Dr. Daniel Estok, MD
Dr. Daniel Estok is a board-certified orthopedic surgeon practicing in Boston, Massachusetts. A Medicare provider since 2006, Dr. Estok has performed 24 Medicare-verified knee replacements (#115 in Massachusetts) and 20 hip replacements, for a combined total of 44 procedures.
In Massachusetts, Dr. Estok performs below average in knee (24 vs 51 avg), below average in hip (20 vs 44 avg).
Dr. Estok's reported Medicare volume is split between knee replacements (24 cases) and hip replacements (20 cases).
Beyond general orthopedic surgery, Dr. Estok holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
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. Estok extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 25 to 44 in the most recent data, a 76% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Estok's 24 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. Estok Compares
Procedure volume compared to the Massachusetts state average.
Contact & Location
Boston, MA 02115
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Estok's Medicare-recorded procedure volume has trended upward over 11 years, increasing 76% from 25 procedures in 2013 to 44 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.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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. Estok
How does Dr. Estok's procedure volume compare to other Massachusetts surgeons?
Dr. Estok has performed 44 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. Estok ranks #111 out of 202 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Estok perform?
Dr. Estok's Medicare data shows procedures in knee replacement (24 cases) and hip replacement (20 cases).
Are there other orthopedic surgeons near Dr. Estok 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. Estok 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. Estok's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 44 procedures shown here.
Has Dr. Estok's procedure volume changed over time?
Yes. Dr. Estok's Medicare-recorded volume has increased from 25 procedures in 2013 to 44 in the most recent data, a 76% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 45 procedures in 2022.
Does Dr. Estok perform more than one type of joint replacement?
Yes. Dr. Estok's Medicare data shows procedures in knee replacement (24 cases), hip replacement (20 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Estok affiliated with?
According to CMS facility affiliation data, Dr. Estok is affiliated with Brigham And Women'S Hospital.
How does Dr. Estok compare to other orthopedic surgeons in Boston?
Among the 50 orthopedic surgeons in Boston, Dr. Estok ranks #33 by total Medicare procedure volume. The highest-volume surgeon in Boston has 312 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Estok practices?
Brigham And Women'S Hospital (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 Boston, Massachusetts
Dr. Estok's 44 Medicare procedures are below the Boston average of 190. The table below compares verified procedure volumes for orthopedic surgeons practicing in Boston.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Carl Talmo | 312 | Hip, Knee |
| Dr. Young-Min Kwon | 229 | Hip, Knee |
| Dr. James Bono | 214 | Hip, Knee |
| Dr. Dennis Burke | 210 | Hip, Knee |
| Dr. Eric Smith | 164 | Hip, Knee |
| Dr. Wolfgang Fitz | 156 | Knee |
Patient Reviews & Ratings
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