Dr. John Lammli, MD
Contact & Location
Norfolk, NE 68701
Dr. John Lammli is a board-certified orthopedic surgeon practicing in Norfolk, Nebraska. A Medicare provider since 2009, Dr. Lammli has completed 110 knee replacements (#5 in Nebraska), 44 hip replacements, and 34 shoulder replacements, totaling 188 Medicare-verified procedures.
In Nebraska, Dr. Lammli performs well above average in knee (110 vs 55 avg), near average in hip (44 vs 43 avg), near average in shoulder (34 vs 34 avg).
Dr. Lammli performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (110 cases), followed by hip replacements (44) and shoulder replacements (34).
Norfolk is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Norfolk area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Lammli extend back to 2015, covering 10 years of data. Over that period, recorded procedure volume increased from 18 to 188 in the most recent data, a 944% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Lammli's 110 verified procedures is more than 2x the national average of 45.
Verified Case Volume Trends (2013-Current)
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. Lammli Compares
Procedure volume compared to the Nebraska state average.
Volume Trend Analysis
Dr. Lammli's Medicare-recorded procedure volume has trended upward over 10 years, increasing 944% from 18 procedures in 2015 to 188 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.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
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. Lammli
How does Dr. Lammli's procedure volume compare to other Nebraska surgeons?
Dr. Lammli has performed 188 Medicare-verified joint replacement procedures. This is more than 2x the Nebraska average of 81 procedures per surgeon. Dr. Lammli ranks #5 out of 72 orthopedic surgeons in Nebraska.
What types of joint replacement does Dr. Lammli perform?
Dr. Lammli performs all three major joint replacement procedures: knee replacement (110 cases), hip replacement (44 cases), shoulder replacement (34 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.
How experienced is Dr. Lammli with knee replacement surgery?
Dr. Lammli ranks #5 in Nebraska for knee replacement with 110 Medicare-verified procedures. This high ranking among 72 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Lammli in Norfolk?
Yes. There are 2 orthopedic surgeons in Norfolk 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 Nebraska surgeons.
What does the Medicare data for Dr. Lammli 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. Lammli's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 188 procedures shown here.
Has Dr. Lammli's procedure volume changed over time?
Yes. Dr. Lammli's Medicare-recorded volume has increased from 18 procedures in 2015 to 188 in the most recent data, a 944% increase over 10 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 188 procedures in 2024.
Does Dr. Lammli perform more than one type of joint replacement?
Yes. Dr. Lammli's Medicare data shows procedures in knee replacement (110 cases), hip replacement (44 cases), shoulder replacement (34 cases). Performing all three major joint replacements places Dr. Lammli among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.
Which hospitals is Dr. Lammli affiliated with?
According to CMS facility affiliation data, Dr. Lammli is affiliated with Faith Regional Health Services, Providence Medical Center, Avera St Anthony'S Hospital, West Holt Memorial Hospital, Osmond General Hospital.
What are the quality ratings for hospitals where Dr. Lammli practices?
Faith Regional Health Services (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Providence Medical Center (insufficient case volume for complication rate comparison); Avera St Anthony'S Hospital (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 Norfolk, Nebraska
Dr. Lammli's 188 Medicare procedures are above the Norfolk average of 115. The table below compares verified procedure volumes for orthopedic surgeons practicing in Norfolk.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Jordan Ochs | 41 | Hip, Knee |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.