Shoulder
Dr. Andrew Willis, M.D.
Dr. Andrew Willis is a board-certified orthopedic surgeon practicing in Morristown, New Jersey. A Medicare provider since 2006, Dr. Willis has performed 13 Medicare-verified shoulder replacements, ranking #30 in New Jersey.
In New Jersey, Dr. Willis performs below average in shoulder (13 vs 28 avg).
Dr. Willis's Medicare data shows a focused shoulder replacement practice with 13 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.
Morristown is home to 7 orthopedic surgeons in the current Medicare dataset. Patients in the Morristown area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Willis's Medicare data spans 7 years, beginning in 2014. Volume peaked at 23 procedures in 2015 before settling at 13 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Dr. Willis's 13 shoulder replacement procedures is below the national average of 28 among 2,092 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Willis Compares
Procedure volume compared to the New Jersey state average.
Contact & Location
Morristown, NJ 07960
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Willis's recorded volume peaked at 23 procedures in 2015 and stood at 13 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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
Evidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Home Safety: Creating Your Recovery SanctuaryRoom-by-room modifications, equipment recommendations, and fall-prevention strategies to prepare your home for a safe post-surgical recovery.
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.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Willis
How does Dr. Willis's procedure volume compare to other New Jersey surgeons?
Dr. Willis has performed 13 Medicare-verified joint replacement procedures. The New Jersey average is 71 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Willis ranks #164 out of 182 orthopedic surgeons in New Jersey.
What types of joint replacement does Dr. Willis perform?
Dr. Willis's reported Medicare volume is focused on shoulder replacement, with 13 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Willis in Morristown?
Yes. There are 7 orthopedic surgeons in Morristown 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 New Jersey surgeons.
What does the Medicare data for Dr. Willis 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. Willis's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 13 procedures shown here.
Has Dr. Willis's procedure volume changed over time?
Dr. Willis's Medicare-recorded volume peaked at 23 procedures in 2015 and was 13 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. Willis affiliated with?
According to CMS facility affiliation data, Dr. Willis is affiliated with Morristown Medical Center.
How does Dr. Willis compare to other orthopedic surgeons in Morristown?
Among the 7 orthopedic surgeons in Morristown, Dr. Willis ranks #6 by total Medicare procedure volume. The highest-volume surgeon in Morristown has 337 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Willis practices?
Morristown Medical Center (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 Morristown, New Jersey
Dr. Willis's 13 Medicare procedures are below the Morristown average of 109. The table below compares verified procedure volumes for orthopedic surgeons practicing in Morristown.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Robert Goldman | 337 | Hip, Knee, Shoulder |
| Dr. Paul Lombardi | 278 | Hip, Knee |
| Dr. James Kanellakos | 81 | Hip, Knee |
| Dr. Jeffrey Siegel | 26 | Knee, Shoulder |
| Dr. Kenneth Montgomery | 14 | Shoulder |
| Dr. Berton Taffet | 11 | Knee |
Patient Reviews & Ratings
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