Dr. Robert Glen Davis, M.D.

Orthopedic Surgery
43 procedures 2 hospitals Boston, MA
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 617-667-1225
Practice phone listed in the NPI registry
330 Brookline Ave
Boston, MA 02215
NPI: 1265471254
Credentials: M.D.
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Knee 31 vs 45 avg (6,599 surgeons)
Shoulder 12 vs 29 avg (2,213 surgeons)

Dr. Robert Glen Davis is a board-certified orthopedic surgeon practicing in Boston, Massachusetts. A Medicare provider since 2006, Dr. Davis has performed 31 Medicare-verified knee replacements (#97 in Massachusetts) and 12 shoulder replacements, for a combined total of 43 procedures.

In Massachusetts, Dr. Davis performs below average in knee (31 vs 50 avg), below average in shoulder (12 vs 35 avg).

Dr. Davis's reported Medicare volume is split between knee replacements (31 cases) and shoulder replacements (12 cases).

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.

Medicare records for Dr. Davis extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 37 to 43 in the most recent data, a 16% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Davis's 31 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 Medicare Cases

Knee Replacement
31 verified cases
#97 in Massachusetts
Shoulder Replacement
12 verified cases
#43 in Massachusetts
Estimated total: 120 – 130 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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. Davis Compares

Procedure volume compared to the Massachusetts state average.

Knee Below Avg
31 Avg: 50
Shoulder Below Avg
12 Avg: 35
Dr. Davis Massachusetts Average

Volume Trend Analysis

Dr. Davis's Medicare-recorded procedure volume has trended upward over 12 years, increasing 16% from 37 procedures in 2013 to 43 in the most recent data.

Years of Data 12
2024 Volume 43
Peak Volume 51 (2015)
Trend Growing

Hospital Affiliations & Quality

H
Beth Israel Deaconess Medical Center
4/5
Boston, MA
Similar to national avg
H
Beth Israel Deaconess Hospital - Needham
4/5
Needham, MA
Similar to national avg

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:

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Davis

How does Dr. Davis's procedure volume compare to other Massachusetts surgeons?

Dr. Davis has performed 43 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. Davis ranks #112 out of 203 orthopedic surgeons in Massachusetts.

What types of joint replacement does Dr. Davis perform?

Dr. Davis's Medicare data shows procedures in knee replacement (31 cases) and shoulder replacement (12 cases).

Are there other orthopedic surgeons near Dr. Davis 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. Davis 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. Davis's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 43 procedures shown here.

Has Dr. Davis's procedure volume changed over time?

Yes. Dr. Davis's Medicare-recorded volume has increased from 37 procedures in 2013 to 43 in the most recent data, a 16% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 51 procedures in 2015.

Does Dr. Davis perform more than one type of joint replacement?

Yes. Dr. Davis's Medicare data shows procedures in knee replacement (31 cases), shoulder replacement (12 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Davis affiliated with?

According to CMS facility affiliation data, Dr. Davis is affiliated with Beth Israel Deaconess Medical Center, Beth Israel Deaconess Hospital - Needham.

How does Dr. Davis compare to other orthopedic surgeons in Boston?

Among the 50 orthopedic surgeons in Boston, Dr. Davis ranks #34 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. Davis practices?

Beth Israel Deaconess Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Beth Israel Deaconess Hospital - Needham (4 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. Davis's 43 Medicare procedures are below the Boston average of 186. The table below compares verified procedure volumes for orthopedic surgeons practicing in Boston.

SurgeonProceduresSpecialties
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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Robert Glen Davis, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ma/dr-robert-glen-davis-boston.html

Link: https://orthoprocedures.com/surgeons/ma/dr-robert-glen-davis-boston.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.