Shoulder
Dr. Mark Lazarus, M.D.
Dr. Mark Lazarus is a board-certified orthopedic surgeon practicing in Bensalem, Pennsylvania. Dr. Lazarus has performed 94 Medicare-verified shoulder replacements, ranking #3 in Pennsylvania.
In Pennsylvania, Dr. Lazarus performs well above average in shoulder (94 vs 29 avg).
Dr. Lazarus's Medicare data shows a focused shoulder replacement practice with 94 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.
Bensalem is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Bensalem area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs. Dr. Lazarus also maintains hospital privileges in PA and NJ, indicating a regional practice that extends beyond Pennsylvania.
Medicare records for Dr. Lazarus extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 48 to 94 in the most recent data, a 96% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,092 shoulder replacement surgeons tracked nationally, Dr. Lazarus's 94 verified procedures is more than 3x the national average of 28, ranking #47 nationally.
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. Lazarus Compares
Procedure volume compared to the Pennsylvania state average.
Contact & Location
Bensalem, PA 19020
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Lazarus's Medicare-recorded procedure volume has trended upward over 11 years, increasing 96% from 48 procedures in 2013 to 94 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 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. Lazarus
How does Dr. Lazarus's procedure volume compare to other Pennsylvania surgeons?
Dr. Lazarus has performed 94 Medicare-verified joint replacement procedures. This is in line with the Pennsylvania average of 63 procedures per surgeon. Dr. Lazarus ranks #84 out of 388 orthopedic surgeons in Pennsylvania.
What types of joint replacement does Dr. Lazarus perform?
Dr. Lazarus's reported Medicare volume is focused on shoulder replacement, with 94 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
How experienced is Dr. Lazarus with shoulder replacement surgery?
Dr. Lazarus ranks #3 in Pennsylvania for shoulder replacement with 94 Medicare-verified procedures. This high ranking among 388 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Lazarus in Bensalem?
Yes. There are 3 orthopedic surgeons in Bensalem 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 Pennsylvania surgeons.
What does the Medicare data for Dr. Lazarus 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. Lazarus's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 94 procedures shown here.
Has Dr. Lazarus's procedure volume changed over time?
Yes. Dr. Lazarus's Medicare-recorded volume has increased from 48 procedures in 2013 to 94 in the most recent data, a 96% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 94 procedures in 2023.
Which hospitals is Dr. Lazarus affiliated with?
According to CMS facility affiliation data, Dr. Lazarus is affiliated with Rothman Orthopaedic Specialty Hospital Llc, Thomas Jefferson University Hospital, Virtua Willingboro Hospital. Dr. Lazarus maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
How does Dr. Lazarus compare to other orthopedic surgeons in Bensalem?
Among the 3 orthopedic surgeons in Bensalem, Dr. Lazarus ranks #2 by total Medicare procedure volume. Dr. Lazarus is among the highest-volume surgeons in Bensalem.
What are the quality ratings for hospitals where Dr. Lazarus practices?
Rothman Orthopaedic Specialty Hospital Llc (hip/knee complication rate similar to national average); Thomas Jefferson University Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Virtua Willingboro Hospital (2 out of 5 CMS stars). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Bensalem, Pennsylvania
Dr. Lazarus's 94 Medicare procedures are below the Bensalem average of 107. The table below compares verified procedure volumes for orthopedic surgeons practicing in Bensalem.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. William Hozack | 173 | Hip, Knee |
| Dr. William Arnold | 54 | Hip, Knee |
Patient Reviews & Ratings
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