Dr. James Nieman, M.D.
Dr. James Nieman is a board-certified orthopedic surgeon practicing in Lima, Ohio. Dr. Nieman has performed 78 Medicare-verified knee replacements (#34 in Ohio) and 21 hip replacements, for a combined total of 99 procedures.
In Ohio, Dr. Nieman performs above average in knee (78 vs 40 avg), below average in hip (21 vs 31 avg).
Dr. Nieman's practice is heavily focused on knee replacement surgery, which accounts for 79% of reported Medicare volume.
Lima is home to 15 orthopedic surgeons in the current Medicare dataset. Patients in the Lima area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Nieman extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 72 to 99 in the most recent data, a 38% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Nieman's 78 verified procedures is above the national average of 45.
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. Nieman Compares
Procedure volume compared to the Ohio state average.
Contact & Location
Lima, OH 45804
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Nieman's Medicare-recorded procedure volume has trended upward over 11 years, increasing 38% from 72 procedures in 2013 to 99 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.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
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.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
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. Nieman
How does Dr. Nieman's procedure volume compare to other Ohio surgeons?
Dr. Nieman has performed 99 Medicare-verified joint replacement procedures. This is significantly above the Ohio average of 57 procedures per surgeon. Dr. Nieman ranks #61 out of 378 orthopedic surgeons in Ohio.
What types of joint replacement does Dr. Nieman perform?
Dr. Nieman's Medicare data shows procedures in knee replacement (78 cases) and hip replacement (21 cases).
Are there other orthopedic surgeons near Dr. Nieman in Lima?
Yes. There are 15 orthopedic surgeons in Lima 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 Ohio surgeons.
What does the Medicare data for Dr. Nieman 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. Nieman's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 99 procedures shown here.
Has Dr. Nieman's procedure volume changed over time?
Yes. Dr. Nieman's Medicare-recorded volume has increased from 72 procedures in 2013 to 99 in the most recent data, a 38% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 99 procedures in 2023.
Does Dr. Nieman perform more than one type of joint replacement?
Yes. Dr. Nieman's Medicare data shows procedures in knee replacement (78 cases), hip replacement (21 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Nieman affiliated with?
According to CMS facility affiliation data, Dr. Nieman is affiliated with Institute For Orthopaedic Surgery, Van Wert County Hospital, Mercy Health-St Rita'S Medical Center, Hardin Memorial Hospital, Lima Memorial Health System.
How does Dr. Nieman compare to other orthopedic surgeons in Lima?
Among the 15 orthopedic surgeons in Lima, Dr. Nieman ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Lima has 165 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Nieman practices?
Institute For Orthopaedic Surgery (hip/knee complication rate similar to national average); Van Wert County Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Mercy Health-St Rita'S Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Lima, Ohio
Dr. Nieman's 99 Medicare procedures are below the Lima average of 100. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lima.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. James Patterson | 165 | Hip, Knee |
| Dr. Chad Broering | 129 | Hip, Knee, Shoulder |
| Dr. Jeffery McMath | 122 | Hip, Knee |
| Dr. Andrew Layne | 67 | Hip, Knee |
| Dr. Steven Haman | 61 | Hip, Knee |
| Dr. Samir Patel | 57 | Shoulder |
Patient Reviews & Ratings
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