Dr. Daniel Sage, M.D.
Dr. Daniel Sage is a board-certified orthopedic surgeon practicing in Pittsfield, Massachusetts. A Medicare provider since 2008, Dr. Sage has performed 63 Medicare-verified knee replacements (#48 in Massachusetts) and 38 hip replacements, for a combined total of 101 procedures.
In Massachusetts, Dr. Sage performs above average in knee (63 vs 51 avg), near average in hip (38 vs 44 avg).
Dr. Sage's reported Medicare volume is split between knee replacements (63 cases) and hip replacements (38 cases).
Beyond general orthopedic surgery, Dr. Sage holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
Pittsfield is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Pittsfield area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Sage extend back to 2015, covering 9 years of data. Over that period, recorded procedure volume increased from 41 to 101 in the most recent data, a 146% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Sage's 63 verified procedures is above the national average of 45.
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. Sage Compares
Procedure volume compared to the Massachusetts state average.
Contact & Location
Pittsfield, MA 01201
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Sage's Medicare-recorded procedure volume has trended upward over 9 years, increasing 146% from 41 procedures in 2015 to 101 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.
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.
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. Sage
How does Dr. Sage's procedure volume compare to other Massachusetts surgeons?
Dr. Sage has performed 101 Medicare-verified joint replacement procedures. This is in line with the Massachusetts average of 74 procedures per surgeon. Dr. Sage ranks #53 out of 202 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Sage perform?
Dr. Sage's Medicare data shows procedures in knee replacement (63 cases) and hip replacement (38 cases).
Are there other orthopedic surgeons near Dr. Sage in Pittsfield?
Yes. There are 4 orthopedic surgeons in Pittsfield 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. Sage 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. Sage's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 101 procedures shown here.
Has Dr. Sage's procedure volume changed over time?
Yes. Dr. Sage's Medicare-recorded volume has increased from 41 procedures in 2015 to 101 in the most recent data, a 146% increase over 9 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 101 procedures in 2023.
Does Dr. Sage perform more than one type of joint replacement?
Yes. Dr. Sage's Medicare data shows procedures in knee replacement (63 cases), hip replacement (38 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Sage affiliated with?
According to CMS facility affiliation data, Dr. Sage is affiliated with Berkshire Medical Center Inc - 1, North Adams Regional Hospital, Fairview Hospital.
How does Dr. Sage compare to other orthopedic surgeons in Pittsfield?
Among the 4 orthopedic surgeons in Pittsfield, Dr. Sage ranks #2 by total Medicare procedure volume. Dr. Sage is among the highest-volume surgeons in Pittsfield.
What are the quality ratings for hospitals where Dr. Sage practices?
Berkshire Medical Center Inc - 1 (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Fairview Hospital (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 Pittsfield, Massachusetts
Dr. Sage's 101 Medicare procedures are above the Pittsfield average of 70. The table below compares verified procedure volumes for orthopedic surgeons practicing in Pittsfield.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Kevin Mitts | 130 | Hip, Knee |
| Dr. Anthony Defelice | 37 | Knee |
| Dr. Mark Sprague | 12 | Shoulder |
Patient Reviews & Ratings
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