Dr. John Lannin, MD
Contact & Location
650-321-4121
Palo Alto, CA 94301
About Dr. Lannin
Dr. John Lannin is a board-certified orthopedic surgeon practicing in Palo Alto, California. A Medicare provider since 2006, Dr. Lannin performed 36 Medicare-verified knee replacements in the latest annual CMS data, ranking #213 in California.
In California, Dr. Lannin performs below the state average in knee (36 vs 47).
Dr. Lannin's Medicare data shows a focused knee replacement practice with 36 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Palo Alto is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Palo Alto area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Lannin's Medicare data spans 12 years, beginning in 2013. Volume peaked at 137 procedures in 2016 before settling at 36 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Lannin's 36 verified procedures is near the national average of 45.
Verified Case Volume Trends (2013-Current)
| Year | Hip Replacement | Knee Replacement |
|---|---|---|
| 2013 | 50 | 80 |
| 2014 | 51 | 77 |
| 2015 | 41 | 85 |
| 2016 | 49 | 88 |
| 2017 | 47 | 73 |
| 2018 | 45 | 73 |
| 2019 | 35 | 59 |
| 2020 | 28 | 42 |
| 2021 | 18 | 37 |
| 2022 | 17 | 49 |
| 2023 | 0 | 39 |
| 2024 | 0 | 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. Lannin Compares
Procedure volume compared to the California state average.
Volume Trend Analysis
Dr. Lannin's recorded volume peaked at 137 procedures in 2016 and stood at 36 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
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 Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Lannin
How does Dr. Lannin's procedure volume compare to other California surgeons?
Dr. Lannin has performed 36 Medicare-verified joint replacement procedures. The California average is 68 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Lannin ranks #357 out of 613 orthopedic surgeons in California.
What types of joint replacement does Dr. Lannin perform?
Dr. Lannin's reported Medicare volume is focused on knee replacement, with 36 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Lannin in Palo Alto?
Yes. There are 4 orthopedic surgeons in Palo Alto 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 California surgeons.
What does the Medicare data for Dr. Lannin 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. Lannin's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 36 procedures shown here.
Has Dr. Lannin's procedure volume changed over time?
Dr. Lannin's Medicare-recorded volume peaked at 137 procedures in 2016 and was 36 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.
Which hospitals is Dr. Lannin affiliated with?
According to CMS facility affiliation data, Dr. Lannin is affiliated with Sequoia Hospital.
How does Dr. Lannin compare to other orthopedic surgeons in Palo Alto?
Among the 4 orthopedic surgeons in Palo Alto, Dr. Lannin ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Palo Alto has 198 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Lannin practices?
Sequoia Hospital (5 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 Palo Alto, California
Dr. Lannin's 36 Medicare procedures are below the Palo Alto average of 103. The table below compares verified procedure volumes for orthopedic surgeons practicing in Palo Alto.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. James Hartford | 198 | Hip, Knee |
| Dr. Bradley Graw | 139 | Hip, Knee |
| Dr. Colin Eakin | 40 | Shoulder |
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.