107 procedures.
In Minnesota, Dr. Mulder performs well above average in hip (55 vs 27 avg), above average in knee (52 vs 32 avg).
Dr. Mulder's reported Medicare volume is split between hip replacements (55 cases) and knee replacements (52 cases).
Beyond general orthopedic surgery, Dr. Mulder holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
Sartell is home to 7 orthopedic surgeons in the current Medicare dataset. Patients in the Sartell area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Mulder extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 37 to 107 in the most recent data, a 189% increase. This sustained growth reflects an expanding joint replacement practice.
Among 4,526 hip replacement surgeons tracked nationally, Dr. Mulder's 55 verified procedures is above the national average of 36.
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. Mulder Compares
Procedure volume compared to the Minnesota state average.
Contact & Location
Sartell, MN 56377
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Mulder's Medicare-recorded procedure volume has trended upward over 11 years, increasing 189% from 37 procedures in 2013 to 107 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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
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.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
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.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Mulder
How does Dr. Mulder's procedure volume compare to other Minnesota surgeons?
Dr. Mulder has performed 107 Medicare-verified joint replacement procedures. This is more than 2x the Minnesota average of 47 procedures per surgeon. Dr. Mulder ranks #13 out of 179 orthopedic surgeons in Minnesota.
What types of joint replacement does Dr. Mulder perform?
Dr. Mulder's Medicare data shows procedures in hip replacement (55 cases) and knee replacement (52 cases).
How experienced is Dr. Mulder with hip replacement surgery?
Dr. Mulder ranks #11 in Minnesota for hip replacement with 55 Medicare-verified procedures. This high ranking among 179 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Mulder in Sartell?
Yes. There are 7 orthopedic surgeons in Sartell 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 Minnesota surgeons.
What does the Medicare data for Dr. Mulder 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. Mulder's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 107 procedures shown here.
Has Dr. Mulder's procedure volume changed over time?
Yes. Dr. Mulder's Medicare-recorded volume has increased from 37 procedures in 2013 to 107 in the most recent data, a 189% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 109 procedures in 2022.
Does Dr. Mulder perform more than one type of joint replacement?
Yes. Dr. Mulder's Medicare data shows procedures in hip replacement (55 cases), knee replacement (52 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Mulder affiliated with?
According to CMS facility affiliation data, Dr. Mulder is affiliated with Meeker Memorial Hospital, St Cloud Hospital, Centracare-Sauk Centre Hospital.
How does Dr. Mulder compare to other orthopedic surgeons in Sartell?
Among the 7 orthopedic surgeons in Sartell, Dr. Mulder ranks #1 by total Medicare procedure volume. Dr. Mulder has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Mulder practices?
Meeker Memorial Hospital (insufficient case volume for complication rate comparison); St Cloud Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Centracare-Sauk Centre 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 Sartell, Minnesota
Dr. Mulder's 107 Medicare procedures are above the Sartell average of 50. The table below compares verified procedure volumes for orthopedic surgeons practicing in Sartell.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Joseph Nessler | 106 | Hip, Knee |
| Dr. Kim Schaap | 37 | Knee |
| Dr. Matthew Hwang | 34 | Shoulder |
| Dr. Eric Green | 32 | Knee |
| Dr. Michael Murphy | 18 | Knee |
| Dr. Chad Holien | 16 | Hip |
Patient Reviews & Ratings
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