Dr. James Patterson, M.D
Dr. James Patterson is a board-certified orthopedic surgeon practicing in Lima, Ohio. A Medicare provider since 2006, Dr. Patterson has performed 91 Medicare-verified knee replacements (#22 in Ohio) and 74 hip replacements, for a combined total of 165 procedures.
In Ohio, Dr. Patterson performs well above average in knee (91 vs 40 avg), well above average in hip (74 vs 31 avg).
Dr. Patterson's reported Medicare volume is split between knee replacements (91 cases) and hip replacements (74 cases).
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. Patterson extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 130 to 165 in the most recent data, a 27% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Patterson's 91 verified procedures is more than 2x 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. Patterson Compares
Procedure volume compared to the Ohio state average.
Contact & Location
Lima, OH 45804
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Patterson's Medicare-recorded procedure volume has trended upward over 11 years, increasing 27% from 130 procedures in 2013 to 165 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.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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. Patterson
How does Dr. Patterson's procedure volume compare to other Ohio surgeons?
Dr. Patterson has performed 165 Medicare-verified joint replacement procedures. This is more than 2x the Ohio average of 57 procedures per surgeon. Dr. Patterson ranks #17 out of 378 orthopedic surgeons in Ohio.
What types of joint replacement does Dr. Patterson perform?
Dr. Patterson's Medicare data shows procedures in knee replacement (91 cases) and hip replacement (74 cases).
Are there other orthopedic surgeons near Dr. Patterson 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. Patterson 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. Patterson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 165 procedures shown here.
Has Dr. Patterson's procedure volume changed over time?
Yes. Dr. Patterson's Medicare-recorded volume has increased from 130 procedures in 2013 to 165 in the most recent data, a 27% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 177 procedures in 2018.
Does Dr. Patterson perform more than one type of joint replacement?
Yes. Dr. Patterson's Medicare data shows procedures in knee replacement (91 cases), hip replacement (74 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Patterson affiliated with?
According to CMS facility affiliation data, Dr. Patterson is affiliated with Institute For Orthopaedic Surgery, Grand Lake Health System, Mercy Health-St Rita'S Medical Center, Mercer County Joint Township Community Hospital, Lima Memorial Health System.
How does Dr. Patterson compare to other orthopedic surgeons in Lima?
Among the 15 orthopedic surgeons in Lima, Dr. Patterson ranks #1 by total Medicare procedure volume. Dr. Patterson has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Patterson practices?
Institute For Orthopaedic Surgery (hip/knee complication rate similar to national average); Grand Lake Health System (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); 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. Patterson's 165 Medicare procedures are above the Lima average of 100. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lima.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Chad Broering | 129 | Hip, Knee, Shoulder |
| Dr. Jeffery McMath | 122 | Hip, Knee |
| Dr. James Nieman | 99 | 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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