Dr. Robert Spang, MD
Contact & Location
Boston, MA 02114
Dr. Robert Spang is a board-certified orthopedic surgeon practicing in Boston, Massachusetts. A Medicare provider since 2013, Dr. Spang has performed 13 Medicare-verified knee replacements, ranking #152 in Massachusetts.
In Massachusetts, Dr. Spang performs below average in knee (13 vs 50 avg).
Dr. Spang's Medicare data shows a focused knee 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.
Boston is home to 50 orthopedic surgeons in the current Medicare dataset. Patients in the Boston area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Spang's Medicare record spans 3 years from 2020 through 2024. Procedure volume has remained consistent during that period, ranging from 12 to 14 procedures per year, reflecting a steady joint replacement practice.
Dr. Spang's 13 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Spang Compares
Procedure volume compared to the Massachusetts state average.
Volume Trend Analysis
Dr. Spang's procedure volume has been consistent across 3 years of Medicare data, ranging from 12 to 14 procedures per year. This stability suggests a well-established joint replacement practice.
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.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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. Spang
How does Dr. Spang's procedure volume compare to other Massachusetts surgeons?
Dr. Spang has performed 13 Medicare-verified joint replacement procedures. The Massachusetts average is 74 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Spang ranks #193 out of 203 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Spang perform?
Dr. Spang's reported Medicare volume is focused on knee 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. Spang in Boston?
Yes. There are 50 orthopedic surgeons in Boston 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 Massachusetts surgeons.
What does the Medicare data for Dr. Spang 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. Spang's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 13 procedures shown here.
Has Dr. Spang's procedure volume changed over time?
Dr. Spang's procedure volume has been relatively stable over 3 years of Medicare data, ranging from 12 to 14 procedures per year between 2020 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.
Which hospitals is Dr. Spang affiliated with?
According to CMS facility affiliation data, Dr. Spang is affiliated with Anna Jaques Hospital, Beverly Hospital Corporation.
How does Dr. Spang compare to other orthopedic surgeons in Boston?
Among the 50 orthopedic surgeons in Boston, Dr. Spang ranks #48 by total Medicare procedure volume. The highest-volume surgeon in Boston has 305 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Spang practices?
Anna Jaques Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Beverly Hospital Corporation (3 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 Boston, Massachusetts
Dr. Spang's 13 Medicare procedures are below the Boston average of 182. The table below compares verified procedure volumes for orthopedic surgeons practicing in Boston.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Carl Talmo | 305 | Hip, Knee |
| Dr. Young-Min Kwon | 235 | Hip, Knee |
| Dr. James Bono | 204 | Hip, Knee |
| Dr. Nicholas Pagani | 178 | Hip, Knee |
| Dr. Eric Smith | 170 | Hip, Knee |
| Dr. Dennis Burke | 169 | 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.