Dr. David Cohen, M.D
Dr. David Cohen is a board-certified orthopedic surgeon practicing in Baltimore, Maryland. A Medicare provider since 2006, Dr. Cohen has performed 23 Medicare-verified knee replacements (#93 in Maryland) and 13 shoulder replacements, for a combined total of 36 procedures.
In Maryland, Dr. Cohen performs below average in knee (23 vs 50 avg), below average in shoulder (13 vs 36 avg).
Dr. Cohen's reported Medicare volume is split between knee replacements (23 cases) and shoulder replacements (13 cases).
Beyond general orthopedic surgery, Dr. Cohen holds additional credentials in Sports Medicine, reflecting subspecialty training that may benefit patients with complex joint conditions.
Baltimore is home to 38 orthopedic surgeons in the current Medicare dataset. Patients in the Baltimore area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Cohen extend back to 2016, covering 8 years of data. Over that period, recorded procedure volume increased from 11 to 36 in the most recent data, a 227% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Cohen's 23 knee replacement procedures is below the national average of 45 among 6,720 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. Cohen Compares
Procedure volume compared to the Maryland state average.
Contact & Location
Baltimore, MD 21224
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Cohen's Medicare-recorded procedure volume has trended upward over 8 years, increasing 227% from 11 procedures in 2016 to 36 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 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. Cohen
How does Dr. Cohen's procedure volume compare to other Maryland surgeons?
Dr. Cohen has performed 36 Medicare-verified joint replacement procedures. The Maryland average is 72 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Cohen ranks #104 out of 161 orthopedic surgeons in Maryland.
What types of joint replacement does Dr. Cohen perform?
Dr. Cohen's Medicare data shows procedures in knee replacement (23 cases) and shoulder replacement (13 cases).
Are there other orthopedic surgeons near Dr. Cohen in Baltimore?
Yes. There are 38 orthopedic surgeons in Baltimore 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 Maryland surgeons.
What does the Medicare data for Dr. Cohen 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. Cohen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 36 procedures shown here.
Has Dr. Cohen's procedure volume changed over time?
Yes. Dr. Cohen's Medicare-recorded volume has increased from 11 procedures in 2016 to 36 in the most recent data, a 227% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 44 procedures in 2022.
Does Dr. Cohen perform more than one type of joint replacement?
Yes. Dr. Cohen's Medicare data shows procedures in knee replacement (23 cases), shoulder replacement (13 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Cohen affiliated with?
According to CMS facility affiliation data, Dr. Cohen is affiliated with Medstar Franklin Square Medical Center.
How does Dr. Cohen compare to other orthopedic surgeons in Baltimore?
Among the 38 orthopedic surgeons in Baltimore, Dr. Cohen ranks #29 by total Medicare procedure volume. The highest-volume surgeon in Baltimore has 304 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Cohen practices?
Medstar Franklin Square Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Baltimore, Maryland
Dr. Cohen's 36 Medicare procedures are below the Baltimore average of 170. The table below compares verified procedure volumes for orthopedic surgeons practicing in Baltimore.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Joseph Ciotola | 304 | Hip, Knee, Shoulder |
| Dr. Marc Hungerford | 209 | Hip, Knee |
| Dr. Frank Ebert | 185 | Hip, Knee |
| Dr. Robert McKinstry | 158 | Hip, Knee |
| Dr. Henry Boucher | 150 | Hip, Knee |
| Dr. Harpal Khanuja | 147 | Hip, Knee |
Patient Reviews & Ratings
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